2026/04/16

Knowledge of mechanical structure pipe

Mechanical pipe has many advantages such as high strength, high pressure resistance, convenient installation, low cost, long service life, etc. , urban central heating pipe network, gas pipe network and other projects.


2026/03/09

Boiler tube related knowledge

Boiler tube refers to the steel with openings at both ends and a hollow section, and its length is relatively large compared with the surrounding area. According to the production method, it can be divided into seamless steel pipe and welded steel pipe.


2026/02/03

Rebar connection sleeve related knowledge

Hot-dip galvanized steel pipes are widely used in construction, machinery, coal mines, chemicals, electric power, railway vehicles, automobile industry, highways, bridges, containers, sports facilities, agricultural machinery, petroleum machinery, prospecting machinery, greenhouse construction and other manufacturing industries.


2026/01/13

Related knowledge of square and rectangular tube

Also known as square and rectangular cold-formed hollow steel, referred to as square tube and rectangular tube, codenamed F and J respectively


2025/12/17

Knowledge about galvanized steel pipe

Hot-dip galvanized pipe fittings refer to the galvanized treatment of pipe fittings. Hot-dip galvanized pipe fittings include galvanized elbows, galvanized flanges, galvanized elbows, galvanized reducers, and galvanized pipe caps.


2025/11/27

Inspection technology

The company boasts the talented technical force and the state-of -art laboratory equipment,this helps laying a sound foundation for manufacturing pipeas per international standards.


2025/11/04

Throughout-process Quality management

The company has implement the throughout-process Quality management that covers total manufacturing process.It has a full range of capacity in the total process planning,quality control,continued improvement and quick response as well.


2025/10/07

Mechanical tube related knowledge

Mechanical pipe has many advantages such as high strength, high pressure resistance, convenient installation, low cost, long service life, etc. , urban central heating pipe network, gas pipe network and other projects.


2025/10/07

Quality Assurance

Shandong Dezheng steel co., Ltd has been granted the ISO9001 certificate for quality management system ,the certificate of ISO 14001 Environment management system and the certificate of GB/T28001 for Occupation health safety management .


2025/07/16

Process Equipment

As a professional seamless steel pipe manufacturer, Shandong Dezheng Steel Co.,Ltd has mature technology and excellent equipment.


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