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1、埋弧焊焊丝型号焊丝化学成分()(W)配合焊剂特点与用途Urfa a 牌号GBCMnSiSPCrNiCu0.030用于一般薄H08A0.30/0.0300.200.30SJ301、THM-43(THG-43)H08E0.100.030.0200.020.100.100.20板，锅炉及管SJ501及0.600板接头的对接H08C0.0150.0150.200.30HJ431等及角焊SJ101、THM-43A(THG-43A)H08MnA0.100.80/0.070.0300.030.200.300.20SJ127、用于薄板及打1.100SJ501及HJ431等底焊焊接结构SJ101、用于厚板的单T
2、HM-43B(THG-43B)H10Mn20.121.50/0.070.0350.030.200.300.20SJ127、丝双丝及多丝1.905SJ501及的多层焊以及HJ431等环缝焊接0.80/0.60/SJ101、用于焊接重要0.03SJ201、的低碳钢和低THM-43CHlOMnSi0.140.0350.200.300.201.100.905SJ501及HJ431等合金钢结构THM-55G0.071.600.200.0080.01MoTi0.00.056SJ101用于X70级钢（例值）10.405的焊接及相同 级别低合金钢 焊接THM-60G （例值）0.071.580.080.010
3、0.0110.280.32Mo0.30SJ101用于X80级钢 的焊接及相同 级别低合金钢 焊接THM08Mn2SiAH08Mn2SiA0.111.80/2.100.65/0.950.0300.0300.200.300.20SJ101、SJ201、SJ501及HJ431等用于焊接重要 的低碳钢及部 分低合金钢结 构THM-08MnMoAH08MnMoA0.101.20/1.600.250.0300.0300.200.30Cu0.20Mo0.30/0.5 0 Ti0.15SJ101用于焊接重要 的低碳钢及部 分低合金钢结 构THM-11Mn2Si AH11Mn2SiA0.06/0.151.40/
4、1.850.80/1.150.0350.0250.200.300.20SJ101用于焊接重要 的低碳钢及部 分低合金钢结 构THM500-NQ- m （例值）TH500-NQ-m0.121.00/1.600.350.0200.0250.30/0.900.20/0.800.20/0.50SJ101用于500Mpa强 度级别集装 箱、铁路机车 等耐候钢的焊 接THM550-NQ-TH550-NQ-m0.121.00/0.350.0200.020.30/0.20/0.20/SJ101用于m（例值）2.0050.900.800.50550-600Mpa强 度级别集装 箱、铁路机车 等耐候钢的焊 接TH
5、M600-NQ- m （例值）TH600-NQ-m0.121.00/2.000.350.0200.0250.30/0.900.20/1.000.20/0.50SJ101用于600Mpa强 度级别集装 箱、铁路机车 等耐候钢的焊 接THM-55B2VH08CrMoVA0.100.40/0.700.15/0.350.0300.0301.00/1.300.30Cu0.20Mo0.50/0.70SJ260用于焊接工作 温度在520C 以下的 1.0%Cr-0.5%M o珠光体耐热 钢THM-13CrMoAH13CrMoA0.11/0.160.40/0.700.15/0.350.0300.0300.80
6、/1.100.30Cu0.20Mo0.40/0.60SJ260用于焊接工作 温度在540C 以下的珠光体 耐热钢结构（如 12CrMoV 等）说明：THG-43 THG-43A THG-43B为不镀铜（经光亮、防锈处理）焊丝型号焊丝化学成分(%)(W)特点与用途牌号GB其它CMnSiSPMoCrNi0.04/3.30/0.30/0.50/19.50/8.00/用于防弹钢、THM-3070.03覆面不锈钢及H09Cr21Ni9Mn4Mo0.030Cu0.750.144.750.6501.5022.0010.70碳钢异材的焊 接1.00/19.50/9.00/用于308、301、0.03THM-3
7、08H08Cr21Nil0Si0.080.600.0300Cu0.75304等不锈钢结构的焊接2.5022.0011.001.00/0.0319.50/9.00/用于304L 、THM-308LH03Cr21Ni10Si0.0302.500.600.02022.0011.00Cu0.75308L等不锈钢结构的焊接0用于改善慎充THM-308LSi1.00/0.65/0.0319.50/9.00/金属的工艺H03Cr21Ni10Si10.0300.0300.75Cu0.752.501.00022.0011.00性、焊接操作 性及流动性用于异种钢的THM-3091.00/0.0323.00/12.
8、00/焊接，如碳钢、H12Cr24Ni13Si0.120.600.030Cu0.752.50025.0014.00低合金钢与不 锈钢的焊接1.00/0.032.00/23.00/12.00/用于THM-309MoH12Cr24Ni13Mo20.120.600.0300Cu0.75Cr22NiMo2 复 合钢的焊接或2.503.0025.0014.00反应容器内壁 过渡层的堆焊用于碳钢与不THM-309L1.00/0.30/0.0323.00/12.00/锈钢的焊接或H03Cr24Ni13Si0.0300.0300.75Cu0.752.500.65025.0014.00反应容器内壁 过渡层的堆焊
9、用于309型不THM-309LSi1.00/0.65/0.0323.00/12.00/锈钢以及304H03Cr24Ni13Si10.0300.0300.75Cu0.752.501.00025.0014.00型不锈钢与碳 钢的焊接1.00/0.30/2.00/23.00/12.00/用于异种钢的焊接或韧性差0.03THM-309LMoH03Cr24Ni13Mo20.0300.0300Cu0.75的马氏体、铁 素体不锈钢的 焊接2.500.653.0025.0014.00用于高温条件 下工作的耐热1.00/0.0325.00/20.00/钢 以 及THM-310H12Cr26Ni21Si0.150
10、.600.0300Cu0.751Cr5Mo、 1Cr13 等不能进行预 热及后热处理 的焊接2.5028.0022.001.00/0.30/28.00/8.00/用于异种母材THM-3120.03不锈钢覆面、H15Cr30Ni90.150.0300.75Cu0.752.500.65032.0010.50硬化性合金钢 以及焊接困难或易发生气孔 情况的焊接用于磷酸、亚THM-3161.00/0.032.00/18.00/11.00/硫酸、醋酸及H08Crl9Nil2Mo20.080.600.030Cu0.752.5003.0020.0014.00盐类腐蚀介质结构的焊接用于尿素、合 成纤维等结构THM-316L1.00/0.032.00/18.00/11.00/及不能进行热H03Crl9Nil2Mo20.030.600.020Cu0.752.5003.0020.0014.00处理的铬不锈 钢及复
