Steel Fasteners Manufacturer, Exporter & Supplier in India – Dipti
Steel Fasteners Manufacturer, Supplier & Exporter in India | Dipti Metal Industries
Company Overview
Founded in 2009 by Mr. Kumpsingh Rajput, Dipti Metal Industries is a globally recognized manufacturer and exporter of steel fasteners based in Mumbai, India. We supply to 75+ countries, serving industries such as oil & gas, petrochemicals, construction, marine, automotive, aerospace, power generation, and heavy engineering.
We are known as a Manufacturer, Supplier, Exporter, Stockist, Dealer, Distributor, and Wholesaler of Steel Fasteners, delivering products that meet the highest international standards.
Certifications
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ISO 9001:2015 – Quality Management System
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ISO 14001:2015 – Environmental Management
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ISO 45001:2018 – Health & Safety
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PED 2014/68/EU Certification
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CE Marking (European Conformity)
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EN 10204 3.1 / 3.2 Mill Test Certificates
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Third-Party Inspection Approvals – TUV, SGS, BV, DNV, Lloyd’s Register, ABS
Product Range – Steel Fasteners
Types of Fasteners:
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Bolts: Hex, U-Bolts, Eye Bolts, Anchor Bolts, Stud Bolts
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Nuts: Hex Nuts, Lock Nuts, Wing Nuts, Dome Nuts, Square Nuts
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Screws: Machine Screws, Socket Screws, Self-Tapping Screws
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Washers: Flat, Spring, Belleville, Teflon-Coated Washers
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Threaded Rods, Rivets, Custom & Non-Standard Fasteners
Material Grades:
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Stainless Steel: 304, 304L, 316, 316L, 310, 321, 347, 904L
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Carbon Steel: ASTM A193 B7, B7M, A320 L7, A320 L7M, B16
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Alloy Steel: ASTM A194 2H, 2HM, 4, 7, 8, 8M
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Duplex Steel: UNS S31803, S32205
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Super Duplex Steel: UNS S32750 (F53), UNS S32760 (F55)
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Nickel Alloys: Monel, Inconel, Hastelloy, Alloy 20
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Copper Alloys: Copper, Brass, Bronze
Coating & Plating Options
Dipti Metal Industries offers special coatings and platings for durability, corrosion resistance, and high-performance applications:
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Zinc Coating (Electro & Hot Dip Galvanized)
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Teflon (PTFE) Coating
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Xylan Coating
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Black Oxide Coating
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Phosphate Coating (Zinc/Manganese)
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Cadmium Plating
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Nickel Plating / Electroless Nickel
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Chrome Plating
📊 Types of Fastener Coatings – Advantages Table
| Coating / Plating | Key Benefits | Applications |
|---|---|---|
| Zinc (Electro / Hot Dip) | Strong corrosion resistance, cost-effective, suitable for outdoor use | Construction, pipelines, infrastructure |
| Teflon (PTFE) | Chemical resistance, non-stick, anti-galling, high-temperature performance | Oil & gas, petrochemicals, marine |
| Xylan | Extreme wear resistance, low friction, excellent in aggressive chemicals | Offshore, subsea, chemical industries |
| Black Oxide | Mild corrosion resistance, reduces glare, cost-effective | Automotive, machinery, tools |
| Phosphate (Zinc/Mn) | Improved lubrication, paint adhesion, wear protection | Defense, automotive, power plants |
| Cadmium | Excellent corrosion protection, anti-seizing, electrical conductivity | Aerospace, military, marine |
| Nickel / Electroless Ni | High wear resistance, smooth finish, corrosion & chemical resistance | Food processing, petrochemicals, aerospace |
| Chrome | Aesthetic finish, surface hardness, wear & corrosion resistance | Automotive, decorative, high-precision use |
Dimensions & Standards for Steel Fasteners
We manufacture fasteners according to international dimensional standards:
Bolts & Screws Standards:
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ISO 4014 / 4017 – Hex Bolts
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ISO 4762 – Socket Head Cap Screws
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DIN 931 / 933 – Hex Head Bolts
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ASTM A193 / A320 – High-Temperature & Low-Temperature Bolting
Nuts Standards:
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ISO 4032 / 4033 – Hex Nuts
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DIN 934 / 936 – Standard & Jam Nuts
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ASTM A194 – High-Strength Nuts
Washers Standards:
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DIN 125 / DIN 127 – Flat & Spring Washers
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ISO 7089 / ISO 7090 – