ASTM A209 / A209M - Standard Specification for Seamless Carbon-Molybdenum Alloy-Steel Boiler and Superheater Tubes

Grade: T1,T1a,T1b

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: Boiler and Heat Exchanger, Petrochemical Purpose, etc.

Commercial Information:
  1) Delivery                   :  Within 40 days;
  2) Min Order                :  5 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.