Payment & Shipping Terms:
|Thickness:||1 - 80 Mm||Outer Diameter(Round):||6 - 760 Mm|
|Technique:||Cold Drawn||Grade Group:||A53-A369|
|Length:||6m, 12m Or Customized||Surface:||Oiled|
Black Coated Cold Drawn Seamless Carbon Steel Pipe ASTM A179 SA179 for Heat Exchanger
Cold Condensers and High-Pressure Services,
High-Temperature Services for Boiler Constructions
Round steel tubes heat exchanger tubes ASTM A179 ASME SA179
Material: Low Carbon Steel
Production: Seamless Cold Drawn
Size range: O.D.:3.2-76.2mm W.T.:1-15mm L: according to customer requirement.
Steel Grade and Chemical Compositions:
Tensile Streghth: min ksi[Mpa] 47
Yield Point: min ksi[Mpa] 26
Tubes are heat treated after the final cold draw pass at a temperature of 1200℉(650℃) or higher
Finish Tubes are free of scale.
We have normal heat treatment annealing with black surface.
Have bright annealing with grey and bright surface.
ASTM A179 steel tubes Chemical Composition
ASTM A179 steel tubes Mechanical Property
|Material||Tensile Strength,Mpa||Yield Strength,Mpa||Elongation/%|
|A179||Min 415||Min 205||Max 20|
1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
A: A professional steel pipes materials inventor, manufacturer and solution provider
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample of Round steel tubes heat exchanger tubes ASTM A179 ASME SA179 for free charge but need pay the cost of freight.
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
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