The length tolerances of St 45 ERW pipes play a crucial role in various industrial and manufacturing applications. They ensure consistent and precise dimensions, which are essential for the accurate fitting of components in machinery and construction systems. By adhering to these tolerances, manufacturers can achieve better consistency and interchangeability of parts, reducing the need for adjustments during installation. This precision also minimizes material waste and enhances the efficiency of the production process. Carbon is an essential element in the composition of BS 6323 Part V ERW tubes. It contributes significantly to the strength and hardness of the material, making it suitable for high-pressure environments. Additionally, carbon helps maintain a balance between weldability and machinability, ensuring ease of manufacturing without compromising structural integrity. The yield strength of 350 MPa indicates the stress level that the tube can withstand before permanent deformation occurs. This ensures reliable structural performance under normal operating conditions. It allows the tube to handle different loads and pressures while maintaining its shape and functionality over time. With a tensile strength of 540 MPa, BS 6323-5 grade tubes offer excellent resistance to mechanical stress. This makes them ideal for applications requiring durability and strength. The material also provides good ductility, allowing it to be bent, shaped, and formed into complex structures without losing its integrity. This combination of properties ensures consistent quality and performance in the final product. These tubes are known for their excellent formability, which allows them to be easily shaped and manufactured. Their mechanical properties include good ductility and bending strength, making them ideal for processes such as bending, flaring, and forming without cracking or weakening. This ease of shaping reduces manufacturing costs and improves production efficiency, making the process smoother and more reliable. This material is extensively used in automotive and engineering applications due to its balanced combination of strength, hardness, and machinability. It typically contains 0.40% carbon, which enhances its mechanical properties. It is particularly suitable for components that require high strength and wear resistance, such as bolts, shafts, and gears. Its ability to undergo heat treatment makes it a versatile option for various engineering applications. Door Frame Equipment Roll Forming Machine Door Frame Equipment,Common Door Frame Profiles,Fabrication Of Door Frames,Material Of Door Frames Huai'an Senyu Intelligent Technology Co., LTD , https://www.jshasyzn.comTable of contents
BS 6323 Part 5 Specification
Grade
BS 6323 Part 5
Thickness
Custom
Length
12m / 6m / 6.4m
Ends
Plain / Threaded / Bevelled
Processing Service
Pipe Type
ERW / CDW
Heat Treatment
Stress Relieved (BK+S)
Internal Diameter Accuracy
H7 / H8 / H9
Internal Surface Roughness
Ra0.2~0.8um
Threads Configuration
Check St 45 ERW Pipe Length Tolerances
BS 6323 Grade CFS 5 Tube Standard Length Tolerances
Component length (mm)
OD 30-100 mm
OD 100-254 mm
10-100
+ 1.0/- 0
+ 2.0/- 0
100-600
+ 2.0/- 0
+ 3.0/- 0
600-1200
+ 3.0/- 0
+ 4.0/- 0
1200-5000
+ 5.0/- 0
+ 6.0/- 0
BS 6323 Part V ERW Tubes Contain 0.25% Carbon
BS 6323 Part 5 Chemical Composition
Mechanical Properties of BS 6323-5 Grade
Mechanical Properties of BS 6323-5
Yield Strength
Tensile Strength
350 MPa
540 MPa
EN 1.0408 Equivalent Grade
Standard
EN
DIN 23912
EN 1.0408 / St 45
BS 6323 Grade HFS 5 Tubes Are Easy to Shape and Form
Diameter Tolerance of St 45 ERW Pipes
T/D-ratio
Tolerance limits
≥0.05
1
0.05>T/D≥0.025
1.5
<0.025
2
BS 6323-5 Tube Material Testing
EN 1.0408 Material Is Widely Used for Automotive and Engineering Purposes
Application of BS 6323 Part V ERW Tubes
Carbon
0.4%
Silicon
0.35%
Manganese
0.9%
Phosphorous
0.05%
Sulphur
0.05%
Iron
98.9%