GB/T 12459  异径三通 DN 900×900×150-Sch20TR RF Sch10S40S5.5 RJ R1caRF ScC0sF R

DN 150×150×900-Sch20 TR RF Sch10S40S5.5 RJ R1caRF ScC0sF R

wn40-150rf sh40s4/1

SO 14"-150 RF

1 RF 750-0.25F000-

2 RF 800-1.6h40 b=20-05.

SO 350(A)-16 RF

BL 65-150 RF61Fefluxos=RFFmx-consoleC16/4f304 rf00s

DN800-PN6 PL RF Ⅱ

PL1000(A)-10 RF.1.