耐候性鋼の市場規模、シェア、成長分析、タイプ別、形状別、入手可能性別、最終用途産業別、地域別 - 産業予測、2025年～2032年

耐候性鋼の世界市場規模は2023年に20億米ドルと評価され、予測期間（2025年～2032年）のCAGRは8.1%で、2024年の21億6,000万米ドルから2032年までには40億3,000万米ドルに成長する見通しです。

世界の耐候性鋼市場は、インフラ開発の激化と産業機器製造における鉄鋼への依存度の高まりにより急成長を遂げています。特に耐腐食性が重要な橋梁、高速道路、鉄道などでは、その耐久性と美的品質が近代建設に不可欠です。この素材は、特に北米と欧州で顕著な、持続可能性とミニマルな建築デザインへの関心の高まりに合致しています。鉱業や発電などの重工業では、厳しい環境条件に耐える機器に耐候性鋼が好まれています。しかし、初期コストの高さ、湿度の高い気候での効果の限界、美観上の制約、規制上のハードル、新興国市場での認知度の低さといった課題が、長期的には市場の成長を妨げる可能性があります。全体的に見れば、インフラが進歩する中、耐候性鋼の可能性は依然として高いです。

目次

イントロダクション

• 調査の目的
• 調査範囲
• 定義

調査手法

• 情報調達
• 二次と一次データの方法
• 市場規模予測
• 市場の前提条件と制限

エグゼクティブサマリー

• 世界市場の見通し
• 供給と需要の動向分析
• セグメント別機会分析

市場力学と見通し

• 市場概要
• 市場規模
• 市場力学
  • 促進要因と機会
  • 抑制要因と課題
• ポーターの分析

主要な市場の考察

• 主要な成功要因
• 競合の程度
• 主要な投資機会
• 市場エコシステム
• 市場の魅力指数（2024年）
• PESTEL分析
• マクロ経済指標
• バリューチェーン分析
• 価格分析

世界の耐候性鋼の市場規模：タイプ別・CAGR（2025年～2032年）

• 市場概要
• コルテンA
• コルテンB
• その他（A604、A606など）

世界の耐候性鋼の市場規模：形状別・CAGR（2025年～2032年）

• 市場概要
• プレート
• シート
• バー
• その他（コイル、リベット、ストライプ、チューブなど）

世界の耐候性鋼の市場規模：入手可能性別・CAGR（2025年～2032年）

• 市場概要
• 塗装済み
• 未塗装

世界の耐候性鋼の市場規模：最終用途産業別・CAGR（2025年～2032年）

• 市場概要
• 建築・建設
• 交通機関
• 芸術・アーキテクチャ
• 産業
• その他（装飾品、街灯など）

世界の耐候性鋼の市場規模・CAGR（2025年～2032年）

• 北米
  • 米国
  • カナダ
• 欧州
  • ドイツ
  • スペイン
  • フランス
  • 英国
  • イタリア
  • その他欧州地域
• アジア太平洋
  • 中国
  • インド
  • 日本
  • 韓国
  • その他アジア太平洋
• ラテンアメリカ
  • ブラジル
  • その他ラテンアメリカ地域
• 中東・アフリカ
  • GCC諸国
  • 南アフリカ
  • その他中東・アフリカ

競合情報

• 上位5社の比較
• 主要企業の市場ポジショニング（2024年）
• 主な市場企業が採用した戦略
• 最近の市場動向
• 企業の市場シェア分析（2024年）
• 主要企業の企業プロファイル
  • 企業の詳細
  • 製品ポートフォリオ分析
  • 企業のセグメント別シェア分析
  • 収益の前年比比較（2022年～2024年）

