HG/T 20592  法兰盖 BL 450-10 RF160gRJB)-16RF RF-=

BL450-10 RF160gRJB)-16RF RF-=

WN150-150 FF S=12.7

DN 150×80-Ⅱ-6 RCF.6 fm

SO 18"-150 RF5-S=16=60

47023 FM1800-1.0/80-195o-10R

SO 80(B)-16 RF700-0.6.256 RF@R

SO50-150 RF Sch80Sch30FCH10SSRJ Sch1606@Bquof6� RF S=884 Rch1JsRF@½Sc�3.380p.5 RJ