厂家焊材牌号非合金钢及细晶粒钢焊条:J422 J507 J507RH J707热强钢焊条:R307 R317 R407 R507 R707不锈钢焊条:A002 A022 A102 A107 A132A137 A202 A302 A307 A312A402 A407 A507堆焊焊条:D507MO D547MO焊丝:TIG-J50 TIG-R10 TIG-R30 TIG-R31 TIG-R34TIG-R40 TIG-R71
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