China Roofing sheet for cold rolled steel coil 1.5mm galvanized sheets dx51d z100 galvanized steel coil Supplier, Factories

 

 

Product Description

Product Detail
Product Name Pre-painted galvanized steel coil (color-coated strip)
Width 750mm/1000mm/1200mm/1250mm*C
Thickness 0.17mm-1.5mm
Zinc coating Z80-Z275
Steel Grade TDC51D TDC51D+Z TDC51D+AZ CGCC TSGCC
Standard JIS G3302, EN10142/10143, GB/T2618-1988
Surface Finish Pre-galvanized, Hot dipped galvanized, Electro galvanized, Black, Painted Coating
International Standard ISO 9000-2001, CE CERTIFICATE, BV CERTIFICATE
Packing 1. Big OD: in bulk
2. Small OD: packed by steel strips
3. Woven cloth with 7 slats
4. According to the requirements of customers
Main Market Middle East, Africa, Asia and some European countries, South America, Australia
Country of origin China
Productivity 5000 Tons per month
Remark 1. Payment terms: T/T, L/C
2. Terms of trade: FOB, CFR, CIF, DDP, EXW
3. Minimum order: 2 tons
4. Delivery time: Within 25 days
Pre-galvanized steel coil Applications
  • Construction / building
  • Housetop
  • Air chute
  • Roller shutter door
  • Refrigerator
  • Steel Structure Factory
Pre-galvanized steel coil Applications
Steel processing services
Our Services & Quality Tracking
  • The steel supplied is enclosed with the original material book of the steel factory.
  • Customers can choose any length or other requirements they want.
  • Ordering or purchasing all kinds of steel products or special specifications.
  • Adjust the temporary lack of specifications in this library, saving you from the trouble of rushing to purchase.
  • Transport services can be delivered directly to your designated place.
  • The materials sold are backed by our overall quality tracking, eliminating your worries.
Details Images
  • The steel supplied is enclosed with the original material book of the steel factory.
  • Customers can choose any length or other requirements they want.
  • Ordering or purchasing all kinds of steel products or special specifications.
  • Adjust the temporary lack of specifications in this library, saving you from the trouble of rushing to purchase.
  • Transport services can be delivered directly to your designated place.
  • The materials sold are backed by our overall quality tracking, eliminating your worries.
Packing & Delivery
  • Waterproof plastic bag then bundle with strip, On the all.
  • Waterproof plastic bag then bundle with strip, On the end.
  • 20ft container: not more than 28mt, and the length is not more than 5.8m.
  • 40ft container: not more than 28mt, and the length is not more than 11.8m.
Products Machining
  • All the pipes are high-frequency welded.
  • Both inner and outer welded stab can be removed.
  • Special design available according to requirement.
  • Pipe can be necked down and punched holes and so on.
  • Supplying BV or SGS Inspection if client needs.
Our Factory & Manufacturing
Factory Overview

Our factory is more than 70,000 square meters, just 40 kilometers from the port, which is the biggest port in the north of China. We are a professional manufacturer and exporter of steel products. The main products are pre-galvanized steel pipe, hot-dip galvanized pipe, welded steel pipe, square & rectangular tube, and scaffolding products. We applied for and received 3 patents: groove pipe, shoulder pipe, and victaulic pipe. Our manufacturing equipment includes 4 pre-galvanized product lines, 8 ERW steel pipe product lines, and 3 hot-dipped galvanized process lines, conforming to GB, ASTM, DIN, and JIS standards. The products are certified under the ISO9001 quality system.

Process Flow

Annual output of various pipes is more than 300 thousand tons. We obtain honor certificates issued by the municipal government and the quality supervising bureau yearly. Our products are widely applied to machinery, steel construction, agricultural vehicles and greenhouses, auto industries, railways, highway fences, container inner structures, furniture, and steel fabric. We own class-leading professional technique advisers in China and excellent staff with professional technology. The products are sold all over the world. We believe that our high-quality products and services will be your best choice. We look forward to establishing long-term and good cooperation with you sincerely.

Frequently Asked Questions (FAQ)
What steel grades and international standards do your pre-painted steel coils meet?
Our pre-painted galvanized steel coils are manufactured under strict standards including JIS G3302, EN10142/10143, and GB/T2618-1988, and support steel grades like TDC51D, TDC51D+Z, TDC51D+AZ, CGCC, and TSGCC.
What sizes and specifications are available for the steel coils?
We offer widths of 750mm, 1000mm, 1200mm, and 1250mm. The thickness ranges from 0.17mm up to 1.5mm, with a zinc coating weight range of Z80-Z275.
What are the trade and payment terms for placing an order?
We accept T/T and L/C payment methods. Supported trade terms include FOB, CFR, CIF, DDP, and EXW. The minimum order quantity is 2 tons.
How are the steel coils packaged for shipping?
We support multiple packing options including bulk packaging for large outer diameters (OD), steel strip binding for small OD, woven cloth with 7 slats, or tailored methods based on customer requirements.
What are the container size limitations for shipping?
For 20ft containers, the weight limit is 28mt and the max length is 5.8m. For 40ft containers, the weight limit is also 28mt with a max length limit of 11.8m.
What quality checks and certifications are provided?
The manufacturing process adheres to ISO9001 and holds ISO 9000-2001, CE, and BV certificates. Every batch is supplied with the original mill test certificate, and we can provide third-party inspections such as BV or SGS upon request.

Related Products