ASME SA106 / ASTM A106 SMLS Pipe

Commodity name： ASME SA106 / ASTM A106 SMLS Pipe

Product name: ASME SA106 / ASTM A106 SMLS Pipe、seamless tube suppliers、Seamless steel pipe delivery term:heat treatment ASTM A106 is a standard for seamless carbon steel pipes used at high temperatures, divided into grades A, B, and C. The main differences lie in carbon content and strength, with grade B being the most commonly used.

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Product Introduction

Product name: ASME SA106 / ASTM A106 SMLS Pipe、seamless tube suppliers、Seamless steel pipe
delivery term:heat treatment
ASTM A106 is a standard for seamless carbon steel pipes used at high temperatures, divided into grades A, B, and C. The main differences lie in carbon content and strength, with grade B being the most commonly used.
Grade.A is used for low pressure and low temperature
Grade.B is used for medium to high pressure
Grade.C is used for high pressure and high temperature conditions.

Chemical Composition

Chemical Composition % max
	C	Mn	P	S	Si (Min)	Cu①	Ni①	Cr①	Mo①	V①
Grade A	0.25②	0.27-0.93	0.035	0.035	0.1	0.4	0.4	0.4	0.15	0.08
Grade B	0.30③	0.29-1.06	0.035	0.035	0.1	0.4	0.4	0.4	0.15	0.08
Grade C	0.35③	0.29-1.06	0.035	0.035	0.1	0.4	0.4	0.4	0.15	0.08

① For each reduction of 0.01% below the specified carbon maximum, an increase of 0.06% Mn above the specified maximum will be permitted up to a maximum of 1.35%. ② Unless otherwise specified by the purchaser, for each reduction of 0.01% below the specified carbon maximum, an increase of 0.06% Mn above the specified maximum will be permitted up to a maximum of 1.65%. ③ These five elements combined shall not exceed 1%.

Mechanical properties

Mechanical Properties (Min)
	tensile strength (Mpa)	yield strength (Mpa)	Elongation %
			Longitudinal	Transverse
Grade A	330	205	32	25
Grade B	415	240	30	16.5
Grade C	485	275	30	16.5

Applicant Field

The three grades of ASTM A106 (A, B, C) are differentiated based on strength and have different applications, with Grade B being the most commonly used grade in foreign trade.

Grade	Field
A	Mainly exported to small factories and civilian facility projects in developing countries, serving as low-cost general-purpose pipes, supporting low-voltage equipment.
B	The main pipe material for global oil refining projects and power plant construction projects, with exports accounting for more than 80% of the ASTM A106 series, is often specified by customers as the standard pipe for medium- to high-temperature and high-pressure fluid transportation.
C	Mainly supplied to high-end petrochemical projects and large-scale power plant EPC projects, The clients are mostly large engineering companies from Europe, the United States, the Middle East, and other regions.

Advantage of ASME SA106 / ASTM A106 SMLS Pipe

Excellent high-temperature stability: Specifically designed for high-temperature conditions, it maintains stable tensile yield strength and creep resistance in high-temperature environments, far superior to ordinary structural seamless pipes.
Uniform mechanical properties: Using a seamless rolling process, the pipe has no weld defects, uniform wall thickness, and can withstand repeated impacts from high-pressure fluids.
Good machinability: The composition of carbon-manganese steel is reasonably designed, offering excellent cold working, hot working, and welding performance, suitable for the installation of complex piping systems.

Core Advantage

Brisk Steel Group is rooted in a culture of "technology as the backbone, quality as the soul, and customers as the heart." Through relentless innovation, global expansion, and a commitment to responsibility, we strive to become a trusted global partner and a technological benchmark in the steel manufacturing industry.

Craftsmanship with Precision

We adhere to a rigorous quality control system that spans the entire production process—from raw material procurement and manufacturing to product delivery—ensuring the highest standards of excellence.

Innovation-Driven Technological Leadership

We prioritize R&D and technological advancement, integrating cutting-edge production lines (e.g., JCOE large-diameter LSAW pipe production) and expert teams from countries like Germany and the Netherlands to maintain our position at the forefront of the industry.

Globalization and Open Collaboration

Actively engaging in the global supply chain, we have obtained international certifications such as CE marking, enabling our products and services to reach worldwide markets.

Professional Team and Talent Empowerment

We value the recruitment and development of technical talent, building an international and professional team that drives continuous growth.

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