GB/T 12459  异径三通 DN 350×350×250-4TR

DN 350×350×250-4 TR

bl150(b)-6ffc=12

dn25 法兰 pl25(b)-10rf

hg/t20592 so600(b)-16 t

SO80-150RFb=45

lwn40-150 rf sch40s h=229

pl100(b)-16 g

so50-150RF,Sch40s

so100(b)- 25rf bb=78

JWN 15×40-300 RF Sch10S L=13 C=13 H=45 N=40 S=3 f3=3ampamp;