Seamless Steel Tubes for Automobile
Application field:Backbone of Automobile and rear axle tube, Exact part
Technical Specification, Steel Grade:

Test and inspection perfomed:
Chemical Composition             Mechanical Properties
Dimension and Visual Test       Non-destructive Examination
Sulfide Stress-cracking Test
Delivery Condition:Annealed, Annealed Stress Relieved, Cold Drawn/Hard, Cold Drawn/Soft, Normalized, Clean Annealing.
Surface treatment:Oil, Vanish, Shot Blasting,etc.

1) Cold drawn seamless steel tube/pipe
2) Certificate:ISO9001:2000,PED,API 5L, API 5CT, TS16949,Mill Test Certificate EN10204/3.1B
3) O.D: 1/2"-4"(19.05mm-114.3mm, NB10-NB100)
4) W.T:2mm-14mm
5) Max length:16m
6) Package:bare packing/bundle packing/crate packing/wooden protection at the both sides of tubes
(Surface treatment:Oiled, black painted, shot blasted, hot dipped galvanized or phosphate coating)
7)Third party inspection: BV, SGS, Lloyds
8) Capacity:3500ton/month
9)Delivery: FOB / CFR / CIF
Delivery Lead Time: 30-60days
10)Payment: TT 30% or 100% Irrevocable LC at sight

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.

Chris.hwsteel (at)gmail(dot)com