A36 (K02600) Carbon Steel Galvanized Products – ASTM A653/A123; GB/T 2518; JIS G3302; EN 10346
A36 Carbon Steel (Structural) is a premium-grade material manufactured to ASTM A653/A123; GB/T 2518; JIS G3302; EN 10346 standards, available in Galvanized Products form with K02600 UNS designation. Produced through Hot Dipped Galvanized / Electro-Galvanized processes, this alloy delivers consistent mechanical properties and superior performance in demanding environments. Key applications include corrosion-resistant roofing, fencing and barriers, hvac ductwork, serving industries such as Construction, Agriculture, Infrastructure. Core Metal Steel supplies A36 Galvanized Products in full compliance with ISO 9001:2015, CE Marking certifications, ensuring material traceability and quality assurance for critical service applications.
Product Specifications
| Material Family | Carbon Steel |
| Sub-Family | Structural |
| Grade | A36 |
| UNS Number | K02600 |
| Standard | ASTM A653/A123; GB/T 2518; JIS G3302; EN 10346 |
| Product Form | Galvanized Products |
| Manufacturing Process | Hot Dipped Galvanized / Electro-Galvanized |
| Thickness Range | 0.15-6 mm (coated) |
| Width Range | 750-2000 mm |
| Length Range | 1000-6000 mm |
Chemical Composition
| Element | Composition (%) |
|---|---|
| C | 0.26 max |
| Mn | 0.80-1.20 |
| Si | 0.40 max |
| P | 0.040 max |
| S | 0.050 max |
| Cu | 0.20 min (when specified) |
| Fe | Balance |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 400-550 |
| Yield Strength (MPa) | 250 min |
| Elongation (%) | 20 min (in 200 mm) |
| Hardness (Brinell) | 112-163 |
Key Features
- Manufactured in strict compliance with ASTM A653/A123; GB/T 2518; JIS G3302; EN 10346 specifications for guaranteed quality and performance
- Available in Hot Dipped Galvanized / Electro-Galvanized manufacturing processes to suit diverse application requirements
- Mechanical properties: 400-550 tensile strength, 250 min yield strength
- UNS designation K02600 — fully traceable material with mill test certification
- Certified to ISO 9001:2015, CE Marking standards for global market acceptance
- Zinc coating provides long-lasting corrosion protection in outdoor and marine environments
Applications & Industries
| Application | Industry |
|---|---|
| Corrosion-resistant roofing | Construction |
| Fencing and barriers | Agriculture |
| HVAC ductwork | Infrastructure |
| Agricultural equipment | HVAC |
| Highway guardrails | Utilities |
| Water drainage systems | Transportation |
At Core Metal Steel, we maintain extensive inventory of A36 Carbon Steel Galvanized Products products, ensuring rapid fulfillment for both standard and custom orders. Our Structural grade Galvanized Products products are sourced from certified mills and undergo rigorous quality inspection before shipment.
The A36 grade is one of the most requested materials in the Carbon Steel category, valued for its balanced combination of corrosion-resistant roofing, fencing and barriers performance. Whether your project requires standard dimensions or custom specifications, our technical team provides comprehensive support from material selection through delivery.
Surface finish options for A36 Galvanized Products include Galvanized (Z275), Galvannealed (ZF180), Spangle (Regular/Mini), Chromated, Oiled, Skin Passed. Each finish is applied to meet specific application requirements, from hygienic food-grade surfaces to decorative architectural finishes. All products are supplied with mill test certificates (MTC) per EN 10204 3.1, documenting chemical composition and mechanical test results.
Our A36 Galvanized Products products carry ISO 9001:2015, CE Marking, ABS, DNV-GL, Lloyd’s Register certifications, providing assurance of material quality and compliance with international standards. We serve customers across Construction, Agriculture, Infrastructure, HVAC sectors with consistent product availability and competitive pricing.
Frequently Asked Questions
What is the difference between A36 and A572 Gr50 steel?
A36 is a standard structural steel with a minimum yield strength of 250 MPa, suitable for general construction applications. A572 Gr50 is a high-strength low-alloy (HSLA) steel with a minimum yield strength of 345 MPa, offering approximately 40% higher strength. A572 Gr50 contains small amounts of columbium (niobium) and vanadium for grain refinement and precipitation strengthening, allowing lighter structures with equivalent load-bearing capacity.
What is A516 Gr70 steel used for?
A516 Gr70 is a pressure vessel quality steel plate designed for moderate and lower temperature service. It is widely used in the fabrication of pressure vessels, boilers, and heat exchangers in the oil and gas, petrochemical, and power generation industries. The grade designation ’70’ refers to its minimum tensile strength of 70 ksi (485 MPa). It is tested for impact resistance at low temperatures, making it suitable for cryogenic applications.
How does galvanized steel resist corrosion?
Galvanized steel is coated with a layer of zinc through hot-dip galvanizing or electro-galvanizing. The zinc coating provides corrosion protection through two mechanisms: barrier protection (the zinc physically blocks oxygen and moisture from reaching the steel substrate) and sacrificial (cathodic) protection (zinc corrodes preferentially to steel, protecting exposed areas even if the coating is damaged). Typical zinc coating weights range from Z90 to Z275 (90-275 g/m²).
What is the difference between Q235 and SS400?
Q235 (GB/T 700, Chinese standard) and SS400 (JIS G3101, Japanese standard) are both general structural steels with similar mechanical properties. Both have minimum yield strengths around 235-245 MPa and tensile strengths of 370-510 MPa. The main differences are in the standard specifications and some minor chemical composition requirements. They are often considered equivalent in practical applications and can be substituted for each other in non-critical structural uses.
Is AH36 suitable for shipbuilding?
Yes, AH36 is specifically designed for shipbuilding applications and is certified by classification societies such as ABS, DNV-GL, Lloyd’s Register, and BV. The ‘AH’ designation indicates that it is a high-strength hull structural steel with a minimum yield strength of 355 MPa. The ’36’ refers to its strength grade in kgf/mm². It provides excellent toughness at low temperatures and is used for hull structures, decks, and offshore platforms.
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