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Copper Pipe ASTM B111

ASTM B111 is a standard specification for copper and copper-alloy seamless pipe and tube. These pipes and tubes are intended for use in various applications such as plumbing, heating, cooling, and industrial processes. The standard covers different grades of copper and copper alloys, ensuring high quality and durability.


Copper Pipe ASTM B111


Copper pipes are widely used in various industries due to their excellent corrosion resistance, high thermal conductivity, and durability. One of the commonly used copper pipe standards is ASTM B111. In this article, we will explore the material, specification, key features, chemical composition, mechanical properties, steel grade, application, and possible alternative grades of Copper Pipe ASTM B111.

Material and Specification

Copper Pipe ASTM B111 is a seamless tube made from high-quality copper alloy. It is specifically designed to meet the requirements set by the ASTM International, a globally recognized standards organization. The ASTM B111 standard provides guidelines for the manufacturing and testing of copper pipes.

Key Features

Copper Pipe ASTM B111 offers several key features that make it a preferred choice in various applications:

  1. Corrosion Resistance: Copper pipes exhibit excellent resistance to corrosion, making them suitable for use in both indoor and outdoor environments.
  2. Thermal Conductivity: Copper is known for its high thermal conductivity, allowing efficient heat transfer in applications such as HVAC systems and heat exchangers.
  3. Durability: Copper pipes are highly durable and can withstand high pressures and temperatures, making them suitable for demanding applications.
  4. Versatility: Copper pipes can be easily bent, shaped, and joined, providing flexibility in installation and design.

Chemical Composition

The chemical composition of Copper Pipe ASTM B111 typically includes the following elements:

Element Composition Range (%)
Copper (Cu) 99.9 min
Phosphorus (P) 0.015 – 0.040
Arsenic (As) 0.02 – 0.06
Zinc (Zn) 0.02 – 0.06
Lead (Pb) 0.02 – 0.06
Iron (Fe) 0.10 max
Aluminum (Al) 0.005 max
Tin (Sn) 0.005 max
Nickel (Ni) 0.005 max
Antimony (Sb) 0.005 max
Silicon (Si) 0.10 max
Sulfur (S) 0.006 max

Mechanical Properties

The mechanical properties of Copper Pipe ASTM B111 are as follows:

Property Value
Tensile Strength 275 MPa min
Yield Strength 105 MPa min
Elongation 35% min
Hardness (Rockwell B) 60 max

Steel Grade

Copper Pipe ASTM B111 does not have a specific steel grade, as it is primarily composed of copper and various alloying elements.


Copper Pipe ASTM B111 finds extensive application in various industries, including:

  1. HVAC Systems: Copper pipes are commonly used for refrigerant lines, condenser coils, and heat exchangers in heating, ventilation, and air conditioning systems.
  2. Plumbing: Copper pipes are widely used for water supply lines, both in residential and commercial buildings.
  3. Marine Industry: Due to its excellent corrosion resistance, copper pipes are utilized in shipbuilding and offshore applications.
  4. Power Generation: Copper pipes are employed in power plants for cooling systems and heat transfer applications.
  5. Industrial Processes: Copper pipes are used in various industrial processes, including chemical processing, oil and gas, and manufacturing.

Possible Alternative Grades

While Copper Pipe ASTM B111 is a widely accepted standard, there are alternative grades available in the market that offer similar properties. Some possible alternative grades include:

  1. Copper Pipe ASTM B280
  2. Copper Pipe ASTM B88
  3. Copper Pipe ASTM B306

It is essential to consult with industry experts and consider specific application requirements when selecting an alternative grade.


Copper Pipe ASTM B111 is a high-quality seamless tube that offers excellent corrosion resistance, thermal conductivity, and durability. Its chemical composition and mechanical properties meet the standards set by ASTM International. With its versatility and wide range of applications, Copper Pipe ASTM B111 continues to be a popular choice in various industries. However, alternative grades such as ASTM B280, ASTM B88, and ASTM B306 can also be considered based on specific requirements.

Additional information


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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


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