Wuxi Xingye Special Steel Co., Ltd manufactures ASTM A179 seamless cold-drawn boiler tubes and pipes from 1/8 to 3 inches in diameter. The tubes are made through a seamless cold drawing process and can be used in heat exchangers, condensers, and other applications requiring heat transfer. The company tests the tubes to various standards and specifications and packages them for safe international shipping.

1. Wuxi Xingye Special steel Co., Ltd
ASTM A179 SEAMLESS COLD-DRAWN BOILER TUBE
OR U PIPES
ASTM A179 / A179M - 19 Seamless Cold-Drawn Low-Carbon Steel Heat-
Exchanger and Condenser Tubes
1.1 This specification covers minimum-wall-thickness, seamless cold-drawn low-
carbon steel tubes for tubular heat exchangers, condensers, and similar heat
transfer apparatus.
1.2 This specification covers tubes 1/8 to 3 in. [3.2 to 76.2 mm], inclusive, in
outside diameter.
1)Dimension:
OD3.2-76.2mm(1/8in-3in)
2)Standard:
ASTM A179
3)Technique:
Seamless and cold drawn
4)Surface treatment:
Varnish or black painted
5)Application:
Heat-exchanger and Condenser Tubes
6)Type of Package:
Bundled and Packed in Seaworthy Bags, Plain Ends
7)Inspection :
EN 10204/3.1 or EN 10204/3.2 Mill Test Certificate, SGS, BV
8)Chemical Composition
C Mn P Max S Max Si Max
0.06-0.18 0.27-0.63 0.035 0.035 0.25
9)Mechanical Property:
Tensile strength Ksi (Mpa) Min 47(325)
Yield strength Ksi (Mpa) Min 26(180)
Elongation(50mm)% Min 35
Hardness 72HRB
10)Manufacturing Process:
Seamless and cold-drawing
11)Heat treatment:
The tube shall be heat treated after the final cold draw pass at a temperature of
1200°F or higher.

2. Wuxi Xingye Special steel Co., Ltd
12)Surface Condition:
Finished tubes shall be free of scale,A slight amount of oxidation will not be
considered as scale.
13)Mechanical Tests Required:
Flattening Test
Flaring test
Flange test
Hardness test
Hydrostatic test
Product Usage & Application :
 Useful in Paper & Pulp Companies
 Useful in High Pressure Applications
 Useful in Oil and Gas Industry
 Useful in Chemical Refinery
 Useful in Pipeline
 Useful in High Temperature Application
 Useful in Water Pipe Line
 Useful in Nuclear Power Plants
 Useful in Food Processing and Dairy Industries
 Useful in Boiler & Heat Exchangers
Tests we carry out (including both Destructive and Non-
Destructive) :
 Positive material recognition
 Mechanical examining like tensile, Elongation and reduction of area.
 Large-scale test
 Chemical examination-Spectro analysis
 Firmness test
 Pitting protection test
 Small tests
 X-ray test
 Impact analysis
 Eddy current examining
 Hydrostatic analysis
 Prompt test

3. Wuxi Xingye Special steel Co., Ltd
Packing :
 Packing is quite important especially in a case of international shipments
in which consignment pass through various channels to reach the ultimate
destination, so we put special concern regarding packaging.
 We pack our goods in numerous ways based on the products. We pack
our products in multiple ways, such as,
o Shrink-wrapped
o Carton boxes
o Wooden pallets
o Wooden boxes
o Wooden crates

4. Wuxi Xingye Special steel Co., Ltd
Get in Touch
If you are interested in our products or cooperate with us, even having a comment or a
suggestion please contact us now, for more detailed information.
Ms.Freya
Skype: Freya Wong
Email: freya@yeguangsteeltubing.com
Website: www.yeguangsteeltubing.com