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EN 10025 Square And Rectangular Steel Tubes of Exceptional Dimensional Accuracy
These tubes feature precise tolerances and superior straightness to guarantee seamless alignment and flawless structural integration.This exceptional dimensional accuracy significantly enhances construction efficiency and ensures optimal load-bearing performance.
Description
Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of EN 10025 Square And Rectangular Steel Tubes of Exceptional Dimensional Accuracy in China, featured by quality products and low price. If you're going to wholesale durable EN 10025 Square And Rectangular Steel Tubes of Exceptional Dimensional Accuracy made in China, welcome to get pricelist and free sample from our factory.
EN 10025 Square And Rectangular Steel Tubes of Exceptional Dimensional Accuracy
Product introduction
EN 10025 Square And Rectangular Steel Tubes of Exceptional Dimensional Accuracy are engineered through precision forming and straightening processes to achieve strict tolerance control, ensuring that width, height, and wall thickness deviations remain significantly below industry norms. While utilizing robust EN 10025 material grades like S355 for superior load-bearing and welding capabilities, these tubes are governed by complementary standards such as EN 10219 to guarantee extreme control over critical parameters like diagonal differences, straightness, and end squareness. This exceptional precision enables seamless alignment and high-precision positioning, drastically reducing on-site cutting and adjustment time, making them indispensable for automated robotic welding, precision equipment bases, and high-end structural applications.
Product Specifications
|
Product name |
EN Standard Square And Rectangular Steel Tubes |
|
Place of origin |
Tianjin China |
|
Brand |
WL |
|
Standard |
EN10025 EN10210 |
|
Steel grade |
S235 S275JR S355J2, etc. |
|
Technique |
Hot rolled |
|
Shape |
Square and rectangular |
|
Size |
Square tube: 40mm*40mm-650mm*650mm Rectangular tube: 50mm*20mm-400mm*200mm |
|
Wall thickness |
1mm-20mm |
|
Length |
3m-12m or customized length |
|
Surface treatment |
Black painting, hot dipped galvanized or as per clients' requirements. |
Chemical composition %
|
Grade |
C,max |
Mn,max |
P,max |
S,max |
Si |
Cu |
|
S275JR |
0.21 |
1.50 |
0.035 |
0.035 |
- |
0.55 |
|
S355J2 |
0.20 |
1.60 |
0.025 |
0.025 |
0.55 |
0.55 |
Mechanical properties
|
Grade |
Tensile strength(MPa) |
Yield strength,min(MPa) |
|
S275JR |
410-560 |
275 |
|
S355J2 |
470-630 |
355 |
Product feature and application

EN 10025 Square and Rectangular Steel Tubes of Exceptional Dimensional Accuracy combine the robust mechanical properties of S235/S355 structural steel with precision cold-forming technology to achieve superior geometric consistency, as evidenced by their perfectly square corners, uniform wall thickness, and smooth surface finish visible in the product imagery. These tubes strictly adhere to tight tolerances for width, height, and straightness, significantly reducing on-site fabrication time and ensuring seamless fit-up for automated welding and modular assembly. Consequently, they are the ideal high-precision solution for demanding applications such as heavy machinery frames, automated production lines, and high-end architectural structures where exact alignment and structural integrity are paramount.
Production details
Manufactured using precision cold-forming and straightening processes based on EN 10025 structural steel grades, these tubes achieve exceptionally tight tolerances for wall thickness, outer dimensions, and straightness. The advanced manufacturing technology ensures perfectly square corners, flat end faces, and a smooth surface free of burrs or deformation. Functionally, this superior geometric consistency minimizes on-site cutting and grinding time, facilitating seamless fit-up for automated robotic welding and modular assembly. Ultimately, these high-precision tubes provide reliable structural support and exact alignment for demanding applications such as precision equipment bases and high-end architectural frameworks.
Prodect qualification

product qualification: precision engineering & secure packaging
The product qualification for our EN 10025 Square and Rectangular Steel Tubes is visually demonstrated through strict manufacturing standards and professional packaging protocols that guarantee exceptional dimensional accuracy. As shown in the imagery, the square and rectangular tubes exhibit precise geometric conformity with sharp, uniform corners and consistent wall thickness, validating their adherence to tight tolerance specifications required for high-precision engineering. Furthermore, the inclusion of protective end caps and secure bundling on the round tubes highlights our commitment to preserving surface integrity and preventing deformation during transit, ensuring that every delivered product maintains the structural excellence and "exceptional accuracy" necessary for demanding industrial applications.
Deliver,shipping and serving
why choose us
'lt is awesome to work with Creative. amazingy organized,easy to communicate with. responsive with next iterations,and beautiful work.
One-Stop Solution
We provide comprehensive steel supply services from precise cutting to global logistics, ensuring a seamless procurement experience for your structural projects.
Certified Quality Excellence
Our tubes strictly adhere to EN 10025 standards with verified dimensional accuracy, delivering superior strength and reliability for critical engineering applications.
Advanced Manufacturing Technology
Utilizing state-of-the-art cold-forming processes, we achieve exceptional geometric precision that significantly reduces fabrication time and welding costs.
Global Supply Network
Supported by a robust production capacity and extensive inventory, we guarantee timely delivery of high-precision steel tubes to meet large-scale project demands.
About us

FAQ
Q: What dimensional tolerances do your EN 10025 tubes meet?
A: We guarantee exceptional accuracy with tight tolerances on outer dimensions (±0.5mm) and straightness, ensuring perfect fit-up for automated welding and precision assembly without extra grinding.
Q: Can you provide custom cutting or processing services?
A: Yes, we offer a one-stop solution including precise sawing, drilling, and surface treatment. This allows you to receive ready-to-install components that strictly match your engineering drawings.
Q: Are these tubes suitable for heavy-load structural applications?
A: Absolutely. Manufactured from high-grade S235/S355 steel, they offer superior yield strength and weldability, making them ideal for machinery bases, construction frameworks, and heavy equipment.
Q: How do you ensure product quality during international shipping?
A: We use professional bundling with protective end caps and moisture-resistant wrapping. This prevents deformation and surface damage during transit, ensuring the tubes arrive in pristine condition.
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