【2017年整理】埋弧焊焊丝焊剂选配.doc
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埋弧焊材料——焊丝、焊剂及选配
表1 国产焊丝标准化学成分(GB/T14957——1994)
钢种
牌号
化学成分(质量分数)( % )
C
Mn
Si
Cr
Ni
Mo
V
其他
S
P
用途
≤
碳素结构钢
H08H08AH08EH08 MnH08 MnAH15AH15 Mn
≤0.10≤0.10≤0.10≤0.10≤0.100.11~0.180.11~0.18
0.30~0.550.30~0.550.30~0.550.80~1.100.80~1.100.35~0.650.80~1.10
≤0.03≤0.03≤0.03≤0.07≤0.07≤0.03≤0.07
≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20
≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30
———————
———————
———————
0.0400.0300.0250.0400.0300.0300.040
0.0400.0300.0250.0400.0300.0300.040
用于碳素钢的电弧焊、气焊、埋弧焊、电渣焊和气体保护焊等
合金结构钢
H10 Mn2H08 Mn2SiH08 Mn2SiAH10 MnSiH10 MnSiMo H10 MnSiMoTiAH08MnMoAH08 Mn2MoAH10 Mn2MoAH08 Mn2MoVAH10 Mn2MoVAH08CrMoAH13CrMoAH18CrMoAH08CrMoVAH08CrNi2MoAH30CrMoSiAH10MoCrA
≤0.12≤0.11≤0.11≤0.14≤0.140.08~0.12≤0.100.06~0.110.08~0.130.06~0.110.08~0.13 ≤0.100.11~0.160.15~0.22≤0.100.05~0.100.25~0.35 0.10
1.50~1.901.70~2.101.80~2.100.80~1.100.90~1.201.00~1.301.20~1.601.60~1.901.70~2.001.60~1.901.70~2.000.40~0.700.40~0.700.40~0.700.40~0.700.50~0.850.80~1.100.40~0.70
≤0.070.65~0.950.65~0.950.60~0.900.70~1.100.40~0.70≤0.25≤0.25≤0.40≤0.25≤0.400.15~0.350.15~0.350.15~0.350.15~0.350.10~0.300.90~1.200.15~0.35
≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.200.80~1.100.80~1.100.80~1.101.00~1.300.70~1.000.80~1.100.45~0.65
≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.301.40~1.80≤0.30≤0.30
————0.15~0.250.20~0.400.30~0.500.50~0.700.60~0.800.50~0.700.60~0.800.40~0.600.40~0.600.15~0.250.50~0.700.20~0.40—0.40~0.60
—————————0.06~0.120.60~0.12———0.15~0.35———
—————Ti0.05~0.15Ti0.15(*)Ti0.15(*)Ti0.15(*)Ti0.15(*)Ti0.15(*)———————
0.0400.0400.0300.0300.0300.0250.0300.0300.0300.0300.0300.0300.0300.0250.0300.0250.0250.030
0.0400.0400.0300.0400.0400.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0250.0300.
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