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Stainless Steel Carriage bolt

Stainless Steel Carriage Bolt

Carriage bolts, also known as coach bolts or round head square neck bolts, are fasteners designed for applications where a smooth finish and security are required on the bolted surface. Kotadia Inc., based in Ahmedabad, Gujarat, is the leading name in stainless steel carriage bolt, Round head square neck bolts,Mushroom head square neck bolts manufacturer, suppliers, and exporters. Our extensive range includes DIN 603 standard carriage bolts made from high-quality stainless steel grades, such as S.S 304, 316, 202, A2-70, and A4-70. With a strong commitment to quality, we are the largest premium manufacturer in India.

 

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In production & stock — quote reply usually within 1-2 working hours
ISO 9001:2015 certified
MTC (Material Test Certificate / Report On Request)
RoHS & REACH compliant products
Batch traceable production
Custom sizes on request
Export-ready packing
Categories

Description

Stainless Steel Carriage Bolts / round head square neck bolts 

Kotadia Inc., located in Ahmedabad, India, is a renowned manufacturer, supplier, and exporter of high-quality stainless steel carriage bolts / mushroom head square neck bolts din 603. We specialize in producing steel fasteners with a wide range of materials, grades, and standards to meet various industry needs.Carriage bolts, also known as coach bolts or round head square neck bolts, are fasteners designed for applications where a smooth finish and security are required on the bolted surface.

Materials:

    • Stainless Steel: Carriage bolts / round head square neck bolt are commonly available in stainless steel grades such as 304 and 316. Stainless steel offers excellent corrosion resistance, making it suitable for outdoor and marine applications.
  1. DIN 603 Standard:
    • Carriage bolts adhere to the DIN 603 standard, which specifies the dimensions, materials, and properties of carriage bolts. This ensures uniformity and compatibility across different applications.
  2. Design:
    • Round Head: Carriage bolts feature a round, domed head with a flat underside to provide a smooth and finished appearance.
    • Square Neck: The square neck beneath the head of the bolt prevents it from rotating when tightened into wood or another material.
  3. Applications:
    • Woodworking: Carriage bolts are commonly used in woodworking applications, such as fastening wooden beams, posts, and structures.
    • Construction: They are also suitable for construction projects where a clean, finished look is desired.
    • Outdoor Structures: Due to their corrosion resistance, stainless steel carriage bolts are ideal for outdoor structures like fences, decks, and pergolas.
    • Marine Environments: The durability of stainless steel makes carriage bolts suitable for use in marine environments, such as docks and boat construction.
  4. Sizes and Dimensions:
    • Carriage bolts are available in various diameters and lengths to accommodate different applications and load requirements.
    • Common diameters range from M5 to M24, while lengths typically vary from 12mm to 200mm.
  5. Installation:
    • Carriage bolts are installed by inserting the bolt into a pre-drilled hole in the material and securing it with a nut tightened onto the threaded end.
    • The square neck prevents the bolt from turning during tightening, providing a secure and stable connection.
  6. Customization:
    • Carriage bolts can be customized based on specific requirements, including dimensions, materials, and surface finishes.

In summary, carriage bolts play a crucial role in various industries and applications, offering strength, durability, and a clean finish for secure fastening solutions.

Kotadia Fasteners stands out as a premier manufacturer, supplier, and exporter of Carriage Bolts in Ahmedabad. Our primary objective is to meet the diverse needs for industrial fasteners with utmost effectiveness and efficiency. Our entire range undergoes stringent quality checks and is available with customizable options. As one of the foremost Carriage Bolt Manufacturers in Ahmedabad, India, we possess the capability to fulfill your requirements for top-quality bolts, screws, and other products promptly.

Please feel free to contact us for further information, inquiries, or orders. Our experienced team is dedicated to providing top-notch products and services to meet your needs.

 

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Frequently Asked Questions

Can Stainless Steel Carriage bolt be customized to specific dimensions?
Yes, custom sizes and finishes can be manufactured against drawings or samples.
What is the typical lead time for large orders of Stainless Steel Carriage bolt?
Lead time depends on quantity and specification — contact us for a project-specific timeline.
Do you export Stainless Steel Carriage bolt outside India?
Yes, export packing and documentation support is available for international orders.
What quality checks are performed on Stainless Steel Carriage bolt?
Each batch undergoes dimensional and material verification before dispatch.
Can you match an existing sample or drawing for Stainless Steel Carriage bolt?
Yes, send your sample or technical drawing and we'll confirm feasibility and pricing.
How can I request a formal quotation for Stainless Steel Carriage bolt?
Use the enquiry form on this page or contact our sales team with your requirement.
Do you supply Stainless Steel Carriage bolt in bulk?
Yes, bulk orders and custom specifications are supported. Contact us for a quote.
Can I see full specifications before ordering Stainless Steel Carriage bolt?
Yes — the product page lists complete specs, sizes and downloadable datasheets.
Ready stockISO 9001:2015Bulk & custom sizes
ISO 9001:2015 quality-approved
Bulk & custom-spec manufacturing
MTC (Material Test Certificate / Report On Request)
Sample approval before bulk order
Pan-India delivery & export

Manufacturer, Supplier, Stockist & Exporter of Stainless Steel Carriage bolt — manufactured and supplied as per national & international standards (IS, DIN, ISO, ASTM & BS) with consistent quality, full material traceability and export-ready documentation.

✓ ISO 9001:2015✓ RoHS compliant✓ REACH compliant✓ MTC on request✓ Export documentation
Min. Order
Flexible — sample to bulk containers
Lead Time
Ready stock; 7–15 days for custom
Certifications
ISO 9001:2015, MTC (Material Test Certificate / Report On Request), RoHS & REACH compliant
Shipping
Pan-India & export

Need a bulk quote for Stainless Steel Carriage bolt?

Send your requirement, grade & quantity — our team replies with pricing and availability, usually within 1-2 working hours.

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Bulk & custom orders

Need a bulk quote or a custom size?

Send your specification or drawing — we'll confirm grade, standard and lead time straight from stock.

Get a manufacturer-direct quote for Stainless Steel Carriage bolt