ASTM A213 / ASME SA213

ASTM A213 / ASME SA213 Seamless Alloy Steel Boiler, Superheater & Heat-Exchanger Tubes

Emirerri Steel is a leading supplier and exporter of ASTM A213 / ASME SA213 seamless tubes, engineered for use in boilers, superheaters, and heat exchangers under high-temperature and high-pressure conditions. These tubes are manufactured in both ferritic alloy steel grades and austenitic stainless steel grades, ensuring durability, corrosion resistance, and long service life.

What is ASTM A213 / ASME SA213?

  • ASTM A213 / ASME SA213 covers seamless ferritic and austenitic alloy steel tubes intended for high-temperature services.

  • Tubes are widely used in thermal power plants, refineries, petrochemical plants, and industrial boilers.

  • Available in a wide range of grades, dimensions, and finishes to suit diverse industrial requirements.

Ferritic Alloy Steel Grades

Low to intermediate alloy grades:
  • T2
  • T5
  • T9
  • T11
  • T12
  • T17
  • T21
  • T22
  • T23
  • T24
  • T36
High-strength, creep-resistant grades:
  • T91
  • T92
  • T911 

Austenitic stainless steel grades (TP-Grades)

Chromium-nickel (300 series) grades

  • TP304, TP304L, TP304H

  • TP309S, TP309H

  • TP310S, TP310H

  • TP316, TP316L, TP316H

  • TP317, TP317L

  • TP321, TP321H

  • TP347, TP347H

  • TP348, TP348H

Other Stainless Grades

  • TP444, TP904L, SMO 254.

ASTM A213 / ASME SA213 Sizes

NPS (inch)OD (inch / mm)Wall Thickness (inch / mm)
1/8″0.405 / 10.30.035 – 0.065 / 0.89 – 1.65
1/4″0.540 / 13.70.035 – 0.083 / 0.89 – 2.11
3/8″0.675 / 17.10.049 – 0.091 / 1.24 – 2.31
1/2″0.840 / 21.30.049 – 0.109 / 1.24 – 2.77
3/4″1.050 / 26.70.065 – 0.120 / 1.65 – 3.05
1″1.315 / 33.40.065 – 0.134 / 1.65 – 3.40
1 1/4″1.660 / 42.20.083 – 0.156 / 2.11 – 3.96
1 1/2″1.900 / 48.30.083 – 0.188 / 2.11 – 4.78
2″2.375 / 60.30.095 – 0.218 / 2.41 – 5.54
2 1/2″2.875 / 73.00.120 – 0.250 / 3.05 – 6.35
3″3.500 / 88.90.120 – 0.312 / 3.05 – 7.92
4″4.500 / 114.30.134 – 0.375 / 3.40 – 9.53
5″5.563 / 141.30.134 – 0.437 / 3.40 – 11.10
6″6.625 / 168.30.165 – 0.500 / 4.19 – 12.70
8″8.625 / 219.10.165 – 0.625 / 4.19 – 15.88
10″10.750 / 273.10.187 – 0.750 / 4.75 – 19.05
12″12.750 / 323.90.250 – 0.875 / 6.35 – 22.22
14″14.000 / 355.60.250 – 1.000 / 6.35 – 25.40
16″16.000 / 406.40.312 – 1.125 / 7.92 – 28.58
18″18.000 / 457.00.312 – 1.250 / 7.92 – 31.75
20″20.000 / 508.00.375 – 1.375 / 9.53 – 34.92
24″24.000 / 610.00.375 – 1.500 / 9.53 – 38.10
30″30.000 / 762.00.500 – 1.750 / 12.70 – 44.45
36″36.000 / 914.00.500 – 2.000 / 12.70 – 50.80

Key Characteristics of ASTM A213 / SA213 Tubes

  • Manufacturing Process: Must be produced via a seamless process, either hot-finished or cold-finished, ensuring uniform quality and performance.

  • Application: Designed for high-temperature service in boilers, superheaters, and heat exchangers.

  • Certification: Supplied with complete test certification and documentation verifying compliance with ASTM A213 / ASME SA213 requirements.

  • Surface Finish: Available in polished, pickled, or annealed finishes depending on customer requirements.

Specifications

  • Standards: ASTM A213 / ASME SA213

  • Size Range: OD 6.35 mm – 101.6 mm (1/4” – 4”)

  • Wall Thickness: 0.8 mm – 12 mm

  • Length: Up to 30 Meters (as required)

  • Types: Seamless, U-bent, Straight Length

  • Delivery Condition: Cold Drawn, Annealed, Normalized, Quenched & Tempered

Applications

  • Boilers – Withstanding high-pressure steam environments

  • Superheaters – Durable under extreme temperatures

  • Heat Exchangers – Reliable thermal transfer performance

  • Petrochemical Industry – Corrosive and high-heat conditions

  • Power Generation – Critical component in power plants

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