ASTM A 179 covers minimum-wall thickness, seamless cold-drawn low-carbon steel tubes for tubular, heat exchanger, condensers, and other heat transfer services. seamless ASTM A 179 steel pipe is supplied and produced by cold drawning.
Seamless cold drawn low carbon steel heat exchanger and condenser tubes.
Keyword:
Chemical composition contains carbon, manganese, phosphorus, and sulfur. Test required: hardness test, flattening test, flaring test, flange test, and hydrostatic test.
We can easily offer different grades of cold drawn seamless steel tubes, such as A179.
Chemistry Composition:
|
C, % |
Mn, % |
P, % |
S, % |
|
0.06-0.18 |
0.27-0.63 |
0.035 max |
0.035 max |
Mechanical Properties:
|
Tensile Strength, MPa |
Yield Strength, MPa |
Elongation, % |
Hardness, HRB |
|
325 min |
180 min |
35 min |
72 max |
Outside Diameter & Tolerance
|
Outside Diameter, mm |
Tolerance, mm |
|
3.2≤OD＜25.4 |
±0.10 |
|
25.4≤OD≤38.1 |
±0.15 |
|
38.1＜OD＜50.8 |
±0.20 |
|
50.8≤OD＜63.5 |
±0.25 |
|
63.5≤OD＜76.2 |
±0.30 |
|
76.2 |
±0.38 |
Wall thickness & Tolerance
|
Outside Diamter, mm |
Tolerance, % |
3.2≤OD＜38.1 |
+20/-0 |
|
38.1≤OD≤76.2 |
+22/-0 |
Specification, standard and identificationSeamless pipes are extensively applied for the nuclear device, gas, petrochemical, ship building and boiler industries. Seamless pipes dominates 65% of market share in Chinese boiler industry.
Our team is highly trained and experienced in servicing and producing all types of steel supplies.
