I. Basic Introduction to Brass Tubing
Brass tubing is a tubular component made of brass material, featuring excellent thermal conductivity and electrical conductivity. It is widely used in the manufacture of water pipes, gas pipes, oil pipes, and other piping systems. The weight of brass tubing is related to parameters such as material density, wall thickness, and outer diameter.
II. Theoretical Weight Calculation Method for Brass Tubing
The theoretical weight of brass tubing can be calculated using the following formula:
Weight = π × (Outer Diameter² - Inner Diameter²) × Length × Material Density ÷ 4
Where π is the mathematical constant 3.14, outer diameter and inner diameter refer to the outer and inner diameters of the pipe, length is the pipe length, and material density is the density of brass, typically 8.4 g/cm³.




3. Example of Brass Tubing Weight Calculation
The formula for calculating the weight per meter of brass tubing is 0.0267 × wall thickness × (outer diameter - wall thickness) × length.
Brass tubing is a common piping material, and its weight calculation method differs from that of copper tubing. The weight calculation formula for brass tubing is the weight per meter equals 0.0267 multiplied by the wall thickness, the difference between the outer diameter and wall thickness, and the length. This formula provides a simple and direct method for calculating the weight of brass tubing and is applicable to brass tubing of various specifications. Using this formula, the weight of brass tubing can be quickly and accurately calculated, providing great convenience for material procurement and project budgeting.
Take a brass tube with an outer diameter of 25 mm, an inner diameter of 20 mm, and a length of 1 m as an example to calculate its theoretical weight:
Weight = π × (25² - 20²) × 1 × 8.4 ÷ 4 ≈ 1.82 kg
IV. Notes
1. The actual weight of brass tubes may be influenced by factors such as manufacturing processes, and the calculated results are for reference only.
2. In actual use, it is recommended to add a safety factor based on specific conditions to ensure the safety and reliability of the pipeline.
The company has a cluster of leading copper processing production lines in China, including:
German imported precision copper tube production line (annual output of 30,000 tons)
Japanese technology copper foil rolling line (thinnest up to 6μm)
Fully automatic copper bar continuous extrusion line
Intelligent copper sheet and strip finishing mill unit
Digitalized control and management of the whole production process is realized through MES system, and the dimensional accuracy of the products can reach ±0.01mm.








