GB/T 12459  异径三通 DN 1050×1050×1000-Sch160TR9 B=303h400150r-150 r

DN 1050×1050×1000-Sch160 TR9 B=303h400150r-150 r

wn40B-300Rj ctpl86025201 RF b=30F Sch

BL25(B)-10TcS=3-16 RFF)-16 R

PL 50(B)-16 FF 8B)-16 RF S=Rc RF

WN65(B)-63 M1=8150RF S╕п═�4.020δ0=

2 M 500-0.2520δ1SF66.

WN 200-300 RF S=12/6 H=152

wn15(b