ST35 Structural Carbon Steel Supplier, Manufacturer & Exporter in India
Russian Metals is a trusted supplier, manufacturer, and exporter of ST35 Steel (Ст35 Steel), a widely used low carbon structural steel grade. This weldable carbon steel is commonly used in construction, engineering, fabrication, and general structural applications.
Product Overview of ST35 Steel
ST35 Steel (Ст35 Steel) is a low carbon structural steel widely used in construction and general engineering applications. It is similar in performance to mild steel grades used in structural fabrication.
This structural carbon steel provides good weldability, machinability, and balanced strength, making it suitable for industrial fabrication and construction use. Russian Metals supplies high-quality ST35 structural steel for engineering and infrastructure projects.
- Low carbon structural steel
- Excellent weldability and formability
- Good structural strength
- Cost-effective engineering material
- EN E235 / DIN St37.4 comparable
What is ST35 Steel?
ST35 Steel (Ст35 Steel) is a Russian low carbon structural steel grade designed for general engineering and construction applications. It is known for its good ductility, weldability, and cost efficiency.
This mild steel grade ST35 is widely used in welded structures, machine components, and structural fabrication.
- Low carbon content
- Excellent weldability
- Good formability
- Reliable structural strength
- Cost-effective performance
- Wide industrial applications
Why ST35 Steel Performs in Construction Applications
This low carbon structural steel provides excellent flexibility and easy fabrication, is highly suitable for welding and structural assembly as a weldable carbon steel, is ideal for building and infrastructure applications as a construction steel grade, offers balanced strength and ductility for engineering use, and is widely used in manufacturing and fabrication industries as industrial structural steel.
ST35 Steel Supply Range
Russian Metals supplies ST35 Structural Carbon Steel in multiple forms for construction, engineering, and fabrication applications.
Variants of ST35 Steel
Russian Metals supplies multiple variants and customized dimensions of ST35 steel products
Advantages of ST35 Steel
Engineered for construction and general engineering where weldability, cost-effectiveness, and structural strength are critical.
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Excellent weldability easy to weld and fabricate for construction use
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Cost effective material affordable solution for industrial applications
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Good structural strength reliable performance in engineering structures
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Wide availability commonly used and easily sourced steel grade
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Versatile applications suitable for construction and fabrication industries
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Good formability and ductility for fabrication
Where ST35 Steel Is Used
From building frameworks to industrial fabrication, ST35 steel delivers reliable structural performance.
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Construction structures and building frameworks
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Industrial fabrication and machine components
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Structural beams and welded assemblies
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Engineering projects and infrastructure systems
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Fabrication workshops and general industrial use
Technical Specifications of ST35 Steel
Complete technical reference for engineers, buyers, and quality assurance teams.
Product Specifications of ST35 Steel
Product details, available forms, usage areas, and supply information.
| Specification | Details |
|---|---|
| Product Name | ST35 Steel (Ст35 Steel, Carbon steel grade ST35) |
| Brand | Russian Metals |
| Material Type | Carbon Steel / Structural Steel |
| Grade | ST35, Ст35, EN E235, DIN St37.4, ASTM A106 Gr.B (close equivalent) |
| Steel Classification | Low carbon structural steel / Weldable carbon steel / Mild steel grade ST35 |
| Available Forms | Plate, sheet, round bar, rod, pipe, tube, flat bar, structural beam, welded pipe, coil |
| Common Usage | Construction structures, building frameworks, industrial fabrication, machine components, infrastructure |
| Surface Finish | Bright, mill finish as required |
| Shape Options | Round, flat, plate, sheet, structural sections, custom components |
| Size Options | Custom sizes available as per requirement |
| Heat Treatment Condition | Hot rolled condition / Normalized condition / As rolled condition |
| Standard | GOST / Russian structural steel standards |
| Supply Type | Supplier, manufacturer, exporter and stockist |
| Price | ST35 steel price available on request |
| Customization | Available as per drawings, dimensions and application needs |
Chemical & Mechanical Properties of ST35 Steel
Certified composition and performance metrics for ST35 low carbon structural steel according to GOST and international standards.
Characteristics of ST35 Steel
| Property | Value |
|---|---|
| Grade | ST35 (Ст35) - Low Carbon Structural Steel |
| Classification | Weldable carbon steel / Mild steel grade ST35 |
| Designation | Construction and industrial structural steel |
ST35 Chemical Composition
| C (Max) | Si (Max) | Mn (Min) | P (Max) | S (Max) | Fe |
|---|---|---|---|---|---|
| ≤0.17 | ≤0.35 | ≥0.40 | ≤0.025 | ≤0.025 | Balance |
ST35 Steel Mechanical Properties
Density: ~7.85 g/cm³ | Hardness: ~120–160 HB | Weldability: Excellent; no preheat required.
| Delivery Condition | Tensile Strength (Rm) (MPa) | Yield Strength (ReH) (MPa) | Elongation (A%) |
|---|---|---|---|
| BK (Cold Finished/Hard) | 480 | — | 6 |
| BKW (Cold Finished/Soft) | 420 | — | 10 |
| BKS (Stress Relieved) | 420 | 315 | 14 |
| GBK (Annealed) | 315–470 | 235 | 25 |
| NBK (Normalized) | 340–470 | 235 | 25 |
Equivalent Grades for ST35 Steel
| Standard | Equivalent Grade |
|---|---|
| EN | E235 (1.0308) |
| DIN | St37.4 |
| ASTM / AISI | A106 Gr.B (close equivalent) |
| BS | ERW2 / ERW3 |
| ISO | TS-34a |
Control & Diagnostics of ST35 Steel
Every batch is tested to meet international and GOST industry standards.
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Chemical composition testing
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Mechanical property testing
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Weldability analysis
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Surface quality inspection
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Dimensional accuracy checks
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Ultrasonic testing (if required)
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Material traceability certification
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Compliance with GOST standards
Each product is inspected to ensure compliance with industrial and GOST quality standards.
Trusted Partner for ST35 Steel
Premium quality structural steel materials with global supply capability from India.
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Trusted structural steel supplier specialized in Russian carbon steel ST35 and structural grades
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Wide product range in plates, sheets, bars, pipes, tubes, and structural sections
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GOST certified quality manufactured as per Russian and international standards
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Competitive pricing for cost-effective steel solutions for industrial needs
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Custom manufacturing support for custom sizes and structural components
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Reliable supply chain with fast delivery for construction and engineering projects
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Strong technical engineering expertise
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Fast global delivery from India
Order ST35 Steel from Russian Metals
Russian Metals is your trusted supplier of ST35 Steel (Ст35 Steel), low carbon structural steel, and weldable carbon steel products. We deliver high-quality structural steel suitable for construction, engineering, and industrial fabrication applications.
* ST35 (Ст35) - Low carbon structural steel: chemical composition, mechanical properties, equivalent grades (EN E235, DIN St37.4, ASTM A106 Gr.B), and applications for construction structures, building frameworks, industrial fabrication, machine components, and general engineering.
Contact Russian Metals today to order premium ST35 plates, sheets, bars, rods, pipes, tubes, structural beams, coils, and industrial steel products for your project requirements.