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Alloy Seamless Pipe ASTM A213

ASTM A213 T2, T5, T9, T11, and T12 are seamless alloy steel pipes designed for high-temperature and high-pressure applications. Made from ferritic and austenitic alloys, these pipes offer excellent corrosion resistance and mechanical strength. Commonly used in power generation, chemical processing, and oil and gas industries, they are essential for boiler tubes, heat exchangers, and pressure vessels.

Description

ASTM A213 T2 T5 T9 T11 T12 Alloy Seamless Pipe

Introduction

ASTM A213 is a specification that covers seamless ferritic and austenitic alloy-steel boiler, superheater, and heat-exchanger tubes. This standard is crucial for applications that require high-temperature service and resistance to corrosion. The grades T2, T5, T9, T11, and T12 are commonly used in various industries, including power generation and petrochemical.

Material

The materials used in the production of ASTM A213 alloy seamless pipe are designed to withstand high temperatures and pressures. These materials are typically alloy steels that contain elements such as chromium and molybdenum, which enhance their mechanical properties and resistance to oxidation.

Specification

ASTM A213 specifies the requirements for seamless alloy-steel tubes for high-temperature service. The specification includes various grades, each with unique chemical compositions and mechanical properties.

Key Features

  • High-Temperature Resistance: Suitable for high-pressure and high-temperature applications.
  • Corrosion Resistance: Enhanced resistance to oxidation and corrosion.
  • Seamless Construction: Provides uniformity and strength.
  • Versatile Applications: Used in power plants, chemical processing, and oil refineries.

Chemical Composition

Grade Carbon (C) Manganese (Mn) Phosphorus (P) Sulfur (S) Chromium (Cr) Molybdenum (Mo)
T2 0.10 max 0.30 – 0.60 0.025 max 0.025 max 0.50 – 1.00
T5 0.05 max 0.30 – 0.60 0.025 max 0.025 max 5.00 – 6.00 0.50 – 1.00
T9 0.05 max 0.30 – 0.60 0.025 max 0.025 max 8.00 – 9.50 0.90 – 1.20
T11 0.05 max 0.30 – 0.60 0.025 max 0.025 max 1.00 – 1.50 0.40 – 0.60
T12 0.05 max 0.30 – 0.60 0.025 max 0.025 max 2.25 – 2.75 0.10 – 0.20

Mechanical Properties

Grade Yield Strength (ksi) Tensile Strength (ksi) Elongation (%) Hardness (HB)
T2 30 60 – 80 30 150
T5 40 70 – 90 20 160
T9 40 70 – 90 20 170
T11 30 60 – 80 30 160
T12 30 60 – 80 30 160

Steel Grade

The steel grades T2, T5, T9, T11, and T12 are categorized based on their chemical composition and mechanical properties, making them suitable for specific applications in high-temperature environments.

Application

ASTM A213 alloy seamless pipe are widely used in:

  • Power Generation: Boiler tubes and superheaters.
  • Chemical Processing: Heat exchangers and reactors.
  • Oil and Gas: Pipelines and pressure vessels.
  • Aerospace: Components requiring high strength and heat resistance.

Possible Alternative Grades

While ASTM A213 T2, T5, T9, T11, and T12 are widely used, alternative grades may include:

  • ASTM A335: Similar specifications for seamless alloy steel pipes.
  • ASTM A192: For high-pressure service.
  • ASTM A106: For seamless carbon steel pipes.

Additional information

Application

Boiler, High Pressure Boiler

Material

Alloy Steel, Carbon Steel

Steel Grade

T11, T12, T17, T2, T21, T22, T23, T5, T5B, T5C, T9, T91, T92

Technique

Cold Drawn, Cold Rolled, Hot Rolled

Tolerance

±1%

Outer Diameter

25-426mm

Wall Thickness

0.5-100mm

Alloy Or Not

Is Alloy

Shape

Customer Requirements, Rectangular, Round, Square

OEM

Allow

MOQ

1 Ton

Sample

Allow

Processing Services

Bending, Customers's Requirement, Cutting, Decoiling, Moulding, Punching, Welding

Packing

Customer Requirements, Nylon Braided Tape, Wooden Box

Payment Method

D/A, D/P, L/C, MoneyGram, T/T, Western Union

Custom Made

LOGO, Package, Spray Label

Certification

API, BSI, CE, ISO14001, ISO9001, ROHS, TS16949

Secondary Or Not

Non-secondary

Company Profile

TORICH Group, an one-stop service provider of raw materials engaged in raw material production, R&D and

trade, has 30+ years of experience in the market, exported to 56 +countries, and won good reputation and

credibility among domestic and foreign customers.

The company’s production plant covers an area of over 10,000 square meters, with an annual production

capacity of 50,000 tons of materials and a comprehensive trading and warehousing capacity of 100,000 tons, which

can satisfy customers’ personalized needs for raw materials in terms of diversity and timeliness.

The group holds shares in more than ten domestic production entities, whose main products include

seamless steel pipes ( carbon steel and stainless steel), welded pipes ( carbon steel and stainless steel), pipe fittings

( carbon steel and stainless steel), titanium (titanium tubes, titanium rods, titanium cakes, titanium plates, etc.),

aluminum (aluminum tubes, aluminum rods, aluminum die casting, aluminum casting, CNC machining), and CNC

deep processing of metal materials such as tubes, rods, and casting parts.

Over the past 30 years, the company has been gradually developing new technologies and materials to meet

the growing needs of customers and various diversified needs, exporting to more than 56 countries and still

increasing the number of exporting countries, aiming to help customers to solve the demand for raw materials, and

to facilitate one-stop purchasing for customers

Certificate

Workshop Show

Testing equipment

Package