SIS SS-ISO 8659-1991 热塑性电子管.疲劳强度.测试方法
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标准号:SIS SS-ISO 8659-1991
中文标准名称:热塑性电子管.疲劳强度.测试方法
英文标准名称:Thermoplastic valves — Fatigue strength — Test methods
发布日期:1991/6/5 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This International Standard specifies the endurance test necessary to confirm the ability of hand-operated plastics valves to withstand prolonged use, with repeated opening and closure. It does not specify the ability of valves to withstand adverse conditions, in particular those of chemically agressive fluid media and/or environments, or excessive fluid velocities and cavitation.This International Standard includes values of the parameters necessary for the proper performance of the endurance test, with the reservation that parameters may be different in particular product standards (see 5.1).
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