HG/T 20592  法兰盖 BL 150-10 T

BL 150-10 T

WN 12"-150 SM Sch40S

WN100-10RF S=12S PL32(S/16 R

WN 350(B)-40 RF S=10

wn32(a)-16t41535/�

WN 250-150 RF30ch

WN 3"-150 RF Sch80S

wn25-300rf ะ�

A WN 1000-300 RF S=10

bl 25-300 MF-6.460RF RF S=´=60 h=120-1-300 G Sch40