Weld Support Parts Blog

Tag: AWS A5.28

  • ER80S-B2 TIG / GTAW Filler Metal: Filler Metal Finder Notes

    ER80S-B2 TIG / GTAW Filler Metal: Filler Metal Finder Notes

    ER80S-B2 TIG / GTAW Filler Metal

    ER80S-B2 TIG / GTAW filler metal is a chrome-moly filler option used for compatible 1.25Cr-0.5Mo low-alloy steels. Treat it as a starting point for selection, not as automatic approval to weld. Before ordering rod or setting up a repair, verify the WPS, base metal grade, service conditions, and the manufacturer data sheet.

    The Weld Support Parts filler metal finder page and product page are useful for narrowing the search, but they do not replace code review or procedure qualification. If the joint is in pressure service, elevated temperature service, or an application with postweld heat treatment requirements, confirm every step against the governing specification.

    Key Takeaways

    • ER80S-B2 is a TIG / GTAW filler metal classification under AWS A5.28.
    • It is associated with 1.25Cr-0.5Mo chrome-moly steels.
    • Use it only when the WPS and base metal call for it or allow it.
    • Do not assume compatibility with P11 or B2-type material without verification.
    • Rod size, shielding gas, heat input limits, and PWHT requirements are job-specific. Unknown (Verify).

    How to Use the Filler Metal Finder Page

    Start with the Weld Support Parts filler metal finder to narrow the alloy family and process. The finder is a selection tool, not a procedure approval tool. Use it to identify likely matches, then verify the final choice against the WPS and the manufacturer data sheet.

    Check: whether the base metal family is chrome-moly and whether the process is TIG / GTAW.

    Inspect: the joint specification for required filler classification, preheat, interpass limits, and postweld heat treatment.

    Verify: that the selected rod matches the applicable code, the service conditions, and the exact base material designation.

    ER80S-B2 Selection Notes

    The ER80S-B2 product page at Weld Support Parts can be used for general reference: ER80S-B2 TIG / GTAW Filler Metal. The page description indicates a chrome-moly TIG rod for compatible B2 / P11-type alloys. That wording should be treated as a starting point only.

    When reviewing a job for ER80S-B2, confirm the following:

    • Base metal grade and product form.
    • Service temperature range and exposure conditions.
    • Required mechanical properties after welding and any PWHT.
    • Whether the code allows this classification for the joint.
    • Whether the manufacturer offers the rod in the diameter required for the setup. Unknown (Verify).

    If the drawing or WPS is missing, stop and obtain it before welding. If the base metal stamp is incomplete, do not guess. Positive material identification or documentation may be required. Unknown (Verify).

    Troubleshooting and Support Checks

    Use the following checks when a job calls for ER80S-B2 or a similar chrome-moly TIG rod.

    Problem: filler metal classification on the paperwork does not match the part in stock.

    • Check: the rod box label and heat number against the purchase record.
    • Inspect: whether the code or WPS allows a substitution.
    • Verify: with welding engineering or the customer before issuing rod.

    Problem: the base metal is described only as “chrome-moly.”

    • Check: the exact grade, specification, and material traceability.
    • Inspect: whether the joint is on a pressure part, tube, pipe, or plate.
    • Verify: the exact alloy family before selecting ER80S-B2.

    Problem: the job requires heat treatment or high-temperature service.

    • Check: the WPS for preheat, interpass, and PWHT instructions.
    • Inspect: whether the service conditions alter filler selection.
    • Verify: the filler metal against the governing code and manufacturer literature.

    Problem: cracking, lack of fusion, or inconsistent bead appearance.

    • Check: travel speed, amperage, tungsten condition, and shielding gas coverage.
    • Inspect: cleanliness, fit-up, and root preparation.
    • Verify: that the technique matches the procedure. Equipment settings may be job-specific. Unknown (Verify).

