aⅴ无码天堂一区二区三区,亚洲综合久久成人Aⅴ,亚洲国产成AV人片久青草影院,欧美精品自拍一区

<rt id="t4z7b"><progress id="t4z7b"></progress></rt>

HOME-News-Industry dynamic

The reason of the change of the concentration of the composite wear-resistant steel plate

2018-06-28

The wear-resistant composite plate takes Ca(NO3)2 and NH4H2PO4 as the main electrolytic salts, and adds Zn(NO3)2 into the electrolyte. The zn-doped hydroxyapatite (HAP) coating was successfully prepared. By controlling the content of added Zn elements, the effect of Zn on the crystallinity, microstru…

28

2018-06

Different applications of cold-rolled steel belts are also different

As is known to all, cold rolled steel in hot rolling strip steel or steel plate as the raw materials, suppression of timber at room temperature by cold…

28

2018-06

Two methods for deep processing of cold-rolled strip steel

Cold rolled steel strip is a common steel, not only the cost is low, and the performance is good, of course, in order to be able to play the biggest pe…

28

2018-06

What is the difference between cold-rolled strip and hot-rolled strip?

Although there is only one word difference between cold-rolled strip and hot-rolled strip, there is a big difference between them. What is the differen…

28

2018-06

Nine steel slab continuous casting production time innovation high

Early April, jiujiang steel slab continuous casting iron and steel company success even pack 19, 351 continuous casting steel furnace, continuous produ…

28

2018-06

Laser welded special steel plate

Why laser welded steel platesLaser welding steel plate can be outlined to combine two or more pieces of steel plate, the plate can have different thick…

 Quality assurance

 The good faith for this

 Professional and
technical

 Advanced equipment

 Intimate after-sales

We must pursue perfection, service equipment manufacturing, technology innovation and quality development

contact us



Reasonable storage of cold-rolled strip steel is important



How to choose cold-rolled steel belt manufacturer



What is a cold-rolled strip for



High strength steel meets development needs, especially in the automotive field



Different applications of cold-rolled steel belts are also different

2018-06-28



Two methods for deep processing of cold-rolled strip steel

2018-06-28



What is the difference between cold-rolled strip and hot-rolled strip?

2018-06-28



Nine steel slab continuous casting production time innovation high

2018-06-28