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22 2023-02: Horizontal I - wheel pay-off and damping, tension problems

The damping friction belt (block) at one end of the pay-off of the I-wheel does not play a damping role. The tension caused by the wire in the operation of the ···

20 2023-02: what is the significance of hot galvanized sheet finishing?

Improve the flatness and flatness of the sheet, but also the surface of the zinc particle flattening, so that the surface of the strip smooth, which is especial···

17 2023-02: hs code of color coating board

HS code application is eight digits, color coated plate should belong to "painted or coated ordinary steel plate" customs code is: 72107000

15 2023-02: Common product quality problems and root causes of color coated rolls

Common product quality problems and root causes of color coated rolls

13 2023-02: What is the principle of passivation of hot galvanized sheet?

Chromate passivation treatment of galvanized sheet can form passivation film, its chemical reaction formula is as follows: Zn+H2GrO4-ZnGrO2=H2

11 2023-02: What is the material of galvanized sheet

Galvanized steel plate is to prevent the surface of the steel plate from corrosion and prolong its service life.

10 2023-02: What is big zinc flower? What is a small zinc flower?

large zinc flower is normal zinc flower, according to the normal production process can produce large zinc flower, its crystal core diameter is not less than 0.···

07 2023-02: Can you microwave stainless steel？

Can you microwave stainless steel？

06 2023-02: What is the length tolerance of galvanized steel sheet?

The length tolerance is not allowed to be negative, the maximum is not allowed to exceed +6mm.

06 2023-02: What is the maximum allowable storage time for galvanized finished products? Why?

Allow three months to avoid oxidation after storage.

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Zhishang Steel Co., Ltd

ABOUT USOverviewThe company mainly deals in color-coated, galvanized, stainless steel pipes, stainless steel coils, stainless steel plates of various materials; hot-rolled series of rebar, medium and heavy plates, coils, I-beams, angle steels, channel steels, H-beams and other steel products and deep processing Service. (The company’s annual invent···

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