DotsFastenersis a trusted and leading Fastener's Manufacturer in India, renowned for delivering premium-quality fasteners that adhere to international and domestic industry standards. We offer a comprehensive range in multiple sizes, materials, and grades to cater to the varying requirements of industrial, construction, and infrastructure sectors.
We are a leading Carriage Bolt Manufacturer in India, offering precision-engineered bolts for industrial and structural applications. Our products are designed with high tensile strength, excellent corrosion resistance, and dimensional accuracy to meet demanding requirements across sectors.
✅ Popular Carriage Bolt Variants
Product Type
Label
Allen Cap Bolt
Allen Cap Bolt Manufacturer
Anchor Bolt
Anchor Bolt Manufacturer
High Tensile Hex Bolt
High Tensile Hex Bolt Manufacturer
L Bolt
L Bolt Manufacturer
Square Bolt
Square Bolt Manufacturer
T Bolt
T Bolt Manufacturer
Hex Bolt
Hex Bolts Manufacturer
U Bolt
U Bolt Manufacturer
🧪 Coated Carriage Bolts Types
Coating Type
Manufacturer Label
PTFE Coated Carriage Bolts
PTFE Coated Carriage Bolts Manufacturer
Hot Dip Galvanized Carriage Bolts
HDG Carriage Bolts Manufacturer
Yellow Zinc Plated Carriage Bolts
Yellow Zinc Carriage Bolts Manufacturer
Blue Zinc Plated Carriage Bolts
Blue Zinc Carriage Bolts Manufacturer
Black Zinc Plated Carriage Bolts
Black Zinc Carriage Bolts Manufacturer
Zinc Cobalt Plated Carriage Bolts
Zinc Cobalt Carriage Bolts Manufacturer
Aluminium Zinc Flake Coated Carriage Bolts
Aluminium Zinc Carriage Bolts Manufacturer
Black Phosphate Carriage Bolts
Black Phosphate Carriage Bolts Manufacturer
Zinc Plated Carriage Bolts
Zinc Plated Carriage Bolts Manufacturer
Nickel-Plated Carriage Bolts
Nickel Carriage Bolts Manufacturer
Chrome Plated Carriage Bolts
Chrome Carriage Bolts Manufacturer
Cadmium Plated Carriage Bolts
Cadmium Carriage Bolts Manufacturer
Copper Plated Carriage Bolts
Copper Carriage Bolts Manufacturer
Silver Plated Carriage Bolts
Silver Carriage Bolts Manufacturer
Tin-Plated Carriage Bolts
Tin-Plated Carriage Bolts Manufacturer
📐 Carriage Bolts Specifications
Parameter
Details
Diameter
M6 to M42
Length
12 mm to 500 mm
Grades
4.6, 4.8, 5.6, 8.8
Finish/Colors
Self, Zinc Plated, Yellow, Black, HDG, Rilsan Blue
Standards
DIN 603, 604, 605, 607, 608
🧪 Carriage Bolt Finishes
Plain Finish – No additional coating.
Zinc Plated – Silver finish with corrosion protection.
Zinc + Chromate – Enhanced corrosion resistance.
Zinc + Yellow Chromate – Superior resistance with golden appearance.
Hot Dip Galvanized (HDG) – Immersed in molten zinc for high corrosion resistance.
🏭 Industries Using Carriage Bolts
Oil & Gas Industries
Petroleum Industry
Chemical Plants
Aerospace Sector
Nuclear Power Plants
Defense and Military Installations
🔧 Attributes of Our Carriage Bolts
✔️ High dimensional precision
✔️ Strong mechanical design
✔️ Superior abrasion & corrosion resistance
✔️ Extended operational life
✔️ Excellent tensile strength for industrial use
🌐 Standards Complied
German – DIN 603, 604, 605, 607, 608
International – ISO, SAE, ASME, UNI, PN, EU, BS, IS
