1. Standard: ASTM A106/A53, GB/T 8162
2. Material: ASTM A106/A53 Gr B, 10, 20, 45, Q345 etc
3. Tolerance: by the standard

1. Standard: ASTM A106/A53, GB/T 8162
2. Material: ASTM A106/A53 Gr B, 10, 20, 45, Q345 etc
3. Tolerance: by the standard
4. Size: OD: 89mm-325mm, can be manufactured by customer's requirement; WT: 4mm-60mm; Length: 6M~12M, length can be manufactured by customer requirement.
5. Bundling: according to the customer's requirements
6. Packing: standard Seaworthy Packing (NB: Coating against rust)
7. Protection: supply varnish coating, bevel end/plain end, plastic ca
8. Application: this products used For ordinary structure
9. Certificate Standard: ISO 9001: 2000
10. Payment Terms: T/T in advance or irrevocable L/C at sight
11. Minimum Order: 20 Tons
12. Delivery conditions: FOB Tianjin, or according to customers' requirement
13. Delivery Time: Min 15 Days after Receiving the Payments

Manufacturing Process of Hot Rolled Seamless Steel Pipe

Round Steel billet→ Inspection→Cutting→ Heating→ Piercing→ A-R Rolls Tube Machine→ Stretch Reducing → Cool→ Straightening→ Cutting→ Visual and Dimension Check→ NDT Inspection→ Water Pressure Tested→Open Directly→ Stenciling, Packing→Weight, Storage