Executive Standard : API Spec 5CT (ISO 11960:2004) CASING AND TUBING :API (American Petroleum Institute)
Product particular communication:
1) Size: 6.35 - 127 mm (OD) x 0.89 - 15mm (WT) ;
2) Tight tolerance, Smooth surface, Uniform mechanical property(Mechanical Properties equilibrium) ;
3) Heat treatment: BK, BKS, GBK, NBK,Stress Relief, Normalizing, Spheroidize Anneal, Annealing, Bright Annealing, Normalized, Quenched and Tempered, Solution Annealing, etc ;
4) Continuous stenciling as required ;
5) Rust prevention treatment, such as: immersion oil, lacquer, passivation, phosphating,etc;
6) Plastic plugs or caps on both ends as required ;
7) Packing Type: Round , Square, Rectangle, Hexagon. Streamline, etc.
8) Relevant Test: Chemical Component Analysis,Mechanical Properties(Ultimate tensile strength,Yield strength,Elongation),Technics Properties(Flattening Test,Flaring Test,Bending Test,Hardness Test,Blow Test,etc), Exterior Size Inspection, Nondestructive Test,Hydrostatic Test;
9) Main Applications: Automobile and Bearing Industry, Mechanical and Structral Purpose, Hydraulic and Petrochemical Purpose, etc
Commercial Information:
1) Delivery :On time ;
2) Min Order : 2 Tons; However, ERW and DOM Tube need 100 T Per Item ;
3) Packing way : As per our export standard for shipment ;
4) Term of payment : 30% T/T within 3 days after signing the contract, balance 70% before shipment. Or 30%T/T +70% irrepealable L/C ;
5) Delivery Port : Shanghai Port ;
6) Offer Validity : 5-7 Days ;
7) Container : 20' or 40', etc ;
8) Manufacture methods : Cold Finished and Hot Finished.