Category: flanges

The process of forging flange

The production process flow of forging flange: the process of forging process is composed of the following procedure, which is to select the high quality steel billet, heat, shape and forge to cool down. The forging process has a free forging, die forging, and tire forging. In the production, press the mass of the forging parts, […]

Method of Making Large Diameter Flange

The manufacturing method of large diameter flange is usually made of steel plate cutting, cold bending or rolling, and then it is machined by large vertical lathe. The standard size of large diameter and the size of the standard are in accordance with the standard specifications. In the process of making large diameter flange, the production equipment […]

Inspection and installation of flange

Inspection and installation of flange 1. Open the product package to check whether the main part of the list or the contract in line with the product, inventory the number of products. 2. Check whether the product surface pits, scratches, rust fragments and oil, flange surface roughness of not more than 6.3μm, if the roughness does […]

How to properly use stainless steel blind flange

Stainless steel blind flange with the rapid development of domestic foreign minister pipeline construction, pipeline pressure test become an indispensable important link, in before, during and after the test must be conducted for each section of the pipeline ball-passing sweep line, generally for 4 ~ 5 times. Especially after the pressure test, pipeline inside water is […]

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