Blog/Top companies
28 July 2026
Top 10 Hot Dip Galvanized Fastener Manufacturers in India
India has hundreds of hot dip galvanized fastener manufacturers. This guide profiles the top 10 — evaluated by scale, certifications, product range, and market presence — to help buyers identify the right supplier faster.
AP
Akshay Parmar
Overview: Hot Dip Galvanized Fastener Industry in India
India’s hot-dip galvanized fastener segment supports corrosion-resistant bolting for transmission towers, solar structures, highways, bridges, railways, telecom infrastructure and industrial construction. The broader Indian fasteners market reached US$11.2 billion in 2025, while India produced about 168.4 million tonnes of crude steel in FY2025–26. BIS standard IS 1367 (Part 13):2020 specifies technical requirements for hot-dip galvanized coatings on threaded steel fasteners.
Top 10 Hot Dip Galvanized Fastener Manufacturers in India
1. Deepak Fasteners Limited
Deepak Fasteners Limited, headquartered in Ludhiana, Punjab, was established in 1958 and manufactures hot-dip galvanized fasteners, structural bolting assemblies, hex bolts, nuts, washers, socket screws and petrochemical stud bolts. It serves construction, infrastructure, oil and gas, power generation, railways, automotive, marine, mining and renewable-energy sectors. The company operates five manufacturing plants, owns the Unbrako brand worldwide and maintains ISO-certified facilities supported by a NABL-accredited testing laboratory.
2. Nexo Industries Private Limited
Nexo Industries Private Limited, based in Ludhiana, Punjab, was established in 1964 and manufactures hot-dip galvanized fasteners, high-tensile structural bolts, machine screws, nuts, washers, threaded rods and foundation bolts. Its products serve electricity transmission, telecommunications, railways, road-safety infrastructure, wind energy and refineries. The company differentiates itself through an annual fastener production capacity of 36,000 tonnes, in-house galvanizing capacity of 100–125 tonnes per day, and EN 15048 and CE certifications.
3. Simplex Engineering Company
Simplex Engineering Company, headquartered in Kolkata, West Bengal, was established in 1967 and manufactures hot-dip galvanized fasteners, including high-tensile and mild-steel bolts, nuts, washers, threaded rods and tower fasteners. Its products serve electrical transmission, telecommunications, steel buildings, solar energy, wind power and general engineering applications. The company operates two manufacturing plants, produces over 7,000 tonnes annually and holds ISO 9001, ISO 14001, ISO 45001 and CE certifications.
4. Roll-Fast (Kapil Enterprises)
Roll-Fast, the brand of Kapil Enterprises, is based in Sonipat, Haryana, and has manufactured fastening solutions since 1989. Its portfolio includes hot-dip galvanized fasteners, structural and high-tensile bolts, nuts, washers, stud bolts and custom large-diameter fasteners for renewable energy, construction, railways, petrochemicals, water projects and marine applications. The ISO 9001:2015-certified company operates three manufacturing units and exports products to more than 50 countries.
5. KOVA Fasteners Private Limited
KOVA Fasteners Private Limited, headquartered in Ludhiana, Punjab, was established in 2000 and manufactures hot-dip galvanized fasteners, structural bolting assemblies, hex bolts, carriage bolts, flange bolts, threaded rods and washers. It serves automotive, railways, solar power, wind energy, pre-engineered buildings and transmission-tower applications. The company has an installed capacity of 750 metric tonnes per month, exports to over 40 countries, and holds IATF 16949:2016 and CE certifications.
6. BRK Industries
BRK Industries, headquartered in Ludhiana, Punjab, was established in 1980 and manufactures hot-dip galvanized fasteners, bolts, nuts, washers, threaded rods, studs and customised fastening solutions. Its products serve railways, power transmission, renewable energy, construction, automotive and road-safety infrastructure. The company has in-house hot-dip galvanizing and product-development capabilities, maintains complete material-to-finished-product traceability, holds ISO 9001 certification and exports to more than 44 countries.
7. LC Fasteners Private Limited
LC Fasteners Private Limited, based in Panipat, Haryana, traces its origins to 1975 and manufactures hot-dip galvanized fasteners, HSFG bolt assemblies, high-tensile bolts, anchor bolts, threaded studs, shear connectors and special metal components. It serves railways, automotive, wind energy, oil and gas, construction, heavy-equipment and crane applications. The company operates integrated forging, threading, coating and testing facilities, holds ISO 9001:2015 certification and has RDSO approval for HSFG bolts.
8. Rattan Industries India
Rattan Industries India, based in Ludhiana, Punjab, was established in 1991 and manufactures hot-dip galvanized fasteners, high-tensile bolts and nuts, anchor bolts, threaded rods and customised forged components. It serves railways, automotive, wind energy, construction, power transmission, oil and gas, mining and road-safety infrastructure. The ISO 9001:2015-certified company offers in-house production and custom engineering capabilities and exports its products to more than 65 countries worldwide.
9. Panchsheel Fasteners Private Limited
Panchsheel Fasteners Private Limited, headquartered in New Delhi, was founded in 1973 and manufactures hot-dip galvanized fasteners, HSFG bolt assemblies, foundation bolts, threaded studs, nuts, washers and rail and metro fasteners. It serves power transmission, telecommunications, railways, bridges, steel structures, construction, automotive and engineering industries. The company offers products from M10 to M52, operates in-house hot-dip galvanizing and testing facilities, and holds approvals from infrastructure-sector organisations including IRCON and PGCIL.
10. SN Malhotra Industries
SN Malhotra Industries, based in Ludhiana, Punjab, was established in 1980 and manufactures hot-dip galvanized fasteners, high-tensile bolts, nuts, washers, threaded rods, studs and structural bolting products. It serves the automotive, agriculture, telecommunications, railways, road safety, construction and solar-power sectors. The ISO 9001:2015-certified company offers in-house hot-dip galvanizing, controlled product traceability, and research and development capabilities for designing and prototyping customised fasteners.
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