Flang S275

Updated October 6, 2026

Overview

Product sourcing insights & recommendations

27 来源

The term 'Flange S275' refers to industrial and structural steel components made from S275 grade carbon steel, a mid-range strength structural steel governed by the EN 10025-2 standard Ulamex. This material is widely used in construction, infrastructure, and oil and gas sectors due to its balance of weldability, machinability, and mechanical strength Yuanchimetal.

1. Product Specifications & Technical Standards

S275 is defined by its minimum yield strength, which is 275 MPa Yuanchimetal. It is typically available in variations such as S275JR, S275J0, and S275J2, which indicate impact toughness at different temperatures Ulamex.

* Mechanical Properties: Tensile strength ranges from 410–560 MPa, with an elongation of ≥20% Yuanchimetal.

* Design Standards: Flanges are commonly manufactured to EN 1092-1 (European) or ASME B16.5 (American) dimensions, while the raw material follows EN 10025-2 Ulamex.

* Dual Use: The term "flange" in this context refers to both pipe flanges (used for connecting piping systems) and the flanges of structural beams (such as H-beams and I-beams used in load-bearing frames) Jaderiversteel.

2. Market Trends & Insights (2023–2033)

The global flange market is experiencing steady growth, driven by infrastructure modernization and energy sector demands Sphericalinsights.

* Growth Momentum: The ISO flange market is projected to grow at a CAGR of 4.4% through 2033 Sphericalinsights. Related pipe flange segments are seeing similar growth, with some sub-sectors like expander flanges reaching a CAGR of 7.8% Linkedin.

* Regional Demand: Asia Pacific currently holds the largest market share, fueled by large-scale infrastructure projects in India and China Sphericalinsights. North America is the fastest-growing region, driven by R&D in semiconductors and aerospace Sphericalinsights.

* Technological Shifts: There is a rising trend toward "Smart Flanges" integrated with IoT sensors for real-time leak detection and pressure monitoring, as well as the adoption of lightweight aluminum alloys for specific high-tech applications Sphericalinsights.

3. Commercial Availability

Current B2B listings show a wide range of S275 products, from individual pipe fittings to heavy structural beams:

* Pipe Fittings: S275JR blind flanges and weld neck flanges are available with prices ranging from $210–$227/piece for high-strength variants Alibaba.

* Structural Sections: Hot-rolled S275 wide-flange beams for construction are priced between $450–$620/ton, depending on volume and specific dimensions Alibaba Alibaba.

Here are the insights for S275 flanges. You can continue with:

Sources & References

27 sources cited · Verified industry data & reports

Reliable EN 10025-2 S275 H Beam Steel Supplier

yuanchimetal.com

Technical Specifications: ; Web Thickness (t_w), 10mm ; Flange Thickness (t_f), 16mm ; Weight, 80.1 kg/m ; Yield Strength, ≥ 275 MPa.

Structural Steel Sections Explained: Beams & Channels

ulamex.com

Grades and standards. Structural sections are rolled in the grades of EN 10025-2, defined by minimum yield strength: S235 at 235 megapascals, S275 at 275 and ...

EN 10210-1 Grade S275NLH Pipe Supplier

Amardeep Steel Centre

EN 10210-1 Grade S275NLH Carbon Steel Pipe is a low carbon steel pipe with a minimum yield strength of 275 MPa and a minimum tensile strength of 370 MPa. These ...

Classification of UB Section 356x171x45 | PDF

Scribd

This document summarizes the classification of a 356 x 171 x 45 UB steel section with a grade of S275 (Fe430). The dimensions and material properties are ...

305 x 165 x 40 Universal Beam (UB) | S275 & S355

Steel Beam Suppliers Ltd

305 x 165 x 40 universal beam: 40kg/m, 304mm deep x 165mm wide. Cut to length in S275 or S355, delivered across London, the South and the Midlands.

I Beam H Beam Wide Flange ASTM EN JIS

Jade River Steel

The most common profiles are I-beams (for bending), H-beams / wide flange beams (for bending and compression), and IPE sections (European ...