A192 Carbon Steel Boiler Tube For Water Tube Boilers Cold Drawn And Heat Treated
A192 Carbon Steel Seamless Tube For Water-Tube Boilers, Cold-Drawn And Heat-Treated
ASTM A192 Seamless Carbon-Steel Boiler Tubes
ASTM A192/A192M specifies seamless carbon-steel tubes designed for high-pressure boiler, superheater, and heat exchanger use. Available in hot-finished or cold-drawn conditions, these tubes meet strict dimensional, mechanical, and chemical standards—ideal for demanding steam applications
ASTM A192 seamless tubes combine uniform strength, precise tolerances, and robust quality control, making them ideal for high-pressure, high-temperature boiler and superheater applications in power plants, refineries, marine, and petrochemical facilities.
Why Use A192 Boiler Tube?
· Withstands high pressure and temperature
· Ensures reliable heat transfer
· Offers good mechanical strength and thermal conductivity
· Seamless construction provides integrity and safety in pressure vessels
Key Features of A192 Boiler Tube
|
Property |
Description |
|---|---|
|
Standard |
ASTM A192 / A192M |
|
Type |
Seamless Carbon Steel |
|
Application |
High-pressure boilers, superheaters, heat exchangers |
|
Manufacturing Method |
Hot-finished or cold-drawn seamless tubing |
|
Heat Treatment |
Cold-drawn tubes are heat treated ≥ 650°C (1200°F) |
|
Outer Diameter |
½″ to 7″ (12.7 mm to 177.8 mm) |
|
Wall Thickness |
0.085″ to 1.000″ (2.2 mm to 25.4 mm) |
Chemical Composition of ASTM A192 Tube
(As per ASTM A192/A192M standard)
|
Element |
Composition (%) |
|---|---|
|
Carbon (C) |
0.06 – 0.18 |
|
Manganese (Mn) |
0.27 – 0.63 |
|
Phosphorus (P) |
≤ 0.035 |
|
Sulfur (S) |
≤ 0.035 |
|
Silicon (Si) |
≤ 0.25 (typical)* |
Mechanical Properties of ASTM A192 Tube
(As per ASTM A192/A192M standard)
| Property | Requirement |
|---|---|
| Tensile Strength | ≥ 325 MPa (47 ksi) |
| Yield Strength | ≥ 180 MPa (26 ksi) |
| Elongation | ≥ 35% (in 50 mm or 2 in) |
| Hardness (if tested) | ≤ 137 HBW (wall ≥ 5.1 mm) ≤ 77 HRBW (wall < 5.1 mm) |
Common Applications
· Steam boilers
· Superheater coils
· Economizers
· Heat exchangers in power plants, petrochemical facilities, and marine boilers
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