欧标无缝管 选购指南
EN10216 -2 P235GH TC1欧标无缝管
天津市华北重工管业有限公司供应钢种:10/20/20G/35/45/16Mn/15CrMoG/12Cr1MoVG/1Cr5Mo/12CrMo/12Cr2Mo/ST52/Q345B/Q345C/Q345D/Q345E/ST37/P5/P11/P12/P22/T22/T12//T11/T5/20Cr/40Cr/SA210A1/SA210C/ST35.8/ST45.8/ST35/ST45/ST44.2/ST44-4/ST52-4/ST37-4/STB340/STB35/STB410/STB42/STB510/STB52/STPG370/STB35/STPG410/STB38/13CrMo44/16Mo3/10CrMo910/L245/L290/L320/L360/Gr.B/Gr.1/Gr.6/X42/X46/X52/35CrMo/42CrMo/STBA25/STBA23/STBA22/STBA24/E355/E235/E215/E255/C35E/C45E/42CrMo......