Welding guides
Parts, troubleshooting, equipment, and life in the trade. Browse by topic or search below.
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Weldmark LC40 Set: Check Cable Size and Count the Mating Pairs
One LC40 set contains one male and one female half. Verify the 1/0–2/0 cable range, retained mating half and required number of complete connections before ordering.
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A Welding Portfolio That Explains Your Work, Not Just the Photo
Build a useful welding portfolio by explaining your contribution, checking sharing permission and separating work samples from formal credentials.
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ER309LSi vs ER309L: Wetting Is Not Substitution Approval
Compare ER309LSi and ER309L without treating improved wetting as automatic substitution approval. Use a documented review and exact-product ordering checklist.
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Malco A60: keep a trim line tied to the same reference edge
Use a deliberate reference edge and an independently checked first mark when setting up the Malco A60 adjustable scriber for sheet-metal trim lines.
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MaxalTig 4943 paperwork: follow the rod from the product row to the right document
Match Hobart MaxalTig4943 part494309470 to its package row, shared data sheet and lot-document route before filing filler-metal paperwork.
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Bring the question, not just the coupon: a short welding practice note
Keep the exercise, observation and next question together so the next training conversation starts with useful context.
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WYPO SP-400-1: separate the holder, refill and pack quantity before ordering
Ordering a soapstone holder is easier when the request identifies the holder model, refill shape and supplied quantity separately. Here is a receiving checklist for the WYPO SP-400-1.
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HB-28 S305408-019 vs S305408-022: write the spool order without guesswork
Compare two HB-28 0.035-inch spool part numbers, separate spool count from package weight, and prepare a clear purchase and receiving record.