IS 15965:2012
Steel and Iron - Pre-painted aluminium zinc alloy metallic coated steel strip and sheet (Plain).
Summry
Pre-painted aluminium zinc alloy metallic coated steel strip and sheet (plain) is steel coated with an aluminium-zinc alloy and further protected by a paint layer. It offers excellent corrosion resistance, durability, heat reflectivity, and an attractive finish for roofing, cladding, and construction applications.
Why BIS Certificate is Mandatory for Pre-painted aluminium zinc alloy metallic coated steel strip and sheet (Plain). ?
BIS certification is mandatory to ensure pre-painted galvanized steel sheets and coils meet Indian safety, quality, and performance standards. It prevents the use of substandard BIS certification is mandatory to ensure the product meets Indian standards for coating mass, paint quality, corrosion resistance, and mechanical strength. It prevents the use of substandard steel, ensures safety in construction, protects consumers, and enforces uniform quality for domestically manufactured and imported steel products.
What is BIS Certified for Pre-painted aluminium zinc alloy metallic coated steel strip and sheet (Plain). ?
The BIS certified specification defines requirements for base steel quality, aluminium-zinc coating composition, coating thickness, paint performance, adhesion, bendability, and corrosion resistance tests. It also covers dimensional tolerances, surface finish, marking, and inspection to ensure consistent quality and long-term performance as per Indian Standards.
Test required for Pre-painted aluminium zinc alloy metallic coated steel strip and sheet (Plain).
| Title | Mandatory/Optional |
|---|---|
| Manufacture | Required |
| Coatings | Required |
| Physical Properties of Paint Coating | -- |
| T-bend Adhesion Test | Required |
| Reverse Impact Resistance Test | Required |
| Pencil Hardness Test | Required |
| Scratch hardness | Optional |
| Solvent Resistance Test | Required |
| Dry Film Thickness | Required |
| Appearance – general | Required |
| Appearance- Gloss | Required |
| Salt Spray Test (Corrosion Resistance) | Optional |
| Humidity Resistance | Optional |
| Dimensions and Tolerances | Required |
| Mass | Required |
| Shapes | Required |
| Camber | Required |
| Deviations from Squareness (Out of Square) | Required |
| Deviations from Flatness | Required |
Benefits of BIS Certification for Pre-painted aluminium zinc alloy metallic coated steel strip and sheet (Plain).
1. Assured Product Quality BIS certification ensures strict compliance with Indian Standards for coating, painting, and mechanical properties, delivering reliable and long-lasting steel products.
2. Superior Corrosion Resistance Certified products are tested for corrosion performance, ensuring better protection against moisture, chemicals, and harsh weather conditions.
3. Legal Market Compliance BIS marking is mandatory in India, allowing manufacturers and importers to sell without legal hurdles, penalties, or rejection at customs.
4. Enhanced Customer ConfidencE The BIS mark assures buyers of standardized quality, durability, and safety, increasing trust in construction and infrastructure applications.
5. Competitive Business Advantage BIS-certified products gain wider acceptance in government projects and large tenders, improving brand reputation and long-term market growth.