valve ball-flg-4in-ansi 150 astm a216-wcb full port -stem 31
valve ball-flg-4in-ansi 150 astm a216-wcb full port -stem 31
英语翻译已知:BALL,C.S.,1",1BK,150#,FLG’D,Body:ASTM A216 Gr.WCB ,Ba
英语翻译BALL VALVE,ASME B16.10 A216-WCB/304 PTFE FULL CL150 RF这是
GATE VALVE API600 BB-BG-OS&Y CL150 RF ASTM A216 WCB怎么翻译
英语翻译Z40Y-150LB/8":GATE VALVE CARBON STEEL BODY ASTM A216 GR.
FLOW CONTROL VALVE,DIN,PN10,RF 125-500 RA-FN,CS ASTM A216 GR
ASTM A216 GR WCB与哪种铝合金,镁合金的化学成分最接近?也就是说可以替代的产品?
globe valve -- ASTM A-216 WCB,F6 trim,OS&Y,BB
REGULAR bore ball valve和full bore ball valve是什么阀门
SA216 WCB和A216 WCB有什么区别?
VALVE BALL FB,WRENCH OP,BS-EN-17292,SW,SS,FORGED,ASTM A182 G
英语翻译flanged ball valve,2 pc,reduced port,series 300#series 3