HG/T 20592  法兰 PL 150(B)-10 RFF)-5-16R

pL150b-10RFF)-5-16R

B WN 750-150 RF

LWN25-150RFSCH40H=198

SO10B-25T0-800-/50

DN 150×100-Sch10S RC

BL FF 10K 500A

B BL 900-150 RF

WN 24"-150 RF Sch160

WN150(B)-63RF S=4/

BL 100-6 RFFD1)- c-r 316h40S300 RFh120S-RF 8150b0If/dذ°�000-1.6B)-10 RF