Gnee Steel (Tianjin) Co., Ltd. is one of the most reliable manufacturers and suppliers of cold rolled steel coils in China. Welcome to wholesale customized cold rolled steel coils at low price from our factory. If you have any enquiry about free sample and cheap products, please feel free to email us.
Due to the properties of zinc, zinc is plated on the surface of the steel plate to prevent corrosion.
Cold rolled coil description：
|
Surface |
Characteristic |
Processing Technology |
|
N0.1 |
Original |
Pickled after hot rolling |
|
2D |
Blunt |
Hot rolling + annealing shot peening pickling + cold rolling + annealing pickling |
|
2B |
Blurred |
Hot rolling + annealing shot peening pickling + cold rolling + annealing pickling + tempering rolling |
|
N0.3 |
Matte |
Polishing and tempering rolling with 100-120 mesh abrasive materials |
|
N0.4 |
Matte |
Polishing and tempering rolling with 150-180 mesh abrasive material |
|
NO.240 |
Matte |
Polishing and tempering rolling with 240 mesh abrasive materials |
|
NO.320 |
Matte |
Polishing and tempering rolling with 320 mesh abrasive materials |
|
NO.400 |
Matte |
Polishing and tempering rolling with 400 mesh abrasive materials |
|
HL |
Brushed |
Grind the surface of the steel belt with an appropriate grinding grain size to make it show a certain longitudinal texture |
|
BA |
Bright |
The surface is annealed and shows high reflectivity |
|
6K |
Mirror |
Rough grinding and polishing |
|
8K |
Mirror |
Fine grinding and polishing |
FAQ:
A:We have ISO 9001, SGS, EWC and other certifications.
Q:Can I go to your factory to visit?
A:Of course, we welcome customers from all over the world to visit our factory.
Q:Does the product have quality inspection before loading?
A:Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.
Q:How to pack the products?
A:The inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It can effectively protect products from corrosion during ocean transportation.
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