    Practical Pre-Order Review

    Before placing an order for ER80S-B2 TIG / GTAW filler metal, run a short review:

    1. Confirm the exact AWS classification listed on the WPS.
    2. Confirm the base metal specification and thickness range.
    3. Confirm whether TIG / GTAW is the approved process.
    4. Confirm diameter requirements. Common diameters may exist, but the correct size for your job is Unknown (Verify).
    5. Confirm packaging quantity and storage requirements from the supplier page or data sheet.

    This review prevents stock errors. It also reduces the chance of issuing a low-alloy rod for a joint that actually needs a different classification such as ER90S-B3 or another approved filler. Do not substitute without authorization.

    Safety Notes

    • Follow the WPS, not assumptions based on alloy family alone.
    • Use appropriate PPE for GTAW, hot metal handling, and cylinder safety.
    • Do not weld on unidentified alloy pipe or pressure parts without verification.
    • Observe preheat and interpass controls if required by the procedure.
    • Use ventilation and fume control appropriate to the task and work area.

    If the job involves pressure equipment, critical service, or life-cycle performance concerns, escalate to welding engineering or the responsible code authority before welding.

    FAQ

    Is ER80S-B2 automatically correct for P11 material?
    No. Treat that as a possibility only. Verify the exact base metal grade, the WPS, and the applicable code before using it.

    Can I use the filler metal finder as final approval?
    No. The filler metal finder is a selection starting point. It helps narrow options, but it does not approve procedure compliance.

    What rod diameter should I order?
    Unknown (Verify). Diameter depends on joint design, amperage range, operator preference, and the WPS.

    Does ER80S-B2 cover every chrome-moly repair?
    No. Chrome-moly is a broad description. Confirm the actual alloy and service conditions before selection.

    Sources Checked

    Review the product page and finder page together, then confirm the WPS and material documentation before purchase or welding.

    Disclosure: As an Amazon Associate, Weld Support Parts may earn from qualifying purchases.

  • ER80S-D2 TIG / GTAW Filler Metal: Filler Metal Finder Notes

    ER80S-D2 TIG / GTAW Filler Metal: Filler Metal Finder Notes

    ER80S-D2 TIG / GTAW Filler Metal

    ER80S-D2 is a low-alloy TIG/GTAW filler metal used in higher-strength steel applications where the weld procedure calls for a molybdenum-bearing filler. Treat the Weld Support Parts listing as a starting point for selection, not as approval to weld. Before ordering or striking an arc, verify the WPS, base metal grade, service conditions, and the manufacturer data sheet. If the procedure, material, or service environment is outside your control, stop and confirm the requirements first.

    Key Takeaways

    • ER80S-D2 is a filler metal support choice for TIG/GTAW work on higher-strength steel.
    • The WSP filler metal page should be used as a selection starting point, not as a blanket procedure approval.
    • Verify the WPS, joint design, preheat, interpass control, and final mechanical/property requirements before welding.
    • Do not assume ER80S-D2 is interchangeable with ER70S-2 or ER100S-G without engineering review.
    • If the base metal is unknown or the service condition is critical, confirm with the job spec and manufacturer data sheet first.

    What ER80S-D2 Is Used For

    The WSP filler metal page identifies ER80S-D2 as a molybdenum-bearing low-alloy TIG rod for higher-strength steel applications, including some 4130 work. That makes it relevant when a procedure needs greater strength potential than a plain carbon steel filler, but the exact fit depends on the base metal, thickness, joint restraint, and code requirements.

    Do not select filler metal by classification alone. The same class can be used in different ways depending on the WPS. Check whether the job calls for a matching strength level, specific chemical limits, or a certain heat treatment path after welding. If those requirements are not documented, treat the application as Unknown (Verify).