主要企業プロファイル

• ArcelorMittal（Germany/Luxembourg）
• Nippon Steel Corporation（Japan）
• Tata Steel（India）
• POSCO（South Korea）
• SSAB AB（Sweden）
• JFE Steel Corporation（Japan）
• BlueScope Steel Limited（Australia）
• HBIS Group（China）
• Zahner Company（USA）
• Wugang Group（China）
• Rautaruukki Corporation（Finland）
• Leeco Steel（USA）
• Nucor Corporation（USA）
• Ansteel Group Corporation（China）
• Baosteel Group（China）
• Wuhan Iron and Steel Corporation（China）
• Metal Sales Manufacturing Corporation（USA）
• Ternium S.A.（Luxembourg）
• TimkenSteel Corporation（USA）

結論と提言

Global Weathering Steel Market size was valued at USD 2.0 billion in 2023 and is poised to grow from USD 2.16 billion in 2024 to USD 4.03 billion by 2032, growing at a CAGR of 8.1% during the forecast period (2025-2032).

The global weathering steel market is experiencing a surge due to intensified infrastructure development and increasing reliance on steel for industrial equipment manufacturing. Its durability and aesthetic qualities are essential for modern construction, particularly in bridges, highways, and railways, where corrosion resistance is crucial. This material aligns with the growing focus on sustainability and minimalist architectural designs, particularly noted in North America and Europe. Heavy industries, including mining and power generation, prefer weathering steel for equipment enduring severe environmental conditions. However, challenges such as high initial costs, limited effectiveness in humid climates, aesthetic constraints, regulatory hurdles, and low awareness in developing regions may hinder market growth over time. Overall, the potential for weathering steel remains robust amid ongoing advancements in infrastructure.

Top-down and bottom-up approaches were used to estimate and validate the size of the Global Weathering Steel market and to estimate the size of various other dependent submarkets. The research methodology used to estimate the market size includes the following details: The key players in the market were identified through secondary research, and their market shares in the respective regions were determined through primary and secondary research. This entire procedure includes the study of the annual and financial reports of the top market players and extensive interviews for key insights from industry leaders such as CEOs, VPs, directors, and marketing executives. All percentage shares split, and breakdowns were determined using secondary sources and verified through Primary sources. All possible parameters that affect the markets covered in this research study have been accounted for, viewed in extensive detail, verified through primary research, and analyzed to get the final quantitative and qualitative data.

Global Weathering Steel Market Segments Analysis

Global Weathering Steel Market is segmented by Type, Form, Availability, End Use Industry and region. Based on Type, the market is segmented into Corten-A, Corten-B and Others (A604, A606, etc.). Based on Form, the market is segmented into Plates, Sheets, Bars and Others (Coils, rivets, stripes, tubes, etc.). Based on Availability, the market is segmented into Painted and Unpainted. Based on End Use Industry, the market is segmented into Building & Construction, Transportation, Art & Architecture, Industrial and Others (Decorative pieces and street lights). Based on region, the market is segmented into North America, Europe, Asia Pacific, Latin America and Middle East & Africa.

Driver of the Global Weathering Steel Market

The global weathering steel market is significantly influenced by the swift pace of urbanization and industrialization, which has led to a substantial surge in infrastructure projects worldwide. Countries in the Asia-Pacific region, particularly China and India, are making considerable investments in enhancing transportation infrastructure, while European countries are prioritizing upgrades to their rail networks utilizing sustainable materials. The inherent property of weathering steel to develop a protective oxide layer on its surface not only boosts its durability in outdoor settings but also strengthens its market appeal, contributing to the optimistic outlook for this sector in the construction and engineering industries.

Restraints in the Global Weathering Steel Market

The global weathering steel market faces a significant restraint due to the relatively high costs associated with this material compared to conventional options. Although weathering steel provides long-term benefits through decreased maintenance requirements, the initial expenses related to its material and fabrication can be a significant hurdle for projects with tight budgets. This challenge is especially prevalent in developing nations and smaller-scale projects, where immediate financial limitations often take precedence over longer-term advantages. Consequently, the reluctance to invest in weathering steel due to its upfront costs may hinder its broader adoption in various market segments.

