Standard Name:

ASTM A556 / A556M - Standard Specification for Seamless Cold-Drawn Carbon Steel Feedwater Heater Tubes

Specification:

1) Size: 6.35 - 114 mm (O.D.) x 0.89 - 15mm (W.T);

2) Smooth Surface, Mechanical Properties equilibrium, Tightness Tolerance;

3) Heat Treatment: Annealing,BKS,GBK,Bright Annealing,NBK,Solution Annealing,etc

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.

Mobile: +86 138 128 775 59 -->Terry(Chief Business Executive Officer)
Email:  tubesolution at sina. com
 

Commercial Information:
  1) Delivery                    :  Within 45 days Ready at mill ;
  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 ;
  8) Manufacture methods  :  Cold Finished Straight tubing.

Mobile : +86 138 128 775 59 -->Terry(Chief Business Executive Officer)
F a x  : +86 512 584 390 33
Email  : tubesolution at sina. com