    Selection Check: Verify Before You Order

    Use this practical check before assigning ER80S-D2 to a job:

    • Check the WPS: Verify that ER80S-D2 is listed by classification or approved equivalent.
    • Inspect the base metal: Confirm the material grade, mill certs, or positive material identification if needed.
    • Verify service conditions: Review whether the part sees pressure, impact loading, fatigue, low temperature, or post-weld heat treatment.
    • Confirm joint requirements: Review bevel angle, root opening, fit-up, and whether back purging or backing bars are required.
    • Review consumable control: Use only filler wire that matches the required diameter and packaging condition for the job. Diameter availability is Unknown (Verify) unless confirmed by the listing or distributor.

    Troubleshooting Support: If the Filler Choice Is Unclear

    If you are unsure whether ER80S-D2 is the right starting point, work through the problem in order.

    • Check: The base metal specification and thickness range.
    • Inspect: The WPS for minimum tensile strength, impact requirements, and heat input limits.
    • Verify: Whether the application is standard fabrication, repair, or code work with additional restrictions.
    • Check: If the job actually needs a different low-alloy filler such as ER100S-G or a more common carbon steel filler like ER70S-2.
    • Verify: Any required preheat, interpass temperature, or post-weld heat treatment with the procedure owner or engineer.

    When the filler metal, base metal, or end use does not line up cleanly, do not guess. A filler metal support listing cannot override the WPS or the code. If the job packet is incomplete, label the requirement Unknown (Verify) and escalate it before work starts.

    Filler Metal Finder Notes

    Use the WSP Filler Metal Finder as a starting point for narrowing down options by process, classification, and application. It is useful for support teams and buyers who need to identify a candidate filler metal quickly, but it does not replace procedure approval.

    For this product page, the direct listing is here: ER80S-D2 TIG / GTAW Filler Metal. Use that page to review the current WSP description, then confirm the selection against the job documents and the manufacturer data sheet before purchase or use.

    Practical use case: if a fabricator asks for a filler for a higher-strength low-alloy steel job and the paperwork references ER80S-D2, the finder page can help the buyer identify the classification quickly. If the paperwork is missing, the finder page alone is not enough. Confirm the job by WPS, base metal, and service conditions first.

    Support Team Review Steps

    For maintenance buyers and welding support teams, use a short review process:

    1. Check the request: Identify the process, classification, and base metal.
    2. Inspect the paperwork: Look for a WPS, procedure number, or engineering note.
    3. Verify the end use: Determine whether the weld is structural, repair, or non-critical fabrication.
    4. Confirm the consumable: Match the purchase request to the WSP filler metal page and the job documentation.
    5. Escalate gaps: If any key detail is missing, mark it Unknown (Verify) and get clarification.

    This process prevents common errors such as selecting a filler based on habit, using a similar-looking rod without confirming classification, or assuming one job’s filler will work on another job with different mechanical requirements.

    Safety Notes

    • Follow the WPS and site safety rules for ventilation, shielding gas, arc exposure, and hot metal handling.
    • Verify that the electrode, torch setup, and gas selection match the procedure. Specific gas recommendations are Unknown (Verify) unless stated by the approved procedure or manufacturer.
    • Do not rely on filler classification alone when the part is safety-critical.
    • Keep filler metal clean and dry. If packaging condition is damaged or contamination is suspected, inspect and verify before use.
    • If there is any question about crack sensitivity, preheat, or hydrogen control, stop and confirm the requirement with the WPS owner or engineer.

    FAQ

    Is ER80S-D2 the same as ER70S-2?
    No. They are different classifications and should not be treated as interchangeable without WPS and engineering approval. Verify the required strength and chemistry before substituting.

    Can ER80S-D2 be used on 4130?
    The WSP listing notes some 4130 work, but that is not a blanket approval. Confirm the exact 4130 condition, joint design, preheat, and service requirements first. If the procedure is missing, the answer is Unknown (Verify).

    Does the filler metal page approve the weld procedure?
    No. The filler metal page is a selection aid only. The WPS, code requirements, and manufacturer data sheet control the job.

    What diameter should I order?
    Unknown (Verify). Confirm the required wire diameter from the WPS or purchase request before ordering.

