2Cr13属马氏体不锈钢有磁性，硬度好，焊接要预热的。和Q235焊接用奥氏体不锈钢焊条不用预热，焊接，采用较小的电流。2Cr13焊接焊材可以选用：
抗大气腐蚀选G202,G207，需预热150-300度，焊后回火700-730度；
2.耐有机酸并耐热选：G211，需预热150-300度；
高温合金：GH1015 GH1016 GH1035 GH1040 GH1131 GH1139 GH1140 GH2035AGH2036 GH2038 GH2130 GH2132 GH15 GH16 GH35 GH40 GH131 GH139 GH140GH35A GH36 GH38A GH130 GH132 GH2135 GH2150 GH2302 GH2696 GH2706GH2747 GH2761 GH2901 GH2903 GH2907 GH2909 GH2984 GH3007 GH3030GH3039 GH3044 GH3128 GH3170 GH3536 GH3600 GH135 GH150 GH302 GH696GH706 GH747哈氏合金圆钢，规格全，价格低， GH761 GH901 GH903 GH907 GH909 GH984GH5K GH30 GH44 GH128 GH170 GH536 GH600 GH3625 GH3652 GH4033 GH4037GH4049 GH4080A GH4090 GH4093 GH4098 GH4099 GH4105 GH4133 GH4133BGH4141 GH4145 GH4163 GH4169 GH4199 GH4202 GH4220 GH625 GH652 GH33GH37 GH49 GH80A GH90 GH93 GH98 GH99 GH105 GH33A GH4133B GH141 GH145GH163 GH169 GH199 GH202 GH220 GH4413 GH4500 GH4586 GH4648 GH4698GH4708 GH4710 GH4738 GH4742 GH5188 GH5605 GH5941 GH6159 GH6783GH413 GH500 GH586 GH648 GH698 GH708 GH710 GH738 GH684 GH742 GH188GH605 GH941 GH159 GH783 K211 K213 K214 K401 K402 K403 K405 K406K406C K407 K408 K409 K412 K417 K417G K417L K418 K418B K419 K419HK11 K13 K14 K1 K2 K3 K5 K6 K6C K7 K8 K9 K12 K17 K17G K17L K18 K18BK19 K19H K423 K423A K424 K430 K438 K438G K441 K461 K477 K480 K491K4002 K4130 K4163 K4169 K4202 K4242 K4536 K4537 K4648 K4708 K23K23A K26 K430 K38 K38G K41 K461 K77 K80 K91 K002 K130 K163 K4169K202 K242 K536 K537 K648 K708 K605 K610 K612 K640 K640M K6188 K825K605 K10 K612 K40 K40M K188 K25 DZ404 DZ405 DZ417G DZ422 DZ422BDZ438G DZ4002 DZ4125 DZ4125L DZ640M DZ4 DZ5 DZ17G DZ22 DZ22B DZ38GDZ002 DZ125 DZ125L DZ40M DD402 DD403 DD404 DD406 DD408 DD3 DD4 DD6DD8 HGH1035 HGH1040 HGH1068 HGH1131 HGH1139 HGH1140 HGH2036 HGH2038HGH2042 HGH35 HGH40 HGH68 HGH131 HGH139 HGH140 HGH36 HGH38 HGH42HGH2132 HGH2135 HGH2150 HGH3030 HGH3039 HGH3041 HGH3044 HGH3113HGH3128 HGH3367 HGH3533 HGH3536 HGH3600 HGH4033 HGH4145 HGH4169HGH4356 HGH4642 HGH4648 HGH132 HGH135 HGH150 HGH30 HGH39 HGH41HGH44 HGH113 HGH128 HGH367 HGH533 HGH536 HGH600 HGH33 HGH145 HGH169HGH356 HGH642 HGH648 FGH4095 FGH4096 FGH4097 FGH95 FGH96 FGH97MGH2756 MGH2757 MGH4754 MGH4755 MGH4758 MGH2756 MGH2757 MGH754MGH5K JG1101 JG1102 JG1201 JG1202 JG1203 JG1204 JG1301 JG1302JG4006 JG4006A JG4246 JG4246A TAC-2 TAC-2M TAC-3A TAC-3B TAC-3CTAC-3D TAC-1 TAC-1B IC6 IC6A MX246 MX246A)。
