Hebei ChongSheng Special Steel Pipe Co.,Ltd.

First of all, we have to look at the surface treatment of carbon steel pipe, in practical applications, we must have such a product for the corresponding technical requirements, and the surface treatment is the most direct reflection. So whether it is related to the grinding process, or for anti-corrosion treatment technology, are to go through our rigorous testing, so as to be able to provide users with more quality products.
Second, it is the size of the carbon steel pipe inspection. Generally speaking, this type of equipment in the production of the time there are strict size standards, if you can not reach the specified size of the specified range, it is not qualified to test the use of the factory.

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Hebei ChongSheng Special Steel Pipe Co.,Ltd.