GB/T 9124.1  法兰 DN1800-PN25 PL RF Ⅰ

DN1800-PN25PL RF

WN 20(B)-16 RF

1 FF 600-1.0 δs=6

SO 300-300 RFM Sch40-

BL125-63FM19-20104.0=

SW 15(B)-100 M

PL 200(B)-16 RF

WN600-150RF6RFM Sch40

47065.2 A4

A WN 28"-300 RJ B=Sch160 B=Sch80SSch80..15F0sF RF.5 RJh sch2S5@1S5RFSf sch2S5 RJbР-RF