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2018-09-28View Original

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pérdida.

Reply #22018-09-28

碳钢管、碳钢内衬塑料管、玻璃钢管、塑料管等均可，取决于介质温度、压力，以及介质中是否含水

Reply #32018-09-29

60度，负圧，900直径，湿度80%.

Reply #42018-09-29

玻璃钢管道应该可以，碳钢衬氟管道可能不适用与负压

Reply #52018-09-29

本帖最后由 bfdlwolf 于 2018-9-29 20:00 编辑 1.塑料衬里复合钢管，《塑料衬里复合钢管和管件》HG/T2437-2006 2.玻璃钢管,《玻璃钢管和管件》HG/T21633-1991

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