GB/T 12459  异径三通 DN 90×90×90-Sch120TR5 f1=4 c=26

DN 90×90×90-Sch120 TR5 f1=4 c=26

LWN 500-150 FF Sch800S0Sclas/u008

lwn50-300g12c=so

WN 900(B)-150 RF B=860

pl250-16t B=374F H=316 B=0Fdc/5/0sF0.1150 RF5)-6r0

3m1000-1.61=8pn=410m.5/11S

wn40(b)-25rfc=20f1=3 S=8f3=2.5 S=

bl400(a)-16rfF50rf00-s/@wnwn4