天津JIS G3454 STPG410日標無縫鋼管總代理，寶鋼JIS G3454 STPG370無縫鋼管(日標鍋爐管)天津萬源鑫商貿有限公司 1 3 6 2 2 0 8 9 9 9 5 ( 簡稱 “ 萬源鑫 ”) 生產供應下列無縫鋼管：鋼種：20#/20G/35#/45#/10/27SiMn/16Mn/20Mn/16MnDG/15CrMoG/12Cr1MoVG/1Cr5Mo/12Cr2Mo/Q345B/Q345C/Q345D/Q345E/P5/P11/P12/P22/T22/T23/T1/T1a/T1b/T2/T91/T12/T11/T5/20Cr/40Cr/Gr.B/X42/X46/X52/SA210A1/SA210C/ST35/ST45/ST52/ST44/ST37/ST35.8/ST45.8/13CrMo44/13CrMo4-5/15Mo3/16Mo3/10CrMo9-10/10CrMo5-天津JIS G3454 STPG410日標無縫鋼管總代理5/X11CrMo5+1/STB340/STB35/STB410/STB42/STB510/STB52/STBA25/STBA23/STBA22/STBA24/STBA12/30CrMo/35CrMo/42CrMo/E355/E235/E255/C35E/C45E/42CrMo4/P195GH/P235GH/P265GH/CFS320/HFS320/C22/Ck22/Cm22/Ck35/Cm35/C45/Ck45/Cm45/36Mn5/37Mn5/J55/K55/N80/41Cr4/STKM11A/STKM12A/STKM12B/STKM13A/STKM13B/STKM13C/STKM14A/STKM14B/STKM16A/STKM17A/STKM18A/STKM18B/STKM19A/TU37-C/TU42-C/TU42-CR/TI48-C/TU48-CR/TU52-C/TU13Cd4-04/TU10CD5-05/TU10CD9-10/TUZ12CG5-05/TU15D3/SCr440/SCM440/SCM430/SCM435/GCr15/Gr.1/Gr.6/09CrCuSb(ND鋼)/09MnD等天津JIS G3454 STPG410日標無縫鋼管總代理