    Sources Checked

    Note: All uncertain technical details are marked Unknown (Verify). Confirm the WPS, base metal, service conditions, and manufacturer data sheet before welding.

    Disclosure: As an Amazon Associate, Weld Support Parts may earn from qualifying purchases.

  • ER100S-G MIG / GMAW Filler Metal: Filler Metal Finder Notes

    ER100S-G MIG / GMAW Filler Metal: Filler Metal Finder Notes

    ER100S-G MIG / GMAW Filler Metal

    ER100S-G is a MIG/GMAW filler metal family used on high-strength low-alloy steel applications where the weld procedure calls for higher-strength filler selection. Treat the classification as a starting point, not a final approval. Before ordering wire or striking an arc, verify the WPS, the code requirement, the base metal grade, the service conditions, and the manufacturer data sheet. If any of those inputs are unclear, the correct answer is not to assume. The correct answer is to verify.

    Key Takeaways

    • ER100S-G is an AWS A5.28 classification for MIG/GMAW wire used in higher-strength low-alloy applications.
    • The “G” classification means general composition is not fully fixed by the classification alone. Verify the manufacturer data sheet before use.
    • Do not select this wire only by strength number. Match the weld metal to the WPS, base metal, and service conditions.
    • Use the filler metal finder page as a selection starting point, not as proof that a wire is procedure-approved for your job.
    • Wire diameter, shielding gas, and parameter set are Unknown (Verify) unless confirmed on the datasheet and WPS.

    What ER100S-G Means in Practice

    For maintenance buyers and fabricators, ER100S-G usually comes up when the application needs a higher-strength weld metal than common mild steel wire choices. It is associated with HSLA steel work, but that does not mean it fits every HSLA job. The designation alone does not tell you the complete chemistry, toughness level, or procedure limits. Those details are controlled by the specific product datasheet and the approved welding procedure.

    When reviewing a job package, start with the base metal specification and the service environment. Then check whether the WPS calls for ER100S-G or allows an equivalent filler. If the WPS is missing, stop and verify it before purchase. If the code requirement is unclear, stop and verify that too.

    Filler Metal Finder Section

    Weld Support Parts lists ER100S-G here as a selection aid:

    ER100S-G MIG / GMAW Filler Metal

    Use the filler metal finder page to compare categories and narrow down options:

    WSP Filler Metal Finder

    These pages help with identification and shortlisting. They do not replace the WPS, code review, or manufacturer documentation. They do not guarantee procedure approval.

    Check, Inspect, Verify Before Ordering

    Check: Confirm the base metal grade, joint design, process, and any code constraints. If the job uses impact toughness requirements, crack-sensitive service, or postweld heat treatment limits, verify those details first.

    Inspect: Review the existing wire, spool label, and job paperwork. Look for the classification, lot identification, and any supporting documentation. If the label is incomplete, treat it as Unknown (Verify).

    Verify: Confirm diameter, shielding gas, and operating range on the manufacturer data sheet. If the datasheet is not available, do not assume .035 in, .045 in, or any other size is available for the job. Verify all consumable details before issuing to production.

    Troubleshooting and Support Notes

    If weld quality is not meeting expectations, separate the filler-metal question from the machine-settings question.

    • Check the WPS first. If the procedure does not call for ER100S-G, do not substitute without approval.
    • Inspect the wire condition. Look for rust, contamination, birdnesting damage, or storage exposure.
    • Verify shielding gas and flow. Gas type and flow rate are application-dependent and Unknown (Verify) unless specified by the WPS and datasheet.
    • Verify drive roll and liner setup. Poor feeding can look like a metallurgy issue when it is actually a delivery issue.
    • Check base-metal cleanliness. Mill scale, oil, moisture, and paint can drive porosity and lack of fusion.

