News

2022-12-20

Characteristics and application of double shutter tuyere

Features of double-layer louver tuyere: 1. Double layer adjustable blades can provide different air supply distances and diffusion angles 2. It can be used as air supply outlet

2022-12-20

Use of smoke exhaust fire damper

1. It is normally open. In case of fire, it will be closed when the flue gas temperature in the smoke exhaust pipe reaches 280 ° C, and meet the requirements for smoke leakage and fire resistance integrity within a certain period of time, playing the role of smoke separation and fire resistance.

2022-12-20

6 different levels of valve corrosion rate

1. Full corrosion resistance: the corrosion rate is less than 0.001 mm/year; 2. Extreme corrosion resistance: erosion rate 0.001 to 0.01 mm/year; 3. Corrosion resistance: erosion rate 0.01 to 0.1 mm/year;

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