WA42Y、BWA42Y型波纹管背压平衡式安全阀用途A42Y-160/320C型波纹管背压平衡式安全阀适用于工作温度≤200℃的空气、氮氢混合气等介质的设备和管路上。A42Y-160P/R、A42Y-320P/R型波纹管背压平衡式安全阀适用于工作温度≤200℃有腐蚀性气体的设备和管路上，作为超压保护装置。连接法兰按JB/T2769-92的标准。主要连接尺寸型号公称通径DNdodMDKZ-φdbd1CM1D1K1Z1-φdb1LL1≈HA42Y-16015820M24×295603-18202937M42×2115804-182295100263201027M33×2105683-18202937M42×2115804-182295100263251228M33×2105683-18204047M52×21651156-2628130135314321537M42×2115804-18225059M64×31651156-2632150150390402047M52×21651156-26286574M80×32001456-2940180165495502559M64×31651156-26328094M100×32251706-3345190190510A42Y-32015827M33×2105683-18202937M42×2115804-182295100263201032M36×2110753-18222937M42×2115804-182295100263251235M42×2115804-18224047M52×21651156-2628130135314321441M48×2135954-22255059M64×31651156-2632150150390401858M64×31651156-26326574M80×32001456-2940180165495502370M80×32001456-2940<,/P>,;8094M100×32251706-3345190190510A42Y-400321541M48×2135954-22255059M64×31651156-2632150150397公司的主导【阀门】产品包括【球阀】气动球阀、电动球阀、浮球阀、不锈钢球阀、【蝶阀】气动蝶阀、电动蝶阀、【截止阀】电动截止阀、【调节阀】电动调节阀、气动调节阀、【电磁阀】高压电磁阀、脉冲电磁阀、液压电磁阀、【闸阀】电动闸阀、刀闸阀、【止回阀】烟道止回阀、对夹式止回阀、【过滤器】不锈钢过滤器、Y型过滤器【安全阀】弹簧式安全阀、固定比例安全阀、【减压阀】蒸汽减压阀、煤气减压阀、【疏水阀】进口阀门····（详情查看）)