Wuxi Xuanyi Stainless Steel Co., Ltd. is one of the leading manufacturers and suppliers of carbon steel square bar in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to wholesale bulk carbon steel square bar made in China here from our factory.
Solid carbon steel square bars manufactured by Wuxi Xuanyi Stainless Steel are produced from carbon steel via hot rolling, forging or cold drawing processes. They feature high strength, good toughness, stable dimensional accuracy and outstanding machinability.
Easy to cut, weld and machine, they are widely used in machinery manufacturing, construction engineering, steel structures, equipment fabrication and mold processing, serving as one of the common basic profiles for industrial production.

Properties Of Carbon Steel Square Bar
High Strength Performance
It features excellent tensile strength, yield strength and load capacity, able to withstand heavy loads and impacts, suitable for all kinds of mechanical structural parts and engineering equipment.
Excellent Machinability
It can be easily cut, turned, milled, drilled, welded and heat-treated. It can be processed into various components to match different process standards and raise production efficiency.
Good Toughness & Wear Resistance
It owns favorable toughness and anti-wear performance. Hardness and wear resistance can be further improved after quenching and tempering, satisfying heavy-load and long-term working conditions.
Parameters
|
Side Length (mm) |
9.5 – 52.5 |
|
Length (m) |
4.0 – 16.0 |
- MOQ:5 Tons
- Original:Tsingshan and other private steel mills
- Deliver Time:About 15-20 Workdays
- Payment Tems:T/T or L/C at sight
Application Of Bar

Machinery Manufacturing
Widely used for processing shafts, gears, pin shafts, connectors and various mechanical components. Its superior strength and machinability meet the application requirements of diverse industrial equipment.

Warehousing, Logistics & Mold & Equipment Manufacturing
Commonly adopted to produce molds, tooling fixtures, equipment bases and automated machinery parts. Heat treatment can be carried out in accordance with different processes to improve product hardness, wear resistance and service life.

Transportation & Hardware Product Processing
Suitable for manufacturing hardware fittings, metal components, storage racks, fences and all kinds of industrial products. Easy to cut, weld and form, with high material utilization and processing efficiency.
Why Choose Us
Wuxi Xuanyi Stainless Steel Co., Ltd. was founded in 2011. Located in Wuxi, China, we are a professional stainless steel supplier and processing service provider. Supported by stable resources from major steel mills, a stringent quality management system and extensive export experience, we offer a full range of stainless steel products and customized solutions to clients worldwide. We always prioritize quality, efficiency and customer satisfaction. With reliable products, competitive pricing and on-time delivery, we strive to create long-term value for global partners.

Why Do Customers Choose Xuanyi?
Why Can We Guarantee Stable Supply?
Relying on core steel mill resources including Baosteel, TISCO, Qingshan, Delong and Yongjin, we provide customers with stable supply and reliable delivery schedules.
- Authorized first-tier agent resource guarantee
- Fast delivery capacity
- Customized procurement service
Why Can We Guarantee Product Quality?
Full-process strict control from raw materials to final delivery to guarantee stable and reliable quality of every batch of products.
- ISO9001 certified quality system
- MTC Material Test Certificate provided
- Full-process quality traceability
Why Is Cooperation with Xuanyi Worry-Free?
Our professional team follows up orders throughout the whole process to help customers save time, reduce worries and lower procurement risks.
- Pre-sales technical support
- Visual tracking of production progress
- Comprehensive after-sales guarantee system

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