HG/T 20592  法兰盖 BL 125-10 RF d=24=62-o°â„–ز–ذ°ر‘ز6Sc2@RF@443RF@0 R

bl125-10 rf d=24=62-o°â„–ز–ذ°ر‘ز6Sc2@RF@443RF@0 R

SP-12/01�؟½580S@F4(a=22540R@pl110RF0.5/42-0r�A

WN25-100 RJ S=6mm

wn 500-1500 rfch40Sch10G00FM4&5

LWN150-600 RF B=1542Fmp@40HRhtml251@F5.R-1.6/9

BL 2"-150 RF.F@0/@0ذ؟ز‌ز