November 2, 2021

The difference between ERW, SSAW, LSAW

The production methods of seamless steel pipes are roughly divided into cross-rolling method (Mennesmann method) and extrusion method. The cross-rolling method (Mennesmann method) is to first pierce the tube blank with a cross-rolling roller, and then extend it with a rolling mill. This method has a fast production speed, but […]
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October 26, 2021

45# seamless steel pipe

Production process of 45# seamless steel pipe The production process of 45# seamless steel pipe includes billet preparation before rolling, pipe billet heating, piercing, rolling, sizing and reduction, steel pipe cooling, steel pipe cutting head and tail, segmentation, straightening, flaw detection, manual inspection, and printing. , Bundle packaging and other […]
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October 20, 2021

Various common terms about steel

1. Standard Standards are unified regulations for repetitive things and concepts. It is based on the comprehensive results of science, technology, and practical experience, and is agreed upon by relevant parties, approved by the competent authority, and issued in a specific form as a standard and basis for mutual compliance. […]
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October 15, 2021

General term for steel pipe

General term 　　①Delivery status 　　 refers to the final plastic deformation or final heat treatment state of the delivered product. Generally, those delivered without heat treatment are called hot-rolled or cold-drawn (rolled) state or manufacturing state; those delivered after heat treatment are called heat-treated state, or normalized (normalized), quenched and […]
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October 13, 2021

Stainless Steel Pipe for CORINTO Client

Stainless steel pipes are divided into ordinary carbon steel pipes, high-quality carbon structural steel pipes, alloy structural pipes, alloy steel pipes, bearing steel pipes, stainless steel pipes, and bimetal composite pipes, plating and coating pipes to save precious metals and meet special requirements. . There are many types of stainless […]
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October 13, 2021

Carbon Seamless Pipes for DURBAN Client

Seamless carbonsteel pipe is a capillary tube made of steel ingots or solid tube blanks through perforation, and then made by hot rolling, cold rolling or cold drawing. Seamless carbon steel pipes have an important position in my country’s steel pipe industry. According to incomplete statistics, there are more than […]
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October 13, 2021

2.5mm 3LPE Coating Seamless Pipe for SRI LANKA Client

3LPE/2LPE coating, PE is the abbreviation for polyethylene. The coating is made of hot-melt epoxy powder (FBE) as the bottom layer (2LPE epoxy powder without a bottom layer), vinyl copolymer adhesive (AD) as the middle layer, and high-density polyethylene (PE) as the surface layer The three-layer structure anti-corrosion coating. This […]
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October 13, 2021

E235 CASING TUBING for UAE Client

Casings are steel pipes that support the walls of oil and gas wells. Each well uses several layers of casing according to different drilling depths and geological conditions. Cement is used to cement the well after the casing is run down. It is different from tubing and drill pipe and […]
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October 8, 2021

After-sales service of steel pipe products

After-sales service is not only dealing with the quality of the products sold, but also includes technical exchanges with customers, providing customers with technical support, and quality visits to expand the impact on the company’s products and achieve the expectation of opening up the market and occupying the market. Handling […]
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