供应压力容器用钢，SPV235，SPV315

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压力容器用钢 SPV235 SPV315 SPV355 SPV410 SPV450 SPV490 SG255 SG295 SG325 SG365 SGV410 SGV450 SGV480 SLA235A SLA235B SLA325A SLA325B SLA365 SLA410 SL2N255 SL3N255 SL3N275 SL3N440 SL5N590 SL9N520 SL9N590 ……机械结构钢 S10C S12C S15C S17C S20C S22C S25C S28C S30C S33C S35C S38C S40C 保证淬透性结构钢 SMN420H SMN433H SMN438H SMN443H SMNC420H SMNC443H SCR415H SCR420H SCR430H SCR435H SCR440H SCM415H SCM418H SCM420H SCM435H SCM440H 合金结构钢 SNC236 SNC415 SNC631 SNC815 SNC836 SNCM220 SNCM240 SNCM415 SNCM420 SNCM431 SNCM439 SNCM447 SNCM616 SNCM625 SNCM630 SNCM815 SMN420 SMN433 SMN438 SMN443 SMNC420 SCM421 SCM430 SCM432 SCM435 SCM440 SCM445