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- 当前位置：浙江科菲流体控制有限公司 > 产品中心 > A28H带手柄弹簧全启式安全阀，压力管道保护装置
A28H带手柄弹簧全启式安全阀，压力管道保护装置
详细信息| 询价留言A28H带手柄弹簧全启式安全阀是一种安全保护用阀，它的启闭件受外力作用下处于常闭状态，当设备或管道内的介质压力升高，超过规定值时自动开启，通过向系统外排放介质来防止管道或设备内介质压力超过规定数值。安全阀属于自动阀类，主要用于锅炉、压力容器和管道上，控制压力不超过规定值，对人身安全和设备运行起重要保护作用。
A28H-10 A28Y-10P A28Y-10R8 A28Y-25R8 A28Y-40R8 A28H-16 A28Y-16P A28Y-16R8 A28Y-25R8 A28Y-40R8A28H型适用于工作温度≤200℃的空气、蒸汽、水、氮氢混合气等介质的设备或管路上，A28Y-P/10R8适用于工作温度≤200℃有腐蚀性介质的设备或管路上，作为超压保护装置。 A28H type are used for the equipment and pipeline of the air, N2, H2 mixed gas vapour etc.medium what the working temp-erature are less than 200 . A28Y-P/10R8 type are used for the equipment and pipeline of the quality with corrode medium what the working temperature are less than 200 . Take for extra pressure protedion devices. 主要零部件材料Explanation of materials for main parts NO. Name of part A28H Materials A28Y-P Materials A28Y-R8 Materials 1 Body HT200 ZG1Cr18Ni9Ti CF8M 2 Nozzle 35 ZG1Cr18Ni9Ti CF8M 3 Adjusting ring 2Cr13 1Cr18Ni9Ti 316 4 Disc 2Cr13 1Cr18Ni9Ti 316 5 Spring 50CrVA 50CrVACoated Teflon 50CrVACoated Teflon 6 Stem 2Cr13 2Cr13 316 7 Adjusting bolt 45 2Cr13 316 8 Cap ZG200-400 ZG200-400 CF8M Sealing surface of material D507
Depositing D507Co
Depositing stellite10 Adjusting nut Q235-A 2Cr13 1Cr18Ni12Mo2Ti Sealing surface of material "Y" CoDepositing stellite, "H" D507 Depositing D507, "W"body
外形尺寸和连接尺寸Dimensions (mm) Nominal diameter
DN (mm)Dimensions (mm) do Rc G L L1 H 15 10 1/2" 3/4" 37 62 189 20 12 3/4" 1" 40 65 196 25 15 1" 11/ "
445 72 277 32 20 11/ " 1 55 85 312 40 25 11/ " 2" 67 100 322 50 32 2" 21/ "
276 112 348 65 40 21/ " 3" 110 135 370 80 50 3" 4" 110 145 410 -
