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£¨interpretation,£º£©Our Processing procedures£ºRaw materials from steel mills to buy back,Assessment by qualified supplier of materials belonging to a single assessment of this material,Then we will test raw materials through quality control subjects,After passing through the pickling ingredients or phosphate treatment,Fine raw materials and then pull (pull feeding machine), and knock off as the length of processing,Cold heading and then finished testing the products produced by Production arrangements£¬For the skilled workers to operate the machines, then test the finished product produced by batch testing group,Quality standards, specification compliance, will be fully put into formal production£¬(Some finished products needed to start the heat treatment by quenching into the level required for each ton cargo needs 4 hours of treatment, self-test by the team responsible£¬)After processing the product after the start sorting all the hardness test, a coefficient of correlation test(Hardness, tensile strength, torsional strength, elongation, elongation after fracture, etc.) began after the final surface treatment of the load wedge (black, galvanized, Dacromet, etc.)Need to set the final batch of test results of 80 sets of finished products to the Quality Supervision Bureau of the report, after passing the factory we can,al packaging with product certification, material test reports, such as use of the product profile and customer needs to use the same ***ailed information on other products, we will attach for you!
Thank you!
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| Company: |
Handan city bolt fastener manufacturing co., LTD
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| Contact: |
Mr. nuo chu |
| Address: |
yongnian |
| Postcode: |
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| Tel: |
8613315020619 |
| Fax: |
8615833021001 |
| E-mail: |
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