三通 EQUAL TEE;ASME B16.9;ASTM A234GR.WPB;SMLS;BW;Sch
三通 EQUAL TEE;ASME B16.9;ASTM A234GR.WPB;SMLS;BW;Sch
ASTM A105 ASME B16.
一个管件的描述45 ELL LR,BW,304LSS ASTM A403-WP304L-S,ASME B16.9 S-4
急需!管件英文翻译:EL LR Sch BW AS ASTM A234Gr WP22
法兰, RTJ, WN, 1 1/2", SCH.160, CL.2500#, ASTM A105, ASME B16.
pipe(smls) mnpt astm a106 gr.b &zn asme b36 10m sch40
PIPE ASTM A 106 GR.B,SMLS,BE.ASME B 36.10
PIPE,SMLS,BE,S-20,CS ASTM SA106 GR.B,ASME-B36.10M
astm b16.5标准与asme b16.5标准有什么区别?急 astm b16.5的法兰标准哪有?
PIPE,SCH 40,BE,A333-6,SMLS,ASME B36.10M
英语翻译2''sch 10S pipe smls bevelled ends ss ASTM A312 TP 316L
"3""BSPT 150LB RF Screwed Flange ASTM/ASME SA105N ANSI B16.5