用金属横膈膜代替人造橡胶密封给予了这种阀门更好的对空气的泄漏完整性。
The replacement of elastomeric seals with metal diaphragms gives this valve superior leak integrity to the atmosphere.
这些反应产生的腐蚀产物会阻止正常的阀门运转，深入到人造橡胶阀杆顶端，造成阀门不能完全密封。
Corrosion products formed by these reactions can prevent normal valve operation and can become embedded in the elastomeric stem tip, preventing the valve from making a complete seal.
美国红阀公司的锚链管道阀门配置弹性强化人造橡胶套管，能够实现对锚链或缆索的环绕紧密密封。
The Red Valve Hawse pipe valve features a flexible reinforced elastomer sleeve that seals tightly around the anchor chain or cable.
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