A106 Grade B Steel Pipe

A106 Steel Pipe Specifications & Supply

ASTM A106 covers seamless carbon steel pipe for high-temperature service. A106 Grade B is one of the most commonly specified grades for industrial pressure and process piping.

Item	Specification
Standard	ASTM A106 / ASME SA106
Grade	Grade B
Product Type	Seamless Carbon Steel Pipe
Outside Diameter	1/4″–36″
Wall Thickness	1.25–50 mm
Pipe Schedule	Sch 40, Sch 80 and other schedules according to requirements
Length	3–12 m or customized
Manufacturing Process	Hot Rolled, Cold Drawn
Surface	Black, Bright, Polished
Processing	Cutting, CNC Machining, Heat Treatment, Polishing
Inspection & Documents	MTC, EN 10204 3.1 available
Packaging	Seaworthy export packing or customized according to requirements

CJM Steel can supply A106 carbon steel pipe according to required dimensions, lengths, schedules and project specifications. Large diameter and thick wall requirements can also be supported within the available supply range.

For quotation, please provide the grade, outside diameter, wall thickness or schedule, length, quantity and any required processing, inspection or documentation.

Chemical Composition

Grade	C	Mn	P	S	Si	Cr	Cu	Mo	Ni	V
A106 Grade B	≤0.30%	0.29–1.06%	≤0.035%	≤0.035%	≥0.10%	≤0.40%	≤0.40%	≤0.15%	≤0.40%	≤0.08%

Mechanical Properties

Grade	Tensile Strength, min.	Yield Strength, min.
A106 Grade B	60,000 psi (415 MPa)	35,000 psi (240 MPa)

Applications

A106 Grade B seamless pipe is commonly used in:

• Oil and gas processing
• Oil refineries
• Petrochemical plants
• Power generation plants
• Boilers and high-temperature piping
• Process piping
• Industrial pressure piping
• High-temperature fluid transportation

Its seamless construction and mechanical properties make it suitable for systems transporting fluids or gases under elevated-temperature and pressure conditions.

Frequently Asked Questions

What is A106 Grade B pipe?

A106 Grade B pipe is a seamless carbon steel pipe specified by ASTM A106 for high-temperature service. It is widely used in industrial pressure and process piping.

Is A106 Grade B pipe seamless?

Yes. ASTM A106 specifies seamless carbon steel pipe for high-temperature service, including Grade B.

What is A106 Grade B used for?

It is commonly used in oil and gas, refineries, petrochemical plants, power generation, boilers and high-temperature process piping.

What is the difference between ASTM A106 and ASME SA106?

ASTM A106 is the ASTM material specification for seamless carbon steel pipe for high-temperature service. SA106 is the corresponding ASME material designation where applicable.

Can A106 Grade B pipe be customized?

Yes. CJM Steel can provide customized lengths, cutting, machining, heat treatment and other processing according to project requirements.

Q: What is your company’s main products/services?

A: We are a professional manufacturer for Carbon Steel, Alloy Steel and Profile products. We have the experience of steel business for more than 10 years and our products are exported to Mid East,South America,Southeast Asia,Africa,South and East Asia etc.

Q: Can I go to your factory for a visit?

A: Of course, we welcome customers from all over the world to visit our factory.

Q: What are your terms of payment?

A: 30% T/T deposite and 70% balance before shipment.

Q: What is your delivery time?

A: For stocks,we could transport the goods to loading port within 7 days after we received the deposit; For production,it usually takes about 15-30 days after receiving the deposit.

Q: Do you provide samples? Are they free or paid?

A: Samples are available for free,but the courier freight will be covered by customer account.

Q: Do you accept the third party inspection?

A:Yes, we fully accept ‌third-party inspections.

Q: Why should I buy from you not from other suppliers?

A: Integrating the superior resources of China’s steel industry, we provide customers with high-quality steel products at preferential prices, and can ensure that the goods are delivered to customers in a timely manner.

Q:How can you guarantee quality?

A: Always a pre-production sample before mass production;Always 100% inspected before shipment