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衬PO法兰截止阀产品用途：
J41F46/J41PO-10C/J41PO-16C/J44PO-10C/J44PO-16C/J45PO-10C/J45PO-16C衬PO法兰截止阀、衬PO角式截止阀、衬PO直角截止阀、衬PO直流式截止阀、衬PO碳钢截止阀、衬PO铸钢截止阀、衬PO不锈钢截止阀、衬PO手动截止阀、衬PO气动截止阀、衬PO电动截止阀、衬氟截止阀适用在 -50~150℃ 的各种浓度的王水、盐酸、氢氟酸和各种有机酸、强酸、强氧化剂，还适用于各种浓度的强碱有机溶剂以及其它腐蚀性气体，液体介质的管路上使用。衬PO不锈钢截止阀材质型号：J41F46/J41PO-10P/J41PO-16P/J44PO-10P/J44PO-16P/J45PO-10P/J45PO-16P/R/RL。衬PO气动截止阀材质型号：J641F46/J641PO-10P/J641PO-16P/J644PO-10P/J644PO-16P/J645PO-10P/J645PO-16P/R/RL。衬PO电动截止阀材质型号：J941F46/J941PO-10P/J941PO-16P/J944PO-10P/J944PO-16P/J945PO-10P/J945PO-16P/R/RL。
衬PO法兰截止阀执行标准：
设计规范：GB/T 12233 GB/T 12235
结构长度：GB/T 12221
连接法兰：JB/T 78 JB/T 79
试验与检验：GB/T 13927
产品标识：GB/T 12220
供货规范：JB/T 7928