What should I pay attention to when purchasing stainless steel truss head screws?

Recently, the demand for large flat head screws is increasing. What should you pay attention to when purchasing stainless steel truss head screws?

1. The first thing to look at is what kind of product is used and what mechanical properties are needed. Stainless steel flat head screws can not meet their own needs, especially in terms of strength. For example, the strength required on the product to be assembled is at least 8.8, but the stainless steel truss head screwsdoes not have the strength of 8.8, and can only achieve 4.8 strength.

2. It is necessary to consider whether the working conditions used are resistant to corrosiveness. If required, how many hours of salt spray test stainless steel truss head screwscan meet the requirements for use.

3. What is the working temperature requirement for stainless steel truss head screws?

4. There are no requirements for stainless steel grades.

5. Are there any requirements for the procurement area that is biased, and whether there are requirements for the delivery period.

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