济南骏焊焊材有限公司

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0531-82312131

济南骏焊焊材有限公司

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德国蒂森T Union GT Cr2Mo焊丝ER90S-B3蒂森伯乐铬钼钢焊丝

更新时间:2018-08-12 点击数:492

德国蒂森T Union GT Cr2Mo焊丝ER90S-B3蒂森伯乐铬钼钢焊丝

德国蒂森T Union GMCr2Mo焊丝ER90S-B3焊丝铬钼钢焊丝

CLASSIFICATION • AWS 5.28 Class ER90S-B3 / ASME SFA 5.28 Class ER90S-B3 • AWS 5.23 Class EB3 / ASME SFA 5.23 Class EB3 DESCRJPTION • MIDALLOY ER90S-B3 & EB3 welding wire is a bare wire used for GMAW, GTAW, and SAW welding. APPLICATION • MIDALLOY ER90S-B3 is designed for gas metal arc welding of 2¼ Cr / 1 Mo steels, which are used for high temperature applications. • A preheat and interpass temperature of not less than 350°F should be maintained during welding. TYPICAL CHEMISTRY C Mn Si Cr Mo P S Cu .10 .62 .48 2.55 1.08 .009 .006 .12 NOTE: Silicon .20 in SAW TYPICAL MECHANICAL PROPERTIES TENSILE STRENGTH 650 MPA 94,500 PSI YIELD STRENGTH 550 MPA 80,500 PSI ELONGATION IN 2” 19% IMPACT STRENGTH @ 68° F 80 ft. lbs NOTE: Mechanical properties listed reflect utilization of a post-weld heat treatment between 1250°F and 1300°F for one hour. RECOMMENDED WELDING PARAMETERS PROCESS DIA. OF WIRE AMPERAGE VOLTAGE GAS/FLUX GTAW (TIG) 1/16” 3/32” 1/8” 50-120 120-200 150-220 7-13 10-16 12-18 Ar Ar Ar GMAW (MIG) SHORT ARC .035” .045” 1/16” 90-160 120-200 - 14-20 16-20 - Co2 CO2 or 75 Ar/25 CO2 CO2 or 75 Ar/25 CO2 GMAW (MIG) SPRAY TRANSFER .035” .045” 1/16” 180-230 250-350 280-400 25-28 25-30 26-36 98 Ar/2 O2 75 Ar/25 CO2 75 Ar/25 CO2 SUBMERGED ARC 3/32” 1/8” 250-400 400-600 28-32 30-34 UV420TTR UV420TTR