C:0.95/1.05 Mn:≤1.00 Si:≤0.50 Cr:4.75/5.50 P:≤0.025 S:≤0.020 Mo:0.90/1.40 V:0.15/0.50 相关产品 scm440焊接材料焊丝scm22焊接材料焊条焊3Cr2Mo焊接材料焊条SNCM240焊接材料焊条SUM415焊接材料焊条YR307耐热钢焊丝YR302耐热钢焊丝YR207耐热钢焊丝YR202耐热钢焊丝ER55-B2耐热钢焊丝HO8A埋弧焊丝H10MnSi焊丝H10Mn2焊丝H08Mn2MoA焊丝YR307-1药芯焊丝YD397堆焊药芯焊丝YD247-1气保堆焊药芯HBYD611(M)耐磨焊丝HYD047耐磨堆焊焊丝打浆机、破碎机颚板