The Gas Cylinder Tube, seamless 316 stainless steel tubing, Heavy Wall Seamless Steel Tube has excellent quality and reasonable price, since it was put into the market, it has been favored by users and caused great social repercussions. We adhere to high standards, strictly control quality, and permeate quality consciousness into the heart of every employee. Pursue development by being practical and establish famous brand by innovation is our eternal business principle, and we have always diligently practiced it. We will inherit and carry forward the fine tradition and entrepreneurial spirit, and wholeheartedly provide first-class engineering and technical services for customers at home and abroad. We always insist on giving full play to the cost performance advantages of products made in China to serve customers.
A691 Mild Steel Seamless Pipe
Material
The A691 Mild Steel Seamless Pipe is made from high-quality mild steel. Mild steel is a low carbon steel that contains a small amount of carbon (up to 0.25%). It is known for its excellent formability, weldability, and versatility.
Specification
The A691 Mild Steel Seamless Pipe is manufactured according to the following specifications:
Specification | Value |
Size Range | 1/2" to 24" |
Wall Thickness Range | SCH 10 to SCH XXS |
Length | Random or Fixed Length |
End Connections | Plain End, Beveled End, Threaded |
Standards | ASTM A691, ASME SA691 |
Chemical Composition
The chemical composition of the A691 Mild Steel Seamless Pipe is as follows:
Element | Composition (%) |
Carbon (C) | 0.20 max |
Manganese (Mn) | 0.90-1.40 |
Phosphorus (P) | 0.025 max |
Sulfur (S) | 0.025 max |
Silicon (Si) | 0.15-0.50 |
Chromium (Cr) | 0.50-0.80 |
Molybdenum (Mo) | 0.45-0.65 |
Mechanical Properties
The A691 Mild Steel Seamless Pipe exhibits the following mechanical properties:
Property | Value |
Tensile Strength | 60,000-85,000 psi |
Yield Strength | 35,000-60,000 psi |
Elongation | 20% min |
Hardness | 80 HRB max |
Physical Properties
The physical properties of the A691 Mild Steel Seamless Pipe are as follows:
Property | Value |
Density | 7.85 g/cm³ |
Melting Point | 1420-1460°C |
Thermal Conductivity | 50.2 W/m·K |
Electrical Resistivity | 0.0000159 ohm·m |
Process Performance
The A691 Mild Steel Seamless Pipe is manufactured using the seamless process. This process involves heating a solid billet of mild steel and then piercing it to form a hollow tube. The seamless process ensures a uniform and defect-free pipe with excellent dimensional accuracy.
Application
The A691 Mild Steel Seamless Pipe is widely used in various industries for different applications. Some common applications include:
· Oil and gas industry
· Petrochemical industry
· Power plants
· Construction
· Water supply systems
· Structural engineering
These principles today more than ever form the basis of our success as an internationally active mid-size company for China Supplier Gas and Oil Use Mild Carbon Steel Seamless Pipes. Our company has rich unique experience in brand image building and promotion. Integrity not only requires us to cherish our commitment, but also requires us to have strong execution power.
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