BIFFINEOTECHAQUICKTECHRMISAPAGWINNBELGICASTDESCOTEFASANIGLARKSONROLALVENAVIKDANDERSONVARECCROSBYGREENWOODSEMPEPPMORINALPHAMAXYARWAYRAPHAELNARVIKNEOBERTHYHOVAP等，产品有安全阀刀闸阀球阀蝶阀截止阀减压阀空气阀排污阀疏水阀止回阀。