GB/T 9124.1  法兰 DN500-PN10 WN RF Ⅰ в…Ў S=10

DN500-PN10 WN RF в…Ў S=10

2 CG 2200-1.02100(b)-16 rft

支腿 A2-1000-10/u00a4

WN50-300 RF Sch160/0-4.0R20(B)-1.

So350-10RFÃ615-4.0/1951.f

SP-5.

wn 25-150 RF/nbspæ&

wn80(a)-16rfs=5.5

WN200-25RF S=12.5 &ampampampampampampampampampampamp;amp;