10.9 Nut Bolt
10.9 Nut Bolt Manufacturer

Maa Engineering is a trusted name in the manufacturing of 10.9 Nut Bolts, catering to the diverse industrial needs of clients across Kolkata, West Bengal, Odisha, Bihar, Jharkhand, and Assam. Our 10.9-grade Nut Bolts are known for their superior tensile strength, durability, and reliability, making them ideal for critical applications in construction, machinery, and automotive industries.
About 10.9 Nut Bolt
10.9 Nut Bolts are high-strength fasteners made from quenched and tempered alloy steel. These bolts are designed for applications requiring superior tensile strength and resistance to wear and tear. The 10.9 grade signifies that these bolts have a tensile strength of 1,040 MPa and can withstand demanding environments and heavy loads without deformation or failure.
10.9 Nut Bolt Specifications
Our 10.9 Nut Bolts are manufactured to the highest standards with the following specifications:
- Material: Medium carbon steel or alloy steel, quenched and tempered.
- Grade: 10.9 for high tensile strength.
- Size Range: M6 to M64 (custom sizes available).
- Thread Types: Metric Coarse, Metric Fine, UNC, and UNF.
- Finish Options: Black Oxide, Zinc Plated, Hot-Dip Galvanized, or Phosphate.
- Standards: Manufactured in compliance with ISO, DIN, ANSI/ASME, and BS standards.
Product Description
Our 10.9 Nut Bolts are engineered to provide exceptional performance in high-stress applications. These bolts are perfect for:
- Structural engineering projects like bridges, dams, and high-rise buildings.
- Heavy machinery and equipment used in manufacturing and mining.
- Automotive applications, especially in engine assembly and chassis construction.
- Renewable energy sectors, including wind turbines and solar panel installations.
Customization Options
At Maa Engineering, we understand that every project is unique. We offer customization options to meet your specific requirements:
- Custom Dimensions: Tailored sizes to fit specialized equipment or projects.
- Material Selection: Options for high-grade carbon steel, stainless steel, and alloy steel.
- Thread Design: Custom threading for specific applications.
- Protective Coatings: Anti-corrosion finishes like PTFE, cadmium, or phosphate.
Compliance with Industry Standards
Our 10.9 Nut Bolts adhere to internationally recognized standards, ensuring quality and reliability:
- ISO 898-1: Mechanical properties of fasteners made of carbon steel and alloy steel.
- DIN 933 and DIN 931: Specifications for fully and partially threaded bolts.
- ASTM A490: Standards for high-strength structural bolts.
Versatile Design
The design of our 10.9 Nut Bolts makes them suitable for a wide range of applications. Their high tensile strength and robust construction ensure they perform reliably under various conditions, including extreme temperatures and high-pressure environments.
Easy to Install
Our bolts are precision-engineered for easy installation, ensuring a secure fit with minimal effort. This reduces assembly time, enhancing overall productivity in large-scale projects.
Sustainable Choice
At Maa Engineering, we prioritize sustainability by using eco-friendly manufacturing processes and materials. Our bolts are designed for long-term use, reducing the need for frequent replacements and minimizing environmental impact.
Why Choose Maa Engineering?
- High-Quality Products: Manufactured with advanced technology for precise performance.
- Wide Range of Sizes and Options: Tailored solutions for every application.
- Prompt Delivery: Reliable supply chain across Kolkata, West Bengal, Odisha, Bihar, Jharkhand, and Assam.
- Competitive Pricing: Affordable without compromising on quality.