    If the weld is cracking, do not keep increasing heat or changing wire blindly. Verify hydrogen control, restraint, joint prep, interpass temperature, and whether the selected filler is appropriate for the actual base material and service condition.

    What to Confirm With the Manufacturer Data Sheet

    Before purchase, confirm the following on the datasheet or product page:

    • Classification and AWS specification
    • Recommended shielding gas
    • Available diameters
    • Typical operating position or positions, if stated
    • Storage and handling requirements
    • Any mechanical property or toughness data the manufacturer publishes

    If any of those points are not shown on the page you are reviewing, they are Unknown (Verify). Do not fill the gap with assumptions or with a different brand’s datasheet.

    Practical Buyer Guidance

    For support teams, the key purchase risk is choosing a filler by classification only. Two wires with the same classification can still differ by manufacturer, intended gas, and published properties. That matters when you are supporting a WPS-driven shop or a field repair program.

    When a buyer is asked to source ER100S-G, collect the following before ordering: job number, WPS number, base material, required diameter, spool size if applicable, shielding gas, and any code or customer requirement. If a field technician cannot provide those inputs, pause the order and verify the application.

    Safety Notes

    • Follow the site WPS and the filler metal manufacturer instructions.
    • Use proper ventilation and fume control for all GMAW operations.
    • Keep wire dry and clean. Do not use contaminated consumables.
    • Do not weld from incomplete information on critical joints.
    • If the job is safety-critical or code-controlled, verify the procedure with welding engineering or quality control before use.

    FAQ

    Is ER100S-G the right wire for all high-strength steel repairs?
    No. It may be suitable for some high-strength low-alloy steel applications, but the correct choice depends on the WPS, base metal grade, service conditions, and code requirements.

    Can I choose ER100S-G just because the strength number looks correct?
    No. The classification alone is not enough. Verify the full procedure and manufacturer data sheet before using it.

    What wire diameter should I order?
    Unknown (Verify). Confirm the allowed diameter on the WPS and the specific product page or datasheet before ordering.

    Does the filler metal finder page approve a procedure?
    No. It is a selection tool. Use it to narrow choices, then verify against the WPS and supporting documentation.

    Sources Checked

    No additional product, ASIN, or internal-link data was provided for this draft.

    Disclosure: As an Amazon Associate, Weld Support Parts may earn from qualifying purchases.

  • ER80S-D2 MIG / GMAW Filler Metal: Filler Metal Finder Notes

    ER80S-D2 MIG / GMAW Filler Metal: Filler Metal Finder Notes

    ER80S-D2 MIG / GMAW Filler Metal

    ER80S-D2 MIG / GMAW filler metal is a low-alloy wire used where the weld deposit needs higher tensile strength and added molybdenum compared with general-purpose mild steel wires. It is typically considered for high-strength carbon and low-alloy steels, but it should not be treated as a default choice. The correct wire depends on the WPS, base metal, service conditions, joint design, shielding gas, and required mechanical properties.

    Use the WSP filler metal page as a starting point, not as a procedure approval. Confirm the classification, base metal, and service requirements before ordering wire or welding production parts.

    Key Takeaways

    • ER80S-D2 is a classification, not a blanket approval for all low-alloy jobs.
    • Confirm the WPS and code requirements first.
    • Verify the base metal grade and thickness range before selection.
    • Check shielding gas requirements and procedure parameters against the manufacturer data sheet.
    • When details are uncertain, mark them as Unknown (Verify) and stop before production welding.

    How to Use the Filler Metal Finder Page

    The Weld Support Parts filler metal finder page is useful when you are narrowing down a starting point for wire selection. It is not a substitute for code compliance or a qualified WPS. Use the page to compare the listed classification, process, and base material family, then move to the manufacturer data sheet and your internal welding documentation.

    Open the filler metal finder page and confirm these items:

    • Process: MIG / GMAW
    • Classification: ER80S-D2
    • AWS spec: AWS A5.28
    • Base material family: High-strength carbon and low-alloy steels

    If your application does not match those basic categories, do not assume the wire is suitable. Verify the actual specification or use a different filler metal family.

