ASTM A53 Grade B Pipe And SA53 Gr B Seamless
GNEE is an A53 Gr B seamless pipe supplier that offers pipes in all surface finishes and cut-to-length pipes in all grades, saving you money.
A53 Gr B is a carbon steel grade designed for low-pressure piping and structural steel applications. ASTM A53 Gr B pipe consists of elemental components of carbon, manganese, phosphorus, sulfur, copper, nickel, chromium, molybdenum and vanadium. It is a medium carbon steel pipe that is easy to weld and form, making it ideal for performing forming operations such as coiling, bending and flanging.
A53 Gr B hot-dip galvanized pipes can be used for high pressure and high temperature applications in stress-inducing devices, so A53 Gr B seamless steel pipes are not only suitable for mechanical and pressure applications but also for water, steam, gas and air lines.
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ASTM A53 Gr.B black steel pipe Product specification
Carbon Steel A 53 GR.B Pipe Composition
| Type S (seamless) | |
| Grade B | |
| Carbon | 0.30 |
| Manganese | 1.2 |
| Phosphorous | 0.05 |
| Sulfur | 0.045 |
| Copper | 0.40 |
| Nickel | 0.40 |
| Chromium | 0.40 |
| Molybdenum | 0.15 |
| Vanadium | 0.08 |
ASTM A 53 Gr.B cold drawn steel pipe Tensile Requirements
| Seamless and Electric-resistance-welded (ERW) | |
|---|---|
| Grade B | |
| Tensile Strength, min., psi | 60,000 |
| Yield Strength, min., psi | 35,000 |
Thermal Conductivity Of A 53 Seamless Steel Pipes
| Property | Temperature | Value | Comment |
|---|---|---|---|
| Coefficient of thermal expansion | 23.0 °C | 1.32E-5 1/K | Typical for Medium Carbon Steel |
| Max service temperature | 500 °C | Typical for Carbon Steel | |
| Melting point | 1380 - 1514 °C | Typical for Medium Carbon Steel | |
| Specific heat capacity | 23.0 °C | 470 - 520 J/(kg·K) | Typical for Medium Carbon Steel |
| Thermal conductivity | 23.0 °C | 21 - 52 W/(m·K) | Typical for Medium Carbon Steel |
ASTM A53 Gr B cold drawn seamless steel pipe

Advantages of GNEE
Gnee has 14 steel production lines, 10 processing equipment for processing, bending, painting, heat treatment, cutting, drilling, beveling, tempering, surface treatment, complete testing equipment and strong technical force. The annual production capacity is more than 60,000 tons.
Gnee product certificate

FAQ
1.Q.What's your advantage?
A.Honest business with competitive price and professional service on export process.
2.Q.Can your products be customized?
A.Yes, we can produce and process according to your requirements.
3.Q. Do you have a quality control system?
A.Yes, we have our own quality control laboratory.
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