HG/T 20592  法兰 PJ/SE 500(B)-16 RF10/70550-1.0-

PJ/SE500(B)-16 RF10/70550-1.0-

wn32(b)-16rf/5 FM S

LWN 100-600 RFF=6FB=16FM40

WN 50-900 RJ S=5.54

WN600-150 RF B=

SO 3"-150 RF000-1.0h80023 r

WN500(b)-16 rf6rf d= k

WN150()-150RF S=4 n=8 A=ScR

WN 3"-300 RF Sch80S

JWN 100×150(B)-16 RF S=4.