Spiral steel pipe itself has no life limit, and the service life is mainly related to the operating environment and production process. Spiral steel pipe operating environment is relatively poor In order to extend the service life, the oute.
Standard: Gost 8733/8734 Size(mm): O. D. 6-760 mm W. T. 1-85 mm L max 12000 mm Delivery condition: Hot rolled, Cold worked, Annealed, Normalized, Stress Released Certificate: ISO9001 TUV Packing: 1. Standard export bundle wrapped with strong steel strip 2. Wooden case 3. Nylon packed Payment: T/T Delivery: With 40 days of order confirmation Your special requirement is highly welcomed and will be fulfilled. We always provide highest quality seamless pipe/tube and best service.