GB/T 12459  同心异径管 DN 900×600-Ⅱ-8RC

DN 900×600-Ⅱ-8 RC

BL 80-10 RF

法兰 DN1400-PN6 PL RF II

3 FM 900-1.0 δ0=12

TPB-1 HTP=50 S

WN80(B)-16 RF S=40b0-0.6

SP-5

SW 100-150 RF

SO100A-40RF/h402602

WN 20-150 RF Sch40S L=18RF@4 Rch4755-R@000rf0f8-150 RFf 1Js-16 RhFcF602RF00-4.03RF263.740