【主要材料选用】序号No.材料标准材料牌号碳钢不锈钢零件名称GBASTMGBASTM01底盖25A1051Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316/F304L/F316L02底盖螺钉35CrMoAA193-B71Cr17Ni2A193-B8M03垫圈氟橡胶；PTFE；金属夹石墨04止推轴承金属夹PTFE05下阀杆2Cr13A276-4101Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316/F304L/F316L06下阀杆轴承金属夹PTFE07排污塞2Cr13A276-4101Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316/F304L/F316L08阀体WCBA216-WCBZG1Cr18Ni9TiZG1Cr18Ni12M02TiCF8/CF8M/CF3/CF3M09阀座O形圈氟橡胶氟橡胶氟橡胶氟橡胶10阀座弹簧17-7PH17-7PH17-7PH17-7PH11阀座PTFE;PPLPTFE;PPLPTFE;PPLPTFE;PPL12阀座支承圈25镀铬25HRCA105镀铬A105HRC1Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316/F304L/F31613球体1Cr18Ni9Ti3041Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316/F304L/F31614球体键40Cr40Cr1Cr17Ni21Cr17Ni215上阀杆2Cr13A276-4101Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316/F304L/F316L序号No.材料标准材料牌号碳钢不锈钢零件名称GBASTMGBASTM16侧盖WCBA216-WCBZG1Cr18Ni9TiZG1Cr18Ni12M02TiCF8/CF8M/CF3/CF3M17垫圈氟橡胶；PTFE；金属夹石墨18螺母45A194-2H0Cr18NiA194-8M19双头螺柱35CrMoAA193-B71Cr17Ni2A193-B8M20垫圈氟橡胶；PTFE；金属夹石墨21阀盖WCBA216-WCBZG1Cr18Ni9TiZG1Cr18Ni12M02TiCF8/CF8M/CF3/CF3M22止推轴承PTFEPTFEPTFEPTFE23压环25镀铬25HRCA105镀铬A105HRC1Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316/F304L/F31624填料函O形圈氟橡胶氟橡胶氟橡胶氟橡胶25阀杆O形圈氟橡胶氟橡胶氟橡胶氟橡胶26阀杆填料石墨27填料压盖WCBA216-WCBZG1Cr18Ni9TiZG1Cr18Ni12M02TiCF8/CF8M/CF3/CF3M28螺钉35CrMoAA193-B71Cr17Ni2A193-B8M29支架WCBWCBWCBWCB30键40Cr40Cr1Cr17Ni21Cr17Ni2)