Heavy Hex Bolts and Nuts Suppliers in Singapore
Singapore’s dynamic industrial landscape drives demand for high-quality fasteners, particularly heavy hex bolts and nuts, that ensure structural integrity and reliability across sectors such as construction, manufacturing and infrastructure development. Sachiya Steel International Private Limited stands out as India’s foremost fastener manufacturer, offering products tailored to meet stringent global standards.
Specifications for Heavy Hex Bolts and Nuts
Heavy hex bolts and nuts are distinguished by their robust construction, featuring larger heads and wider bearing surfaces compared to standard hex bolts. This feature enhances their load-bearing capacity as well as resistance against loosening under high stress conditions, and includes key specifications like:
- Standard Sizes: Available in metric and imperial sizes ranging from M10 to M36 and 3/8″ to 1-1/2″ respectively.
- Materials: Manufactured from various materials including carbon steel, alloy steel, stainless steel (grades 304, 316), and exotic alloys such as Monel, Inconel, and Hastelloy.
- Coatings: Options for enhancing corrosion resistance include zinc plating, hot-dip galvanizing, epoxy coating, and PTFE coating.
Applications of Heavy Hex Bolts and Nuts
Heavy hex bolts and nuts find extensive applications across diverse industries due to their reliability and durability. Common applications include:
- Construction: Structural steel assemblies, bridges, and high-rise buildings.
- Manufacturing: Machinery, equipment, and automotive manufacturing.
- Oil & Gas: Offshore platforms, pipelines, and refineries.
- Infrastructure: Roads, railways, and public utilities.
Chemical and Mechanical Properties
To ensure optimal performance and durability, heavy hex bolts and nuts are manufactured with specific chemical compositions and mechanical properties:
- Chemical Composition: Varied depending on material type (e.g., carbon steel, stainless steel) to meet specified standards (ASTM, DIN, BS).
- Mechanical Properties: Includes tensile strength, yield strength, elongation, and hardness as per international standards.
Product Grades
Sachiya Steel International offers heavy hex bolts and nuts in various grades, ensuring compatibility with different industrial applications and environments:
- ASTM Grades: ASTM A307, ASTM A325, ASTM A490 for structural bolts.
- DIN Grades: DIN 931, DIN 933 for metric bolts.
- BS Grades: BS 4190 for British standards.
Grade Equivalent Table
| ASTM / DIN / BS Grade | Equivalent Standards |
| ASTM A307 | DIN 931, BS 4190 |
| ASTM A325 | DIN 933 |
| ASTM A490 | – |
| ASTM A193 B7 | DIN 975 |
| ASTM A194 2H | DIN 934 |
| ASTM F593 | – |
Size Table for Heavy Hex Bolts and Nuts
| Size (Metric) | Diameter (mm) | Size (Imperial) | Diameter (inch) |
| M10 | 10 | 3/8″ | 0.375 |
| M12 | 12 | 1/2″ | 0.5 |
| M16 | 16 | 5/8″ | 0.625 |
| M20 | 20 | 3/4″ | 0.75 |
| M24 | 24 | 1″ | 1 |
| M30 | 30 | 1-1/4″ | 1.25 |
| M36 | 36 | 1-1/2″ | 1.5 |
Heavy Hex Bolts and Nuts Price List
| Size (Metric / Inch) | Material | Coating | Price per Unit (USD) |
| M10 / 3/8″ | Carbon Steel | Zinc Plated | $0.50 |
| M12 / 1/2″ | Alloy Steel | Hot-Dip Galvanized | $0.80 |
| M16 / 5/8″ | Stainless Steel 304 | Plain | $1.20 |
| M20 / 3/4″ | Stainless Steel 316 | PTFE Coated | $2.00 |
| M24 / 1″ | Monel 400 | – | $5.50 |
| M30 / 1-1/4″ | Inconel 625 | Zinc Flake Coating | $8.00 |
| M36 / 1-1/2″ | Hastelloy C276 | Epoxy Coated | $12.00 |
- Applications: Widely used in construction (bridges, buildings), manufacturing (machinery, equipment), oil & gas (pipelines, refineries), and infrastructure (roads, railways).
- Quality Assurance: Products undergo rigorous quality checks and comply with international standards (ASTM, DIN, BS).
- Customization: Tailored solutions available for specific requirements in terms of size, material, coating, and packaging.
- Packaging: Securely packaged in boxes or on pallets to prevent damage during transportation and storage.
- Certifications: Products are accompanied by Mill Test Certificates (MTC), Certificate of Origin, and compliance statements as per customer requirements.
Why Select Sachiya Steel International Private Limited as Your Fastener Supplier in Singapore?
Sachiya Steel International Private Limited stands out as your go-to provider for superior-grade fasteners such as heavy hex bolts and nuts in Singapore. Why us? Here’s why our fastener offerings stand out:
1. Expertise in Fastener Manufacturing
Sachiya Steel International is recognized for their expertise and experience in fastener manufacturing, with products tailored specifically for diverse industries such as construction, manufacturing, oil & gas and infrastructure projects. We specialize in producing an array of fasteners tailored specifically to our customer’s specifications – be they construction projects, manufacturing plants or infrastructure developments.
2. Comprehensive Product Range
Our wide range of fasteners consists of heavy hex bolts and nuts in different sizes, materials, and coatings that meet international standards such as ASTM, DIN, and BS to guarantee reliability and performance in challenging applications.
3. Quality Assurance
Sachiya Steel International places great emphasis on quality. Our fasteners undergo stringent quality controls at each stage of production to meet international standards and customer specifications, and exceed customer expectations when it comes to durability, strength, and corrosion resistance.
4. Customization Capabilities
Our Singapore customers have unique requirements that require customization services tailored specifically for them, whether that means custom sizes, materials (such as stainless steel and exotic alloys), coatings (zinc plating or epoxy coating) or packaging; our solutions will always meet these exacting specifications.
5. Competitive Pricing and Value
We deliver cost-effective solutions at highly competitive pricing without compromising on quality. Through efficient manufacturing processes combined with strategic sourcing of raw materials, we deliver cost-cutting solutions to our Singapore customers that add efficiency and reliability to their projects. At the same time, we ensure high-quality products that bring added value by contributing directly to project performance and reliability.
6. Global Reach and Local Support
Sachiya Steel International boasts an unmatched global presence, providing seamless logistics and delivery service directly to Singapore. Furthermore, our customer support team provides prompt service to ensure a positive procurement experience from inquiry to delivery.
7. Certifications and Compliance
Our quality management systems adhere to stringent quality assurance measures and hold certifications such as ISO 9001:2015. Our products come complete with necessary certifications such as Mill Test Certificates (MTC), Certificates of Origin, and compliance statements providing assurances of product quality and traceability.