HG/T 20592  法兰 PJ/SE 402(B)-10 RF Sc

PJ/SE402(B)-10 RF Sc

BL 32-100 M

B WN34"-150 RF

pl100(b)-16 mm/00f/16.5h0-100p0SM0ss1ä».0-101Sch4

PL300(B)-6 M2pqoH0-2h=45-200去毛�

wn250b-100FMd=23 Scrf 33.7.wn

WN 25-1500 M S

AWN1500-150 RF-10rf/S/390f00h4b)h16 RFch40S0-150116 D=1

WN500-