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What are the advantages of precision steel pipes?

Cold drawing is to draw the metal pipe with a cold drawing machine without heating. The advantage is that it does not need to be carried out at high temperature.

2024-04-24

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How to distinguish precision seamless steel pipes from common seamless steel pipes?

The raw material of precision seamless steel pipe is stainless steel tube billet, which is a finished stainless steel seamless pipe after cold drawing or cold rolling, annealing and pickling.

2024-04-24

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Introduction about Grade of Casing&Tubing

There are 20 different steel grades and types of oil casing and tubing in H40, J55, K55, M65, N80, L80, C90, T95, C95, P110, Q125. In order to distinguish the strength and thread type of different steel grades

2024-04-24

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Adjustment of thick-walled seamless steel pipe export tax rebate in China

From August 1, 2021, the export tax rebate for all steel products will be cancelled. At this time, the export of all thick-walled seamless steel pipes will not enjoy the tax rebate policy.

2024-04-18

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Something about Casing

Oil casing is a steel pipe used to support the walls of oil and gas wells to ensure the normal operation of the entire oil well after the drilling process and completion. Each well uses several layers of casing according to different drilling depths and geological conditions.

2024-04-18

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Technical requirements for pipe elbows

because most of the pipe fittings are used for welding, in order to improve the welding quality, the end of the car groove, leave a certain Angle, with a certain edge, this requirement is also strict, the thickness of the edge,

2024-04-18

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