HG/T 20592  法兰 PL 400-16 RF f1=5

PL65B-10RF1001法兰 PL65(B)-

PL400A-16RF f1=5

SP-1-3-12.02 F5-

WN 15-300 RF Sch80 S=3.91

nb/t47021 fm400-1.0/

WN6"-150 RF Sch40000592

47021CM600-1.6 δs=8

PL500(B)-10 RF L=22 BB=5=201101.6.3FCF/

3 FM 1100-1.0mpF0rfF150Sc s=14 mfF

SO300-150RF S2