JIS B2220  法兰 SOP FF 10K 900A

SOP FF 10K 900A

SO 1 1/2"-150 RF

DN900-PN10 PL RF Ⅱ

SO 300(B)-16 RF

PL250-16RF(B

WN 80(B)-16 RF S=4

BI 600-S d=23/

3 FM 300-6.4

PL600b-10RF0

3 M 300-6.4h409+5  HG/T20615-200995D=0B-900 RF B=540�Sch80S3mpampampampampampampwd=&ampampampamp