Style g wafer style body valves are designed with flangeless bodies with relatively short face - to - face dimensions . they are clamped between mating flanges which are connected by studs and nuts 类型g对夹式阀体阀门采用无法兰阀体结构,面对面尺寸相对较短。这种阀门夹紧在采用螺栓和螺母的配套法兰之间。