The main design disadvantage of dual phase steel flange is no leakage. This is a deficiency in that design. The connection is dynamic, stainless steel flange, and periodic loads such as thermal expansion fluctuation will cause the movement between flange faces, affect the function of flange, damage the integrity of flange and lead to leakage.

Because of its good comprehensive performance, elbow is widely used in chemical engineering, construction, water supply, drainage, petroleum, light and heavy industry, refrigeration, sanitation, plumbing, fire protection, power, aerospace, shipbuilding and other basic projects. It is required to control the curvature radius of the elbow. For example, if the radius length is 1.5D, the radius

August 1st Army Day is the anniversary of the founding of the Chinese people’s Liberation Army. It is set up by the Chinese people’s Revolutionary Military Commission on August 1st every year to commemorate the founding of the Chinese workers’ and peasants’ Red Army. On July 11, 1933, the Provisional Central Government of the Soviet

Flange as a spare parts, they are small size, but the role of this connection, so it is necessary to produce very rigorous. The production of flange parts manufacturers need to have a very high production technology, it is only in this way can produce high-quality stainless steel flange products, flanges of the quality of