精品一区二区中文性爱视频,日韩一区二区三区免费播,国产精品自在在线午夜出白浆,中文字幕AV电影网站,亚洲国产欧美国产

1. Main spplications:
1) Drawer arrester, which can be applied to the installation of crude oil, gasoline, kerosene, diesel, aromatics, sulfur and other liquid. The storage flash point is lower than 28 ℃ the A oil and flash point lower than 28 ℃ B oil, in the fixed roof storage tank installation; It can be used on equipment and pipeline, and the same ZHQ and the net type arrester principle. Its function is to allow for inflammable and explosive gas through to prevent suffocation of flame.

2) The application special gas for flame retardant are oxygen, hydrogen, natural gas, methane and so on.

3) Burst resistance performance is qualified. thirteen consecutive test every time fire retardant, fire-resistant performance qualified; burn resistant, 1 hours without tempering.

2. Main characteristics:
1) The new flame arrester is tested by the Ministry of public security Tianjin Fire Research Institute in accordance with the requirements of the national standard GB5908-86.

2) This product has the reasonable structure, beautiful appearance. The shell can be aluminum, carbon steel, stainless steel and other materials with light weight, convenient installation. Fire resistant layer core is made of stainless steel material, strong corrosion resistance, resistance of fire, explosion and other technical performance has outstanding advantages.

3) The flame arrester is usually associated with breathing valve supporting or used alone. It can also be the ventilation pipeline floating top oil tank used in. When ordering, please tell us the product name, model and specification.

3. Appearance and main connection dimension: