GB/T 12459  管帽 DN 200-5.56C1/H=02

DN 200-5.56 C1/H=02

BI 3400-1200=3.0N

BI 168S=42…،-

TPB-1RFFF104/ch406 RF0Epl200(b)-

PL15-25 RF50=0=2

47021 M700-0.6.26 RF RF5

SO500-10G0 خ´=1

bl80-150 RF B=72.510

BL2-6RF0

1 RF 400-1.05ch4RFsÂF00000014x2 Ⅱ S=50-150R066/66d=&amppampampamp;