瓣阀

Loss of head is minimized by the balanced disc and its "aerofoil" design.

通过平衡阀瓣及其"翼型"结构，将水头损失降到最小程度。

Valves to have aluminum bronze disc and molded in or cartridge seat of EPDM rubber.

阀门配置铝青铜阀瓣和三元乙丙橡胶的模压式或卡盘式阀座。

On the adjustment ring to change the flow of media in the valve flap side after the break to switch the angle of reflection, thus changing the size of fluid forces, in order to adjust the pressure back seat.

上调节圈用来改变流动介质在阀瓣下侧反射后折转的角度，从而改变流体作用力的大小，以此来调节回座压力。

2 For the low-pressure seal test and high pressure sealing test, does not allow visible leak through the valve flap, the back seat and shaft seal, there is no structural damage (elastic seat and seal surface deformation is not considered as structural damage).

3.9.2对于低压密封试验和高压密封试验，不允许有明显可见的泄漏通过阀瓣、阀座背面和轴密封，并无结构上的损坏(弹性阀座和密封面的塑性变形不作为结构上的损坏考虑)。

Copper body, corrosion resistant plastic check modules, silicone discs and Buna 'N' seals, stainless steel springs.

铜阀体，耐腐蚀塑料止回模块，硅阀瓣和丁纳橡胶密封，不锈钢弹簧。

Seating - Buna N disc to metal seating assures positive seal for shutting off the gas to burner in the event of high water temperature conditions.

阀座 -丁腈橡胶阀瓣对金属阀座，确保在出现过高水情况下关闭通向燃烧头的燃气时的密封性。

Cast bronze body, durable plastic check modules, silicone discs and Buna 'N' seals, stainless steel springs, one union and "O" ring union seal.

铸青铜阀体，双塑料止回模块，硅阀瓣和丁纳橡胶密封，不锈钢弹簧，一个接头和O形环接头密封。

Cast bronze body, durable plastic check modules, injection molded of acetyl resin and PPO, silicone discs and Buna 'N' seals, stainless steel springs, one union and "O" ring union seal.

铸青铜阀体，双塑料止回模块，乙酰树脂和PPO注射模压，硅阀瓣和丁纳橡胶N密封，不锈钢弹簧，一个接头和O形环接头密封。

Machined brass construction, durable plastic check modules, injection molded of acetyl resin, silicone discs, Buna 'N' seals, and stainless steel springs.

机加工黄铜结构，耐用的塑料止回模块，注塑模制乙酰树脂，硅阀瓣，丁纳橡胶密封，以及不锈钢弹簧。

Kit consists of: Disc, Seat O-ring and Cover O-ring

组件包括：阀瓣，阀座O形环和阀盖O形环

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。