GB/T 12459  等径四通 DN 1200-Ⅱ-9CRS-001

DN 1200-Ⅱ-9 CRS-001

LWN50-150FF B=97 δ0=8F02-2009 RF S=6Sch40S

wn200-25rf s=6.3 aa=300/ RFF A=219

pl350(b)-16rf b

PL200(B)-25 RF=4

pl200-16rf target=

LJ 3 1/2"-600 ST Sch13/4&am

BL 40-160 MFM/f/10.6.

lwn 20-300 rf sch40-1

WN500-150RFS