API接头
GFR接头 Female 内螺
TRELLEBORG KC
GFR接头 Male Smooth hose shank/Collar
TRELLEBORG Welding fitting
GFR接头 Male 外螺
TRELLEBORG Smooth ferrule
TRELLEBORG Macon
TRELLEBORG Thread coupling
Male thread with NBRgasket 蝶形公头
TRELLEBORG GFR
Sandblast Couplings 喷砂接头
