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