IS 7142
Welded low carbon steel cylinders for low pressure liquefiable gases not exceeding 5 litre water capacity
Summry
Welded low carbon steel cylinders are small pressure vessels designed to store and transport low-pressure liquefiable gases with a water capacity not exceeding 5 liters. Made from low carbon steel, these cylinders provide strength, durability, and corrosion resistance, making them suitable for domestic, laboratory, and commercial applications
Why BIS Certificate is Mandatory for Welded Low Carbon Steel Cylinders for Low Pressure Liquefiable Gases?
BIS certification is mandatory to ensure these cylinders meet safety, quality, and performance standards. It verifies material composition, welding integrity, leak resistance, and pressure-handling capability, preventing accidents or gas leaks. Certification protects consumers and ensures compliance with Indian regulations for storing and transporting low-pressure liquefiable gases safely.
What is BIS Certified for Welded Low Carbon Steel Cylinders for Low Pressure Liquefiable Gases?
A BIS certificate confirms that a product conforms to Indian Standards (IS 3224 for low-pressure gas cylinders). It ensures the cylinder is manufactured from approved materials, tested for pressure and leak safety, and complies with all regulatory requirements. BIS marking signifies reliability, safety, and market legality in India.
Test required For Welded Low Carbon Steel Cylinders for Low Pressure Liquefiable Gases
MATERIAL
| Title | Mandatory/Optional |
|---|---|
| Steel for cylinder | Optional |
| Bung/Valve pad | Optional |
| Backing Strip. Material | Optional |
| Foot-rings | Optional |
| Welding | Required |
| Manufacture | Required |
| Valves and Valves Pad | Required |
| Test of Handle or other suitable arrangement | Required |
| Foot- ring | Required |
| Bung | Required |
| Heat Treatment | Required |
| Inspection | Required |
| Checking of Water | Required |
| Capacity | Required |
| Proof Test | Required |
| Pneumatic Leakage Test | Required |
| Hydrostatic Stretch Test | Required |
| Bursting Test | Required |
| Acceptance Tests | Required |
| Marking | Required |
| Colour Identification | Required |
| Preparation of Despatch | Required |
Benefits of BIS Certification for Welded Low Carbon Steel Cylinders for Low Pressure Liquefiable Gases
1. Safety Assurance Ensures cylinders are leak-proof, pressure-tested, and constructed from approved low-carbon steel, preventing accidents.
2. Quality Standardization Guarantees consistent manufacturing quality, welding integrity, and durability across all cylinders.
3. Regulatory Compliance Mandatory BIS certification allows legal sale and distribution in India, avoiding penalties or product bans.
4. Consumer Confidence BIS-marked cylinders assure users of safety, reliability, and adherence to national standards.
5. Market Acceptance Certified products gain wider acceptance in commercial, domestic, and industrial sectors, enhancing brand credibility and competitiveness.