    Selection Checks Before Ordering

    Follow a short check-inspect-verify sequence before you place an order.

    • Check: The WPS for the required filler classification.
    • Inspect: The base metal identification on drawings, material certs, or job travelers.
    • Verify: The service condition. If the part sees elevated stress, impact loading, fatigue, or temperature exposure, review the weld metal requirements carefully.
    • Check: Shielding gas type and transfer mode requirements in the procedure.
    • Inspect: Wire diameter and spool size requirements. The listed sizes for this product family may include .030 in, .035 in, and .045 in, but confirm the exact size on the product page and data sheet before purchase.
    • Verify: The manufacturer name and data sheet for the exact wire you intend to use.

    If any item is missing, the correct action is not to guess. Mark the unknown detail as Unknown (Verify) and stop until the documentation is complete.

    Troubleshooting Common Selection Problems

    Problem: The wire classification looks right, but the job still fails review

    Check: Whether the WPS actually allows ER80S-D2 for that joint and base metal combination.

    Inspect: Any project-specific customer requirements, postweld heat treatment requirements, or impact testing requirements.

    Verify: Whether a different filler classification is required by code or contract. If the answer is unknown, treat it as Unknown (Verify) and route it to welding engineering or QA.

    Problem: The base metal is low-alloy, but the exact grade is not confirmed

    Check: Heat numbers, mill certs, or material markings.

    Inspect: Whether the material is actually carbon steel, HSLA, or another alloy family.

    Verify: The grade before using ER80S-D2 as a selection baseline. A general family match is not enough for production release.

    Problem: The filler metal finder page gives a starting point, but no final answer

    Check: The page description and classification fields.

    Inspect: The manufacturer data sheet for the specific wire brand.

    Verify: Procedure approval through your WPS, PQR, or responsible welding authority. Finder pages are support tools, not approval documents.

    Practical Purchasing Notes

    When buying ER80S-D2 wire, keep the ordering record tied to the actual job requirements. Do not order only from memory or from a past job that happened to use a similar classification.

    • Record the WPS number or internal reference.
    • Record the base metal grade and thickness.
    • Record the required wire diameter.
    • Record the shielding gas from the approved procedure.
    • Record the manufacturer and data sheet revision, if known. If unknown, mark Unknown (Verify).

    This avoids mix-ups between similar low-alloy wires and helps maintenance buyers prevent nonconforming stock from reaching the floor.

    Safety Notes

    • Do not weld from a filler metal description alone.
    • Review the WPS, SDS, and manufacturer data sheet before use.
    • Use proper ventilation and fume control for GMAW welding.
    • Verify storage condition and spool handling before loading wire.
    • If the job has critical service requirements, involve welding engineering or QA before starting production.

    FAQ

    Is ER80S-D2 a direct replacement for ER70S-2?

    No. They are not interchangeable by assumption. ER80S-D2 is a low-alloy wire with different intended mechanical property behavior. Check the WPS and verify the required classification before substituting anything.

    Can I use ER80S-D2 on any low-alloy steel?

    No. Base metal family alone is not enough. Inspect the exact grade and service condition, then verify that the procedure permits this wire.

    What should I do if the wire size is not listed in my internal notes?

    Check the product page and manufacturer data sheet. If the size still cannot be confirmed, treat it as Unknown (Verify) and do not order until confirmed.

    Is the filler metal finder page a final approval source?

    No. It is a starting point for selection only. Verify against the WPS, code requirements, and manufacturer documentation.

    Sources Checked

    Final note: ER80S-D2 is a useful starting point for higher-strength carbon and low-alloy welds, but the correct answer still comes from the procedure and the material documentation. Check the facts, inspect the material, and verify the approval path before welding.

    Disclosure: As an Amazon Associate, Weld Support Parts may earn from qualifying purchases.

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