Low Alloy & Mild Steel

Alloy elements comprising 1% to 5% added to carbon steel provide beneficial attributes such as strength, added hardness, or additional corrosion resistance. Applications for these important steels include military vehicles, heavy construction equipment, piping, oil drilling platforms, ship hulls, and other critical uses. All Midalloy mild and low alloy bare wires are free of copper coating to minimize adverse contamination of the weld metal for x-ray quality welds and lower toxic fumes during the welding process. Many Midalloy low alloy “copper free” wires offer “low residuals” with x-factors < 15 and J-factors under 130.

Product Name AWS /ASME SFA UNS No. Available for Welding Process Data Sheet
MIDALLOY 70S-2 ER70S-2 A5.18 K10276 GMAW, GTAW Data Sheet
MIDALLOY 70S-3 ER70S-3 A5.18 K11022 GTAW Data Sheet
MIDALLOY 70S-6 ER70S-6 A5.18 K11140 GMAW, GTAW Data Sheet
MIDALLOY 70S-B2L ER70S-B2L A5.28 K20500 GMAW, GTAW Data Sheet
MIDALLOY 80S-B3L ER80S-B3L A5.28 K30560 GMAW, GTAW Data Sheet
MIDALLOY 80S-D2 ER80S-D2 A5.28 K10945 GMAW, GTAW Data Sheet
MIDALLOY 80S-B2 (P11, P12) ER80S-B2 A5.28 K20900 GMAW, GTAW Data Sheet
MIDALLOY 80S-Ni1 ER80S-Ni1 A5.28 K11260 GMAW, GTAW Data Sheet
MIDALLOY 80S-Ni2 ER80S-Ni2 A5.28 K21240 GMAW, GTAW Data Sheet
MIDALLOY 80S-Ni3 ER80S-Ni3 A5.28 K31240 GMAW, GTAW Data Sheet
MIDALLOY 80S-B6 (P5) ER80S-B6 A5.28 S50280 GMAW, GTAW Data Sheet
MIDALLOY 80S-B8 (P9) ER80S-B8 A5.28 S50480 GMAW, GTAW Data Sheet
MIDALLOY 90S-B3 (P21, P22) ER90S-B3 A5.28 K30960 GMAW, GTAW Data Sheet
MIDALLOY 90S-B9 (P91, T91) ER90S-B9 A5.28 S50482 GMAW, GTAW Data Sheet
MIDALLOY 100S-1 ER100S-1 A5.28 K10882 GMAW, GTAW Data Sheet
MIDALLOY 110S-1 ER110S-1 A5.28 K21015 GMAW, GTAW Data Sheet
MIDALLOY 120S-1 ER120S-1 A5.28 K21030 GMAW, GTAW Data Sheet
MIDALLOY 120S-G ER120S-G A5.28 K21030 GMAW Data Sheet
MIDALLOY EB2 (P11, P12) EB2 A5.23 K11172 SAW Data Sheet
MIDALLOY EB3 (P21, P22) EB3 A5.23 K31115 SAW Data Sheet
MIDALLOY EB6 (P5) EB6 A5.23 S50280 SAW Data Sheet
MIDALLOY EB8 (P9) EB8 A5.23 S50480 SAW Data Sheet
MIDALLOY EB9 (P91, T91) EB9 A5.23 S50482 SAW Data Sheet
MIDALLOY 4130 (AISI 4130) N/A N/A GMAW, GTAW Data Sheet
Product Name AWS /ASME SFA UNS No. Available for Welding Process Data Sheet
MIDALLOY 8018-B2 H4 (P11, P12) E8018-B2H4 A5.5 W52018 SMAW Data Sheet
MIDALLOY 8018-B6 H4 (P5) E8018-B6H4 A5.5 W50218 SMAW Data Sheet
MIDALLOY 8018-B8 H4 (P9) E8018-B8H4 A5.5 W50418 SMAW Data Sheet
MIDALLOY 9018-B3 H4 (P21, P22) E9018-B3H4 A5.5 W53018 SMAW Data Sheet
MIDALLOY 9015-B9 H4 (P91, T91) E9015-B9H4 A5.5 W50425 SMAW Data Sheet
MIDALLOY 10018-D2 H4 E10018-D2H4 A5.5 W10018 SMAW Data Sheet
Product Name AWS /ASME SFA UNS No. Available for Welding Process Data Sheet
MASTERCOR 81T1-B2 E81T1-B2 A5.29 W5203X FCAW Data Sheet
MASTERCOR 81T1-B2L E81T1-B2L A5.29 W5213X FCAW
MASTERCOR 81T1-Ni1 E81T1-Ni1 A5.29 W2103X FCAW Data Sheet
MASTERCOR 91T1-B3 E91T1-B3 A5.29 W5303X FCAW Data Sheet
MASTERCOR 91T1-B3L E91T1-B3L A5.29 W5313X FCAW
MASTERCOR 81T1-B6 E81T1-B6 A5.29 W50231X FCAW Data Sheet
MASTERCOR 81T1-B8 E81T1-B8 A5.29 W50431X FCAW Data Sheet
MASTERCOR 91T1-B9 H8 E91T1-B9 A5.28 W50531X FCAW Data Sheet