500mm直筒型人孔6点固定。6mm厚×100mm高的直筒型颈圈，全部材质选用304不锈钢。不锈钢摆动螺栓配不锈钢螺母把手。基本参数：重量：33kg设计压力：4Bar（58PSI）测试压力：6Bar(87PSI）设计温度：-20℃至200℃以上数据因规格型号不同而不同。500mmstraightcylindermanhole6pegs,6mm(thickness)×100mm(height)straightcylindercollar,allmaterialsselectedare304stainlesssteel.Stainlesssteelswingingboltisequippedwithstainlesssteelnuthandle.Weight:33kgDesignpressure:4Bar(58PSI)Testpressure:6Bar(87PSI)Designtemperature:from-20℃to200℃Theabovedataaredifferentduetodifferentspecificationsandmodels.