ASTM A53 Gr.B黑色无缝钢管

洪基钢管---您值得信赖的无缝钢管专家！

生产供应下列无缝钢管：
钢种：20#/20G/45#/10#/09DG/16MnDG/15CrMoG/12Cr1MoVG/1Cr5Mo/12Cr5Mo/Q345B/Q345C/Q345D/Q345E/P5/P11/P12/P22/T22/T23/T1/T91/T12/T11/T5/40Cr/Gr.B/X42/X52/SA210A1/SA210C/ST52/ST44/ST37/ST35.8/ST45.8/13CrMo44/13CrMo4-5/15Mo3/16Mo3/10CrMo9-10/STPG370/STS370/STB340/STB35/STB410/STB42/STB510/STB52/STBA25/STBA23/STBA22/STBA24/STBA12/42CrMo/E355/42CrMo4/P195GH/P235GH/P265GH/CFS320/HFS320/41Cr4/STK290/STK400/STK490/STKM11A/STKM12A/STKM12B/STKM13A/STKM13B/STKM13C/TU37-C/TU42-C/Gr.1/Gr.6/Gr.3/09CrCuSb(ND)/09MnD/08Cr2AlMo等