0.4mm b Grade Galvanized gi Coil Iron Sheet Roll Size
Product Name |
0.4mm b grade galvanized gi coil iron sheet roll size |
Brand |
ZHANZHI |
Certificate |
ISO9001:2015 |
Grade |
DX51D,SGCC,SGCH |
Standard |
AISI, ASTM, BS, DIN, GB, JIS |
Surface Treatment |
coated, chromated, oiled, anti-finger print |
Thickness |
0.12-4.0mm |
Width |
600-1250mm |
Alu-Zinc coating |
30-275 g/m2 |
Spangle |
zero/small/regular/big |
Capacity |
about 10000 tons per month for the coil product |
Package |
plastic film + water proof paper + steel plate+ packing steel strip. |
Application |
construction, home appliance, ship building, etc. |



>>Thermal resistance: Common HDG steel plate normally works under 230℃, and has its color changed at 250℃, however, Galvalume steel plate can sustain the environment at 315℃ for long time.
>>High reflectivity: Reflection ability of heat and light is twice as much as those of hot-dip zinc steel sheet, and its reflectivity is more than 0.70, which is an ideal construction materials of saving energy.



We are a professional steel supplier with good quality,competitive prices and excellent services.
We take the "Integrity, Practicality, Innovation, Win-win"as its sole operation principle, always persist in putting the customer demand in the first place.

Our History
Zhan Zhi Group, founded in 1982, focused on industrial steel service for 37 years. The company is headquartered in Shanghai, Yangpu District, registered capital of 200 million yuan, the company's annual sales of steel reached about 3000000 tons, sales of more than RMB 10 billion yuan. The main business in more than 20 cities and regions around the world, is a collection of steel processing, logistics and distribution, warehousing supervision and steel trade and other industries in one large comprehensive group of enterprises.


Our Workshop

Our Warehouse

Our Office


High quality
Passed the ISO9001:2015 quality system authentication.

Perfect Packing
Perfect seaworthy package with wooden pallet.

Excellent Transport
Delivery these goods in excellent transporation.


A: Choose happens because of quality,then price, we can give you both. Additionally, we can also offer professional products inquiry, products knowledge train( for agents), smooth goods delivery, excellent customer solution proposals.
Our service formula:good quality + good price + good service = Customer's trust
Q: How long is your delivery time?
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: We accept LC and TT both.
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