ASTM Seamless Steel Pipes for Fire Fighting Applications:
Product Description: ASTM Seamless Steel Pipes for fire fighting purposes are precision-engineered tubes designed to meet the rigorous demands of fire protection systems. These pipes are manufactured in accordance with ASTM standards, which ensure a high level of quality, durability, and reliability. They are seamless, meaning they are produced without a weld, providing a continuous material structure that is critical for the safety and performance of fire fighting equipment.
Product Parameter Specifications:
| Parameter | Specification | Units |
| Standard | ASTM A53/A53M, ASTM A106/A106M, ASTM A334/A334M, etc. | - |
| Outer Diameter | Ranges from 1/8" to 12" depending on the specific ASTM standard | in |
| Wall Thickness | Varies with diameter and pressure class | in or mm |
| Length | Standard lengths available; custom lengths upon request | ft or m |
| Tolerance | As per ASTM standards for diameter, wall thickness, and length | - |
Product Applications:
- Fire Protection Systems: Used in fire sprinkler systems for commercial and residential buildings.
- Hydraulic Systems: Suitable for water and hydraulic fluid transport in various industrial applications.
- Piping Networks: Ideal for the construction of piping networks that require high-pressure water flow.
- Marine and Offshore: Employed in marine fire fighting systems and offshore platforms.
- Infrastructure: Utilized in urban infrastructure for water supply and distribution.
Types of ASTM Seamless Steel Pipes for Fire Fighting:
- ASTM A53 Grade A and B: Standard weight pipes for general purposes.
- ASTM A106 Grade B: Medium pressure pipes for higher temperature applications.
- ASTM A334 Grade 6: High-strength seamless steel pipes for low-temperature applications.
- Other Special Grades: May include specialized grades for corrosive environments or high-pressure systems.
Mechanical Properties:
| Property | Typical Range/Value for ASTM A53 Grade B | Units |
| Tensile Strength | 340-485 MPa | MPa |
| Yield Strength | ≥ 205 MPa (for nominal wall thickness ≤ 0.5 in) | MPa |
| | ≥ 190 MPa (for nominal wall thickness > 0.5 in) | MPa |
| Elongation | ≥ 20% in 2 in or 50 mm length | % |
Chemical Composition:
| Element | Typical Range (%) for ASTM A53 Grade B |
| Carbon (C) | 0.29 max |
| Manganese (Mn) | 0.90 max |
| Phosphorus (P) | 0.035 max |
| Sulfur (S) | 0.035 max |


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