NB/T 47065.1  支座 A 7548

2 A7548

bi 421

bi 3597

SP-3736

SP-5593

法兰/@WN100(B)-16 RF)

DN80-PN6 WN RF Ⅱ

SP-8159

3 B6399

WN65(B)-40TB)-10 RF98150 RF Sch80-63 RF S=9RF Ⅱ=33 b=6 C=23 BB=484pampampampampamf@40@S5 RJrvl50 RF Sch40 H=442F SchRF Sch4050-0u)-16 RF93919682RJrvlR