Carbon Steel 14MM Bolt GB DN10 Flat Welding Flange

Black steel flange Flat welding flange

Description

Flat welding flange is raw material. Steel plate shall be subject to ultrasonic flaw detection without delamination defect to ensure good quality and performance. It shall be produced and inspected according to certain quality requirements to ensure that the steel plate produced and used has no quality problem. When producing flat welding flange, steel plate shall not be directly machined into flange, and certain process shall be adopted.

Technical data sheet

Black steel flange Flat welding flange technical data sheet as below:

Specification

Standard:GB / ANSI /JIS / DIN

Size:DN10-DN2000

Usage:Oil Gas Water Industrial

Characteristic

Flat welding flange. It has the advantages that when the pipeline fails, it is easy to disassemble and detect; connect the pipeline and keep good sealing performance; if there is a problem in a certain section of pipeline, it is easy to replace a certain section of pipeline.

Flat welding flange has certain technical requirements and technical parameters in production and use. It should be produced and processed according to certain ways and methods. After the production is completed, 100% radiographic or ultrasonic testing should be carried out, and the radiographic testing should meet the class II requirements of JB4730, and the ultrasonic testing should meet the class I requirements of JB4730. Butt welding flange adopts certain welding standards and technology for production and processing, which meets the corresponding national production standards and requirements.