1、GB/T29713-2013不锈钢焊丝和焊带1范围本标准规定了不锈钢焊丝、填充丝及焊带的型号、技术要求、试验方法、检验规则、包装、标志和质量证明。本标准适用于熔化极气体保护电弧焊、非熔化极气体保护电弧焊、埋弧焊、电渣焊、等离子弧焊及激光焊等用不锈钢焊丝、填充丝及焊带。2规范性引用文件下列文件对于本文件的应用是必不可少的。凡是注日期的引用文件，仅所注日期的版本适用于本文件。凡是不注日期的引用文件，其最新版本（包括所有的修改单）适用于本文件。GB/T1954铬镍奥氏体不锈钢焊缝铁素体含量测量方法(GB/T1954-2008,IS08249:2000,MOD)GB/T2652焊缝及熔墩金属拉伸试验方
2、法（GB/T2652-2008,IS05178:2001,IDT)GB/T3375焊接术语GB/T4334金属和合金的腐蚀不锈钢晶间腐蚀试验方法(GB/T4334-2008,IS03651-1:1998、IS03651-2:1998,M0D)GB/T25775焊接材料供货技术条件产品类型、尺寸、公差和标志(GB/T25775一2010，IS0544:2003,M0D)GB/T25778焊接材料采购指南(GB/T25778一2010，IS014344:2010,M0D)3术语和定义GB/T3375界定的术语以及下列术语和定义适用于本文件。3.1填充丝rod(wire)填充丝是焊丝的一种类型，焊接
3、时仅作为填充金属，不传导电流。一殷以直条、盘状、卷状或桶状供货，通常用于非熔化极气体保护电弧焊、等离子弧焊和激光焊等焊接工艺方法。3.2焊带strip electrode焊带是焊接材料的一种类型，焊接时既作为填充金属又传导电流。一般以卷状供货，通常用于埋弧焊和电渣焊。4型号4.1型号划分焊丝、填充丝（以下简称为焊丝）及焊带型号按其化学成分进行划分。4.2型号编制方法焊丝及焊带型号由两部分组成：)第一部分的首位字母表示产品分类，其中“$”表示焊丝，“B”表示焊带；b)第二部分为字母“S”或字母“B”后面的数字或数字与字母的组合表示化学成分分类，其中“L”表示碳含量较低，“H”表示碳含量较高，如有
4、其他特殊要求的化学成分，该化学成分用元素符号表示放在后面，见表1。GB/T29713-2013表1化学成分化学成分化学成分（质量分数）%分类CSiMnSCNiMoCuNb其他N:0.102090.054.0-0.9020.5-9.50.031.57.00.0324.00.75-0.3012.03.0V:0.10-0.303.5-2180.107.016.08.04.59.00.030.0318.09.00.750.75N:0.08-0.188.02190.051.0010.00.0319.0-5.50.03N:0.1021.57.00.750.75-0.302400.051.0010.50.0
5、317.0-0.034.0-13.519,00.750.75N:0.106.0-0.3030740.040.653.319.5-8.0=0.5-0.144.80.030.0322.010.71.50.750.04-0.65-307Si6.5-18.50.140.031.008.00.038.022.00.7510.70.75307Ma0.201.25.017.0-7.0-8.00.030.0320.00.510.00.53080.080.651.0-2.519.50.030.039.0-22.011.00.750.75308Si0.080.65-1.0-2.50.030.0319.5-9.0=
6、1.000.7522.011.00.750.04=308H1.0-0.6519.50.080.039.0-2.50.0322.011.00.500.753080.030.65.0-2.50.030.0319.5-9.0-22.00.7511.00.75308LS引0.030.65-1.0-2.51.000.0319.5-9.0w0.0322.011.00.750.75308Mo1.00.080.6518.0-9.0=2.50.030.032.021.012.03.00.75308LMo1.0=0.030.650.0318.0-9.0=2.0-2.50.0321.012.00.753.01.03
7、090.120.6523.0-0.0312.0-2.50.0325.014.00.750.75309Si0.651.0-0.1223.0-0.0312.0-1.002.50.0325.014.00.750.751.0309L0.030.6523.0-0.0312.02.50.0325.014.00.750.751.0-309LD0.030.6521.0-10.02.50.030.0324.00.7512.00.75309LSi0.65-1.0-0.0323.0-0.030.0312.0-1.002.525.014.00.750.75309LNb1.0-0.030.6523.0-0.030.03
8、12.0-10C-2.525.014.00.750.751.01.0-309LNbD0.030.6511.0-2.50.030.0320.0-0.75I0C-23.013.00.751.2309Mo0.121.0-0.650.030.0323.0-12.0-2.02.525.014.03.00.75309LMo0.030.651.023.00.030.0312.0-2.0-2.525.014.03.00.75309LMoD0.030.651.0-0.0319.0-12.0-0.032.32.522.014.03.30.750.083101.0-0.6525.0-0.030.0320.0-0.1
9、52.528.00.7522.50.75GB/T29713-2013表1（续）化学成分化学成分（质量分数）%分类CSiMnPCrNiMoCuNb其他310Sh0.081.00.650.030.0325.0-20.0-2.528.00.7522.50.75310L0.031.0-0.650.030.0325.020.0-2.528.00.7522.50.753120.150.651.00.030.0328.08.02.532.00.7510.50.753160.080.651.00.030.0318.011.0-2.0-2.520.014.00.753.0316Si0.65-0.081.00.0
10、318.0-0.0311.02.01.002.520.014.00.753.00.04316H1.00.650.030.0318.011.0-2.00.082.520.014.03.00.75316L0.030.651.018.011.0-2.02.50.030.0320.014.03.00.75316LSi0.650.031.0-0.0318.00.0311.02.01.002.520.014.03.00.75316LCu0.030.651.018.02.50.030.0311.02.01.020.014.03.02.5316LMn0.031.05.00.030.0219.015.0-2.5
11、-N:0.109.022.018.04.50.5-0.203170.080.651.00.0318.5-13.03.0-2.50.0320.515.00.754.0317L0.030.651.0-0.030.0318.5-13.0-3.02.520.515.00.754.03180.081.00.650.0318.0-0.0311.02.08C2.520.014.03.00.751.0318L0.030.651.00.0318.011.02.08C2.50.0320.014.03.00.751.0320b0.070.602.50.0319.0-0.0332.0-2.03.0-8C-21.036
12、.03.04.01.0320LR0.0250.151.5-2.00.0150.0219.032.02.03.0-8xC21.036.03.04.00.403210.080.651.0-2.50.030.0318.59.0-0.750.75Ti:9 xC20.510.5-1.00.18-3301.0-0.650.0315.0-34.0-0.252.50.0317.00.7537.00.753470.081.00.652.50.030.0319.0-9.0-10C-21.511.00.750.751.0347Si0.650.081.019.0-9.0-10C-1.002.50.030.0321.5
13、11.00.750.751.0347L0.030.651.00.032.50.0319.09.00.750.7510C-21.511.01.0383b0.0250.501.00.020.0326.530.03.22.528.533.00.7-1.54.2385b0.0251.00.500.020.0319.524.0-4.21.2-2.521.526.05.22.04090.080.80.80.030.0310.513.50.60.500.75Ti:10 x C1.5409Nb0.120.50.60.030.0310.5-13.50.60.750.758xC1.04100.120.50.60.030.0311.513.50.60.750.75