How did the pneumatic symbol of plastic pneumatic ball valve come from- Shanghai Dongfeng Pump Valve Factory - 上海花千坊_上海龙凤花坛_夜上海最新论坛

How did the pneumatic symbol of plastic pneumatic ball valve come from?

How did the pneumatic symbol of plastic pneumatic ball valve come from?

New characteristics of Dongfeng pipeline plugging
New characteristics of channel plugging:
1. Light weight, convenient handling: small density, convenient handling, loading and construction.
2. Excellent corrosion resistance: It has excellent acid resistance, alkali resistance and corrosion resistance, and is suitable for use in the chemical industry.
3. High strength: the pipe has good pressure resistance, impact resistance and tensile strength.
4. Simple construction: easy connection of accessories and convenient use.
5. Low cost: low price, convenient transportation and construction, long service life, so the overall cost is low.

 pneumatic valve

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