Market Trends of the Global Weathering Steel Market

The Global Weathering Steel market is witnessing a significant trend driven by the growing adoption of sustainable urban design practices. As urban planners and architects increasingly prioritize eco-friendly materials, weathering steel's appealing attributes are becoming more prominent. Its ability to develop a protective patina negates the need for harmful coatings, making it a preferred choice for green infrastructure projects. This trend enhances its application in low-maintenance urban fixtures such as benches, signage, and barriers, promoting longevity and reducing upkeep costs. Consequently, weathering steel providers are strategically positioning their offerings to tap into this burgeoning market, aligning with broader sustainability goals.

Table of Contents

Introduction

• Objectives of the Study
• Scope of the Report
• Definitions

Research Methodology

• Information Procurement
• Secondary & Primary Data Methods
• Market Size Estimation
• Market Assumptions & Limitations

Executive Summary

• Global Market Outlook
• Supply & Demand Trend Analysis
• Segmental Opportunity Analysis

Market Dynamics & Outlook

• Market Overview
• Market Size
• Market Dynamics
  • Drivers & Opportunities
  • Restraints & Challenges
• Porters Analysis
  • Competitive rivalry
  • Threat of substitute
  • Bargaining power of buyers
  • Threat of new entrants
  • Bargaining power of suppliers

Key Market Insights

• Key Success Factors
• Degree of Competition
• Top Investment Pockets
• Market Ecosystem
• Market Attractiveness Index, 2024
• PESTEL Analysis
• Macro-Economic Indicators
• Value Chain Analysis
• Pricing Analysis

Global Weathering Steel Market Size by Type & CAGR (2025-2032)

• Market Overview
• Corten-A
• Corten-B
• Others (A604, A606, etc.)

Global Weathering Steel Market Size by Form & CAGR (2025-2032)

• Market Overview
• Plates
• Sheets
• Bars
• Others (Coils, rivets, stripes, tubes, etc.)

Global Weathering Steel Market Size by Availability & CAGR (2025-2032)

• Market Overview
• Painted
• Unpainted

Global Weathering Steel Market Size by End Use Industry & CAGR (2025-2032)

• Market Overview
• Building & Construction
• Transportation
• Art & Architecture
• Industrial
• Others (Decorative pieces and street lights)

Global Weathering Steel Market Size & CAGR (2025-2032)

• North America (Type, Form, Availability, End Use Industry)
  • US
  • Canada
• Europe (Type, Form, Availability, End Use Industry)
  • Germany
  • Spain
  • France
  • UK
  • Italy
  • Rest of Europe
• Asia Pacific (Type, Form, Availability, End Use Industry)
  • China
  • India
  • Japan
  • South Korea
  • Rest of Asia-Pacific
• Latin America (Type, Form, Availability, End Use Industry)
  • Brazil
  • Rest of Latin America
• Middle East & Africa (Type, Form, Availability, End Use Industry)
  • GCC Countries
  • South Africa
  • Rest of Middle East & Africa

Competitive Intelligence

• Top 5 Player Comparison
• Market Positioning of Key Players, 2024
• Strategies Adopted by Key Market Players
• Recent Developments in the Market
• Company Market Share Analysis, 2024
• Company Profiles of All Key Players
  • Company Details
  • Product Portfolio Analysis
  • Company's Segmental Share Analysis
  • Revenue Y-O-Y Comparison (2022-2024)

Key Company Profiles

• ArcelorMittal (Germany/Luxembourg)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Nippon Steel Corporation (Japan)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Tata Steel (India)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• POSCO (South Korea)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• SSAB AB (Sweden)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• JFE Steel Corporation (Japan)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• BlueScope Steel Limited (Australia)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• HBIS Group (China)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Zahner Company (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Wugang Group (China)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Rautaruukki Corporation (Finland)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Leeco Steel (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Nucor Corporation (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Ansteel Group Corporation (China)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Baosteel Group (China)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Wuhan Iron and Steel Corporation (China)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Metal Sales Manufacturing Corporation (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Ternium S.A. (Luxembourg)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• TimkenSteel Corporation (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments

Conclusion & Recommendations