NB/T 47065.1  支座 A 21000=00RSc s0 R0BS/00=8 20RFF

A21000=00RSc s0 R0BS/00=8 20RFF

BL 25-10 RFRF16 FF610

BL200(B)-6M0Sh6

WN 50-150 RF=10

BL65(B)-100 RF

47023 FM 800-2.5/58-12

wn50-900rfºÂ§a-165 rf-20RF5.50m Sch40f b200S

bl100-150 rfRc0-6/52JS=832-f 325rfR=fm0 rf sÃÂ

PL 500-16 rfM bch40sRF

WN