HG/T 20592  法兰 WN 65(B)-100 G)06-=390 K=

WN65(B)-100 g)06-=390 K=

SO 40(B)-16 FF75/ch05RS20090

SO 1"-900 LFM Sch40RF00 RJ0.5F527.2

47022 c- m1200-1.6/4(b)-25 r

WN 400(B)-25 FM S=820fF RF386 PL40B00-30406.5

WN32(B)-150RF0-1

BL50-150RF|022Cr17Ni000RSch40RF26

WN 20-300 RF S=5.56 B=15SO320