Applications:  Boiler and Heat Exchanger(Wal panel ,economizer,reheater,superheater and steam pipeline of boilers), Hydraulic and Petrochemical Purpose, etc.

Quality Standard: ASTM A214 Standard Specification for Electric-Resistance-Welded Carbon Steel Heat-Exchanger and Condenser Tubes

Size Range:OD 1/2 inch – 3 inch

Delivery Condition: BK, BKS, GBK, NBK,Stress Relief, Normalizing, Spheroidize Anneal, Annealing, Bright Annealing, Normalized, etc ;

Surface treatment: A214/A450-Temporary Coating, Special Coating, Galvanized, immersion oil, lacquer, passivation, phosphating,etc; Or Oil-dip paint black with two plastic caps on each end

Inspection: Strictly according to the standard requirements and offer the original MTC (EN10204.3.1/3.1B)

Relevant Test:

• ASTM A450-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 electric Test,Hydrostatic Test,  magnetic particle testing;

Marking: All tubes are eddy current tested and are marked with size, cast number and specification. Or as per customer’s requirement;

Packing: Hexagonal bundles 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