Recently, Wanzhi Group successfully completed the production and inspection of 240 tons of color-coated galvanized steel coils (PPGI) in RAL 9005 (Jet Black), RAL 9010 (Pure White), and RAL 7016 (Anthracite Grey). This batch of PPGI coils will be shipped to Durban Port, South Africa, under CIF terms.

South African Customer Background
The customer is a local building contractor in South Africa who requires prepainted galvanized steel coils (PPGI) for roofing and wall cladding applications. The company serves customers in the construction and industrial sectors across the local and surrounding markets. It has been importing galvanized steel coils, galvalume steel coils, and prepainted steel coils from China for years. The customer contacted Wanzhi Group after learning about our production capabilities and export experience. After requesting and evaluating samples, the customer confirmed that the products met their requirements, leading to this cooperation.
Order Requirements
- Product Name: Prepainted Galvanized Steel Coil (PPGI Coil)
- Material: DX51D+Z30
- Paint Film: 18/10 μm
- Surface Finish: Matte
- Coating: Polyester
- Specifications: 0.25 × 1250, 0.25 × 1235
- Colors: RAL 9005, RAL 9010, RAL 7016
- Quantity: 160 tons of 0.25 × 1250 PPGI, 80 tons of 0.25 × 1235 PPGI
- Trade Term: CIF Durban Port

240-Ton PPGI Coil Production at Wanzhi Factory
The customer requested fast production and hoped to have the coils ready by the end of August. With three color-coated steel production lines, Wanzhi Group efficiently arranged the production schedule and completed the order as requested. From raw material procurement and production to quality inspection and finished-product packaging, we maintain strict process control. Dedicated staff oversee the production process and keep the customer updated on order progress.


Quality Testing of Color-Coated Steel Coils
Wanzhi Group conducts strict quality inspections on color coated steel coils. Quality tests include appearance inspection, zinc coating thickness measurement, paint film thickness and gloss testing, T-bend testing, pencil hardness testing, color difference measurement, and mechanical property tests. Material Test Certificates (MTC) and performance test reports can be provided with shipments.

Prepainted Galvanized Steel Coils in South Africa
PPGI coils combine the corrosion protection provided by the zinc coating with the durability and decorative finish of paint. They offer good weather resistance, easy processing, and a wide range of colors. In South Africa, PPGI coils can be processed into ceiling panels, doors, partitions, garage doors, home appliance panels, and other products. Wanzhi Group also supplies galvanized steel, galvalume steel , and prepainted steel products to customers in other African markets, including Zambia, Libya, Djibouti, Ghana, Kenya, and Mozambique. These products serve construction, industrial, agricultural, and infrastructure applications across the region.

Wanzhi Group is more than a supplier of color-coated steel coils. We provide one-stop services covering material selection, technical consultation, production, and delivery. If you need coated steel products or professional solutions for your project, please contact Wanzhi Group for more information.
