260/261D碳钢蝶阀系列的简单介绍规格:DN50-600 温度:-15℃~150 ℃260/261D碳钢蝶阀系列的详细信息规格:DN50-600 Specification: DN50-600 温度:-15℃~150 ℃ Temperature: -15℃~150 ℃ 压力:1.0Mpa/1.6Mpa/2.0Mpa Pressure: 1.0Mpa/1.6Mpa/2.0Mpa 阀体材料:灰铸铁、球墨铸铁、不锈钢 Materials of Body: Gray cast iron ,Ductile cast iron, Stainless steel 阀板材料:不锈钢、球铁覆塑料 Materials of Disc: Stainless steel, Ductile iron Coated Plastic 阀座材料:EPDM、NBR Materials of Seat: EPDM、NBR 阀杆材料:不锈钢、碳钢 Materials of Stem: Stainless steel, Carbon steel |