s355 hot rolled automotive steel grade thickness tolerance
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The salesman of the company is familiar with all aspects of knowledge. Understand the company profile: group, company profile, various honor certification, enterprise's functional strength and other advantages analysis. Know the main product brand types and specifications of the company, and know the special knowledge of the product (production process and advantages of the product, simple identification method of product quality, etc.)
As the thickness and hardness of s355 hot rolled automotive steel grade increase, the tendency to crack at the cutting edge increases. In order to prevent the s355 hot rolled automotive steel grade from cutting cracks, preheating should be carried out before s355 hot rolled automotive steel grade cutting. Special attention should be paid to preheating to make the entire s355 hot rolled automotive steel grade interface evenly heated to avoid local overheating in the area contacting the heat source. If the whole s355 hot rolled automotive steel grade cannot be preheated, the partial preheating method can be used instead.
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