GB/T 12459  翻边短节 DN 650-Ⅱ-8LJS

DN 650-Ⅱ-8 LJS

bl150-10rf GB/T9115 H=/t2

WN 1 1/2"-300 RF Sch80S

WN100-16RFSذ°ر

PL 50(B)-16 RF

WN80-150RF800f/

WN 25(B)-40 RF S=4

A WN 80-150 RF

SP-2o1.6

PL65(B)-10 G@RF1004ⅡF10RF S=16FS/us24&ampampampampampampampamp;amp;ampamp;ampquot