Product Name: A179/A179M Standard Specification for Seamless cold-drawn low-carbon steel heat-exchanger and condenser tubes

Specification :

Product particular communication:

1) Size: 6.35 - 76.2 mm (OD) x 0.89 - 12.7mm (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) Packaging: Hexagonal bundles of max. 1, 500kg with several steel strips, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips or packed in heavy tri-wall boxes, wooden boxes, wooden slats as requires;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: Boiler and Heat Exchanger, Hydraulic and Petrochemical Purpose, etc.

Commercial Information:
1) Delivery : Within 45 days ;
2) Min Order : 5 Ton;
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 ;