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ASTM A179/ ASME SA179 Heat exchanger tubes, astm a179 chemical composition, astm a179 equivalent material, astm a179 material properties, sa179 material composition, sa 179 seamless tube properties.
Solitaire Steel is a Leading Supplier & Exporter of ASTM A179/ASME SA179 Heat Exchanger Tubes are seamless carbon steel tubes designed for efficient heat transfer. These tubes are widely used in industries like chemical, petrochemical, and oil and gas, where they must withstand high temperatures and pressure. Made from carbon steel, they offer excellent thermal conductivity and strong corrosion resistance, making them ideal for demanding heat exchange applications.
Manufactured through a seamless process, these tubes provide uniformity and strength. To ensure reliability, they undergo rigorous testing, such as hydrostatic, flaring, and eddy current tests.
Available in various sizes and thicknesses, ASTM A179/ASME SA179 tubes meet high-performance standards, delivering reliable heat transfer in harsh environments. Common applications include power generation, chemical processing, and HVAC systems.
ASME SA 179 And ASTM A179 Specification
| Product | ASTM A179 Seamless Steel Tubes |
| Specification | ASTM A179 / ASME SA179 |
| Standard | ASTM A179/A179M, ASME SA179/SA179M is the standard applicable to Seamless cold drawn low carbon steel heat exchanger and condenser tubes |
| Size OD (In mm) | 3/4” (19.05mm), 1” (25.4mm), 1¼” (31.75mm), 1½” (38.1mm), 2” (50.8mm), 2½” (63.5mm), 3” (76.2mm) |
| Wall Thickness (BWG, mm) | 16BWG (1.651mm), 14BWG(2.108mm), 12BWG(2.769mm), 10BWG(3.404mm), 8BWG(4.191mm) |
| Application | For high, middle, low pressure boiler and pressure purposes |
| Length | 5800mm; 6000mm; 6096mm; 7315mm; 11800mm; and so on. Max length: 27000mm, also U bending can be offered |
| Product Marking | ASTM A179 or ASME SA179, size, heat no., Lot No. and Manufacture name or logo. |
| Other Testing | Hydrostatic Test |
| Type | Seamless – Hot Rolled / Cold Drawn |
| Form | Round |
| International Standards | ASME, API, EN, DIN, ISO |
| End | Plain End, Beveled End, Coupling |
| Inspection | Third Party Inspection, Buyer Inspection |
| Packing | Weaving Bag, Seaworthy Bundles, Wooden Case if required |
| Specials | Sizes and Specification other than above can be manufactured on request |
| Certification | EN 10204 3.1 |
| Delivery Time | 1-2 Days for Material in Stock, 7-30 Days for Make to Order Materials |
Chemical Compositions of ASTM A179 Tubes
|
Chemical Components (%) |
|||||||
|
C |
Si | Mn | P | S | Mo | Cr | V |
| 0.06-0.18 | / | 0.27-0.63 | ≤0.035 | ≤0.035 | / | / |
/ |
Mechanical Properties of ASTM A179 Tubes
|
Mechanical Properties |
|||
|
Tensile |
Yield Strength (Mpa) |
Elongation (%) |
Hardness (HRB) |
| ≥325 | ≥180 | ≥35 |
≤72 |
Wall Thickness Tolerance of test requirements
|
Seamless, Cold-Finished Tubes |
||
|
Outside Diameter |
Wall thickness Tolerance % | |
|
Over (+) |
Under (-) |
|
|
1 ½ (38.1) |
20 | 0 |
| Over 1½ (38.1) | 22 |
0 |
Outside Diameter Tolerance of test requirements
|
Cold-Finished Seamless Tubes |
||
|
Outside Diameter |
Permissible Variations In. (mm) | |
| Over (+) |
Under (-) |
|
|
Under 1 (25.4) |
0.004 (0.1) | 0.004 (0.1) |
|
1 to 1 ½ (25.4 to 38.1), Incl |
0.006 (0.15) | 0.006 (0.15) |
|
Over 11⁄2 to 2 [38.1 to 50.8], Excl |
0.008 (0.2) | 0.008 (0.2) |
| 2 to 21⁄2 [50.8 to 63.5], Excl | 0.010 (0.25) |
0.010 (0.25) |
| 21⁄2 to 3 [63.5 to 76.2], Excl | 0.012 (0.3) |
0.012 (0.3) |
ASTM A179/SA 179 Equivalent Material Comparison Tables
| ASTM | UNS NO. | KOREA/JAPANES | GERMAN | BRITISH | BELGIAN | FRENCH | ITALIAN | |||||||||||||
| KS/JIS Symbol | KS/JIS Numbe | Re | DIN Type | DIN | Materiral Number |
Re | B.S | B.S Grade | Re | NBN Type | NBN Grade | Re | AF | NF | Re | UNI Type | UNI | Re | ||
| ASTM A179/ SA179 | K01200 | STBH 340 / STB 35 | D3563 / G3461 | St 35.4 | 1629 | 1.0309 | 3606 | CFS 320 | D 37-2 | 629 | (3b) | TU 37 C | A49-215 | (3a) | C 14 | 5462 | ||||
| St 35.8 | 17175 | 1.0305 | Plus DIN 2391 Gutegard C.NBK |
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ASTM A179/ SA179 Cold Rolled High Precision Boiler Tubing Hydrostatic Test Pressures
| OD of Tube, in. [mm] | Hydrostatic Test Pressure, psi [Mpa] |
| Under 1 [25.4] | 1000 [7] |
| 1 to 11⁄2 [25.4 to 38.1], excl | 1500 [10] |
| 11⁄2 to 2 [38.1 to 50.8], excl | 2000 [14] |
| 2 to 3 [50.8 to 76.2], excl | 2500 [17] |
Applications of ASTM A179/ASME SA179 Tubes
ASTM A179/ASME SA179 heat exchanger tubes are essential in various industries that require efficient heat transfer. Some of their common applications include:
- Power Generation: These tubes are used in power plants to transfer heat between steam and water, improving overall plant efficiency.
- Chemical Processing: In chemical industries, they help regulate temperatures by transferring heat between different fluids in heat exchangers, boosting process efficiency.
- HVAC Systems: In heating, ventilation, and air conditioning systems, these tubes enable heat transfer between refrigerants and air, ensuring optimal indoor temperature control.
- Oil and Gas: In oil and gas operations, these tubes regulate temperatures by transferring heat between hot gas and cold fluids, enhancing operational efficiency.
- Food and Beverage: These tubes play a crucial role in maintaining temperature control in various stages of food and beverage production.
Overall, ASTM A179/ASME SA179 tubes are widely used across industries for their ability to deliver reliable heat transfer and maintain high performance in demanding environments.
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