HG/T 20592  法兰 SO 100(B)-16 RFRFF S=5.5F-150�@RF@4 Rc-0.6&15

DN 200-5 180EL&F5Rm1000-f/@SO100(B)-16 RFRFF S=5.5F-150�@RF@4 Rc-0.6&15

pl80b-16FFSsh80am

BL 300-10 M=3HG=T

PL65A-16RF

SO500(B)-16RF55F S=10-150

so65(b)-40rf 2ä

wn15a-40fm3ampampampampam

SO 20(B)-16 RF

1 fm800-0.6r=54.0å

SO 100(A)-40 RFbsp500-s /