E-mail: info@pipesl.com
Industry News

Annealing and quenching of cold drawn steel pipe

2023-12-18 15:12:00
Annealing of cold drawn steel pipe: refers to metal material heated to the appropriate temperature, maintained a certain time, and then slowly cooled heat treatment process.Common annealing process: r...
Industry News

Heat treatment technology of oil casing

2023-12-18 15:12:01
After the oil casing adopts this heat treatment method, it can effectively improve the impact toughness, tensile strength, and anti-destructive performance of the oil casing, ensuring good value in us...
Industry News

Laying of thin-walled stainless steel pipes

2023-12-18 15:12:02
When laying thin-walled stainless steel pipes, they should be installed after the civil works are finished. Before installation, first, check whether the position of the reserved hole is correct.When ...
Industry News

Application of high-precision cold drawn tubes in china

2023-12-18 15:12:04
China’s high-precision cold drawn tube, the first to be widely used in the coal industry, and now it has been extended to the manufacturing engineering industry, oil, cylinder, cylinder, and piston ro...
Industry News

ASME B36.10 STANDARDS

2023-12-18 15:12:05
ASME is the registered trademark of the American Society of Mechanical Engineers.Scope: This standard covers the standardization of dimensions of welded and seamless wrought steel pipe for high or low...
Industry News

Delivery length of stainless steel pipe

2023-12-18 15:12:05
The delivery length of stainless steel pipe is also called the length requested by the user or the length of the contract. There are several rules for delivery length in the specification:A. Normal le...
Industry News

The deformation problem of spiral seam submerged arc welded steel pipe

2023-12-18 15:12:06
The spiral seam submerged arc welded steel pipes is drilled in rotation and begins to enter the soft formation. Under the action of the tri-cone, the drill first produces elastic shear deformation of ...
Industry News

What is the difference between cold drawn steel pipe and hot rolled steel pipe

2023-12-18 15:12:07
The difference between hot working and cold working hot rolling is hot working, and cold drawing is cold working. The main difference: hot rolling is rolling above the recrystallization temperature, c...
Industry News

Linear defects in steel tube

2023-12-18 15:12:08
Steel pipes as an inside surface of the tube in the process of hot-rolled wear plug fatigue caused by wrinkling of theshort and shallow scratches or the inner tube causes the surface roughness, the sy...
Industry News

How to deal with stainless steel rust spots

2023-12-18 15:12:10
About stainless steel rust spot mothod we can start from two points of view of physics and chemistry.Stainless steel rust spot chemical processAfter pickling, it is very important to wash properly wit...
Industry News

Galvanized steel size SC and the difference DN

2023-12-18 15:12:11
What are SC and DN？1.SC generally refers to the welded steel pipe , the language STEEL CONDUIT, is a shorthand for the material.2. DN refers to the nominal diameter of the galvanized steel pipe , whic...
Industry News

API 5CT oil casing development and types classification

2023-12-18 15:12:11
After nearly 20 years of efforts, China’s oil casing production from scratch, from low price to high price, from low steel grade to API series products, and then to non API products with special requi...
Industry News
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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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