Seamless Steel Tube A179
ASTM A179 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 tube is supplied and produced by cold drawning method. Chemical composition contains carbon, manganese, phosphorus, and sulfur. Test required: hardness test, flattening test, flaring test, flange test, and hydrostatic test.
ASTM A179 Seamless Carbon Tube manufactured by Grand has following advantages: High Dimensional Accuracy, High Strength, Better Corrosion resistance, Fine Finish. ASTM A179 Tube is delivered as annealed, normalized, normalized and tempered condition. Grand also offers Value-Added Fabrication Services: Beveled End, Black Oil Surface,Galvanized Finish,Anti-corrosion oil,Machining.
Seamless cold-drawn low-carbon steel hear-exchanger tubes and condenser tubes.
● Application: for boilers, super heaters, heat-exchangers, condensers.
● Size range: O.D.: 12.7-114.3mm W.T.: 1.65-10mm L.: 18000mm max.
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ASTM A179 Low Temperature Carbon Steel Tube
ASTM A179 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 tube is supplied and produced by cold drawning method. Chemical composition contains carbon, manganese, phosphorus, and sulfur. Test required: hardness test, flattening test, flaring test, flange test, and hydrostatic test.
ASTM A179 Seamless Carbon Tube manufactured by Grand has following advantages: High Dimensional Accuracy, High Strength, Better Corrosion resistance, Fine Finish. ASTM A179 Tube is delivered as annealed, normalized, normalized and tempered condition. Grand also offers Value-Added Fabrication Services: Beveled End, Black Oil Surface,Galvanized Finish,Anti-corrosion oil,Machining.
Grand supplies low temperature seamless carbon steel tube of ASTM A179 specification in product types: Cold Drawn in cut lengths or U tube(bended for heat exchanger application), manufactured for application of critical engineering applications as refineries, power plant, Newclear Power, Fossil Fuel Power Plant.
Table 1: Steel grade and chemical composition:
| C | 0.06-0.18 |
| Mn | 0.27-0.63 |
| P | ≤0.035 |
| S | ≤0.035 |
Mechanical property:
Tensile strength: 분 47 ksi (325 음파)
Yield strength: 분 26 ksi (180음파)
신장: ≥35%
경도: ≤72 HRB
Table 2: Tolerance for O.D. and W.T. (SA-450/SA-450M)
| O.D (외경). 인치 (밀리미터) | + | – | 증권 시세 표시기. 인치 (밀리미터) | + | – |
| <1”(25.4) | 0.10 | 0.10 | ≤1.1/2”(38.1) | 20% | 0 |
| 1”-1.1/2”(25.4-38.1) | 0.15 | 0.15 | >1.1/2”(38.1) | 22% | 0 |
| 1.1/2”-2”(38.1-50.8) | 0.20 | 0.20 | – | – | – |
| 2”-2.1/2”(50.8-63.5) | 0.25 | 0.25 | – | – | – |
| 2.1/2”-3”(63.5-76.2) | 0.30 | 0.30 | – | – | – |
| 3”-4”(76.2-101.6) | 0.38 | 0.38 | – | – | – |
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