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Why Can We Always Ensure Excellent Quality

Quality Control

QC Profile

Quality is life. All material will be inspected during production,all finished products have been checked before leaving the factory.

1.Out diameter and Thickness TolerenceTest

wenzhoushi chengyu steel co.,ltd

2.Water Pressure Test

wenzhoushi chengyu steel co.,ltd.

3.Eddy Current Test

wenzhoushi chengyu steel co.,ltd

4.Chemical Composition Test

wenzhoushi chengyu steel co.,ltd

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