HG/T 20592  法兰 WN 300(B)-25 G5W0a5 RJ0SMF@4 RcJ/Fc2@RF@4 RJ-В°FJ15�S BL56.40)-16r/s=

wn300b-25g5W0a5 RJ0SMF@4 RcJ/Fc2@RF@4 RJ-В°FJ15�S BL56.40)-16r/s=

WN 100-100 RF Sch40S

LWN 150-150 RF

LWN 150-150 RF B=27 H=208

WN65-16RJ/F1h80c-16&a

SO40-150 RF

bi 70050-50-20 SF4863RFj-

WN 25-100 RF Sch40S

SO 4"-150 RF.4R��0

DN20/PN16/