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31 03, 2017

How to distinguish hot galvanizing and cold galvanizing

By |3月 31st, 2017|Categories: Product|Tags: , , , |0 Comments

Hot galvanizing refers to the process in which parts are put into bath of molten zinc for a while after oil removal, pickling, drying, followed by being taken out. Cold [...]

20 03, 2017

China steel material (steel coil, steel sheet, roofing) prices

By |3月 20th, 2017|Categories: Industry Info|Tags: , , , , , , , , , , |0 Comments

Billet weekly report: Downstream plants recovered production, billet price firm (Mar.10-Mar.17). Downstream steel plants planed to recover production this week. Demand would increase greatly. Traders held moderate attitude and high [...]

4 03, 2017

Why we use the different hot galvanized products?

By |3月 4th, 2017|Categories: Product|Tags: , , , |0 Comments

Hot galvanized products have pure zinc, zinc iron, aluminum zinc and zinc aluminum magnesium. People research so many cladding material with the consideration of its usage. Every cladding material has [...]

2 03, 2017

The effect of passivation of zinc galvanized steel

By |3月 2nd, 2017|Categories: Product|Tags: , , , , , |0 Comments

The medium causes the erosion of the zinc galvanized steel sheets. If the corrosion products have a compact structure, it would form a thin and invisible film, which cover the [...]

6 01, 2017

NSS Test Introduction (steel corrosion)

By |1月 6th, 2017|Categories: Product|Tags: , , , , , , , , |0 Comments

NSS test is widely used to test the accelerated steel corrosion. It is in a special test box, and people spray a mist, including 5士0.5% sodium chloride, and 5-7.2 brine [...]

16 12, 2016

The steel market trend in this week

By |12月 16th, 2016|Categories: Industry Info|Tags: , , , , , , |0 Comments

Today, the steel market trend keeps positive, but the rise slows down obviously compared to yesterday. Downstream enterprises are more cautious, but the supplier rise the price, therefore, it is [...]