SS EN 28659 Ed. 1 标准详情
- 标准号:SS EN 28659 Ed. 1
- 中文标题:
- 英文标题:Thermoplastic Valves - Fatigue Strength - Test Method
- 标准类别:新加坡SS
- 发布日期:
Specifies the test needed to confirm the ability of hand-operated plastics valves to withstand prolonged use, with repeated closure and openings. Does not specify the ability of valves to withstand adverse conditions; particularly those of chemically
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