SA179 Tube is a leading ASTM A192 ASME SA192 Seamless Boiler Tubes Supplier & Exporter.

Unlock the potential of your boiler system with our premium ASTM A192 ASME SA192 Seamless Boiler Tubes. Our seamless construction guarantees precision and uniformity, eliminating weak points and enhancing the overall structural integrity of the boiler tubes.

ASTM A192 / ASME SA192 Tubes offer versatility in sizes, typically ranging from 1⁄2 in. to 7 in. [12.7 to 177.8 mm] outside diameter, and thickness from 0.085 to 1.000 in. [2.2 to 25.4 mm], inclusive, meeting the diverse requirements of boiler systems.

Beyond standard dimensions, these tubes accommodate variations, with tubing having other dimensions furnished to comply with all specifications, ensuring a tailored fit for specific boiler configurations.

The mechanical property requirements of ASTM A192 / ASME SA192 Tubes are meticulously tailored for tubes larger than 1⁄8 in. [3.2 mm] inside diameter or 0.015 in. [0.4 mm] thickness. This specialization ensures optimal performance in critical boiler components.

Engineered for high-pressure boiler environments, these tubes stand as a testament to strength and durability, ensuring seamless operation in challenging conditions.

Discover excellence in boiler technology with ASTM A192 / ASME SA192 Seamless Tubes. Tailored for high-pressure service, these tubes offer dimensional flexibility and mechanical property precision. Explore a range of sizes, ensuring a seamless fit for diverse boiler configurations.

ASTM A192 Tube Specification

Craft Cold rolled and Cold drawn
Standards ASTM, ASME and API
Length Min 3 Meters, Max18 Meters, or according to customer’s requirement
Thickness 3-12mm
Schedules SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules
Type Seamless / ERW / Welded / Fabricated
Tolerance Cold drawn pipe: +/-0.1mm Cold rolled pipe: +/-0.05mm
Additional Testing NACE MR0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, IBR, etc.
Form Round, Hydraulic Etc
Origin European, Japanese, Korean, US, Russian, Indian (Strictly No Chinese Material)
End Plain End, Beveled End, Treaded
Specialized in Large Diameter ASTM A192 Pipe
Size 1/2” NB to 36” NB

ASTM A192 / ASME SA192 Tube Chemical Compositions

Chemical Components (%)
C Si Mn P S Mo Cr V
0.06-0.18 ≤0.25 0.27-0.63 ≤0.035 ≤0.035 / / /

ASTM A192 / ASME SA192 Tube Mechanical Properties

Mechanical Properties
Tensile Strength (Mpa) Yield Strength (Mpa) Elongation (%) Hardness (HRB)
≥325 ≥180 ≥35 ≤77

ASTM A192 / ASME SA192 Tube Equivalent Grades

DIN 17175 Grade St 35.8 EN P235GH Grade 10216-2 NFA A 49-219 Grade TU 37 F ASTM A192 – ASME SA 192 – UNI C14

ASTM A192 / ASME SA192 Tube Wall Thickness Tolerance

Seamless, Cold-Finished Tubes
Outside Diameter In. (mm) Wall thickness Tolerance %
Over (+) Under (-)
1 ½ (38.1) and under 20 0
Over 1½ (38.1) 22 0

ASTM A192 / ASME SA192 Tube Outside Diameter Tolerance

Cold-Finished Seamless Tubes
Outside Diameter In. (mm) Permissible Variations In. (mm)
Over (+) Under (-)
Under 1 (25.4) 0.004 (0.10) 0.004 (0.10)
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 (0.20) 0.008 (0.20)
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 (0.30) 0.012 (0.30)

ASTM A192 / ASME SA192 Tube Cut Length Tolerance

Cold-Finished Seamless Tubes
Outside Diameter, In.(mm) Cut Length, in.(mm)
Over (+) Under (-)
All Sizes 3⁄16 [5] 0 [0]
Under 2 (50.8) 1⁄8 [3] 0 [0]
2 (50.8) and over 3⁄16 [5] 0 [0]
Under 2 (50.8) 1⁄8 [3] 0 [0]
2 (50.8) and over 3⁄16 [5] 0 [0]

ASTM A192 / ASME SA192 Tube Hydrostatic Test Pressures

Hydrostatic Test Pressures
Outside Diameter 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 Unveiled: ASTM A192 / ASME SA192 Seamless Boiler Tubes

ASTM A192 / ASME SA192 Seamless Boiler Tubes find their prowess in a spectrum of applications, contributing to efficiency and reliability in diverse industrial scenarios.

  • Power Generation: At the heart of thermal power plants, these boiler tubes play a pivotal role in converting water into steam, driving turbines to generate electricity. Their resilience in high-pressure environments ensures uninterrupted power production.
  • Industrial Boilers: In industrial settings, these seamless tubes contribute to the efficiency of boilers, facilitating the transfer of heat for various manufacturing processes. Their robust construction ensures longevity in demanding conditions.
  • Heat Exchangers: The seamless design and optimal heat transfer characteristics make ASTM A192 / ASME SA192 Tubes ideal for use in heat exchangers. They facilitate the exchange of thermal energy in various industrial applications.
  • Oil and Gas Processing: The demanding environments of oil refineries and gas processing facilities demand materials that can withstand high pressures. These tubes, engineered for such conditions, excel in ensuring reliable performance.
  • Aerospace Industry: High-stress conditions in aerospace applications demand materials of exceptional strength. ASTM A192 / ASME SA192 Tubes contribute to heat exchange processes in aircraft, ensuring efficiency and reliability.
  • Historical Boiler Restoration: Beyond contemporary applications, these tubes also find a place in the restoration of historical boilers. Their adherence to standards and robust construction makes them suitable for preserving engineering heritage.

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