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Common problems in the welding operation of stainless welded steel pipe

2023-12-18 15:06:09

Quality control is a necessary way to ensure the quality of stainless welded steel pipes, and raw material inspection is a very important step in the quality control of stainless welded steel pipes.Th...

Production process of forged pipe fittings

2023-12-18 15:06:10

Forged pipe fittings are a product with good mechanical properties in flange products. Its raw material is generally a pipe blank, which is then cut and then continuously beaten to eliminate defects s...

Research Progress of Steel Tube Thickness Measurement Technology

2023-12-18 15:06:11

1. Choice of thickness measurement methodThere are many classification methods of thickness measurement technology. According to the different measurement methods, they are divided into contact and no...

What are the general problems in the welding area of spiral welded pipes?

2023-12-18 15:06:12

Defects that are easy to produce in the submerged arc welding zone are pores, hot cracks, and undercuts.1. Bubbles. Bubbles mostly occur in the center of the weld bead. The main reason is that hydroge...

Anticorrosion of buried steel pipes in urban sewage

2023-12-18 15:06:13

Most of the water pipelines in urban sewage treatment projects are buried steel pipelines. The corrosion problem is a major problem in sewage treatment projects. The quality and life of buried water p...

How to choose the right oil cracking pipe?

2023-12-18 15:06:14

Generally speaking, the appropriate petroleum cracking steel pipe should be selected from the three aspects of performance, economy and working conditions.1. Performance—refers to process performance ...

Plastic coated steel pipes for water circulation system pipes

2023-12-18 15:06:15

Central air-conditioning water circulation system pipelines are prone to scaling and corrosion if common steel pipes are used. The resulting rust deposits will cause the heat transfer rate to decrease...

Classification of seamless steel pipe penetration testing methods

2023-12-18 15:06:16

Seamless steel pipe penetration testing has simple principles, flexible methods, and strong adaptability. It can detect surface opening defects in any direction at one time. It has high detection sens...

How to control the strength of thick-walled spiral steel pipe better?

2023-12-18 15:06:17

The strength of thick-walled ssaw steel pipes is generally higher than that of large-diameter straight seam steel pipes. A narrower billet can be used to produce welded pipes with larger pipe diameter...

The difference between hot-rolled seamless pipe and cold-rolled seamless pipe

2023-12-18 15:06:17

The difference between hot-rolled seamless steel pipe and cold-rolled seamless steel pipe:1) Cold-rolled seamless steel pipes(astm a53) are often of small diameter, and hot-rolled seamless steel pipes...

Technical conditions of steel pipes for different purposes

2023-12-18 15:06:18

Generally, according to the different uses and working conditions of the steel pipe, different technical conditions should be proposed for the allowable deviation of the steel pipe size, surface quali...

What are the common welding defects in welds?

2023-12-18 15:06:19

Common defects in welds include porosity, slag inclusion, incomplete penetration, lack of fusion and cracks.1) Air holes are cavities formed in the weld metal by absorbing excessive gas or gas generat...

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About Us

Cangzhou Shenlong Pipe Manufacturing Co., Ltd. is a company& supplier& manufacturer& factory specialized in the production, processing and sales of various steel pipes, such as seamless pipe, welded pipe, straight seam steel pipe, spiral welded steel pipe, hot galvanized steel pipe, coating steel pipe, stainless steel pipe, and pipe fittings, the production base is located in Cangzhou.

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As a professional steel pipe manufacturer, we can provide First-Class Quality & Professional Technical Services ! Welcome to contact us !

Tel : 86-21-68415567

E-mail: info@pipesl.com

Add :10A6, No526, Laoshan Rd, Pudong New District, Shanghai, China

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