WN Flange is generally made by forging or forging. When using steel or steel manufacturing, must meet the following requirements: 1, the welding flange should be ultrasonic testing, no delamination defects; 2, should be cut along the direction of steel rolling into a strip, the bending system welded into a ring, and the surface of the steel...

Stainless steel elbow can be divided according to the angle: 45 degree elbow, 90 degree elbow, 180 degree bend. Practical applications will have 30 °, 60 ° and so on. In accordance with the bending radius can be divided into long radius elbows and short radius elbow. Because of the corrosion resistance of stainless steel, acclaimed in...

The method of making a seamless 45-degree elbows can be divided into push the system, pressing, forging, casting and so on. According to its radius of curvature of points: it can be divided into long radius elbows and short radius elbow. Seamless elbow 45 degrees Nominal Diameter ...

"DIN" and "ANSI flanges", the temperature-pressure rating is determined by comparing the performance of Chinese materials with European materials and American materials, using the pressure-temperature parameters of the corresponding materials specified in ISO 7005-1.   High-quality products    ...

The main implementation of the standard rail crane YB / T5055-93. Its function is to guide the wheels of locomotive vehicles forward, to withstand the enormous pressure of the wheel, and passed to the sleeper. The rails must provide a continuous, smooth and minimal rolling surface for the wheels. In electrified railway or automatic block, the...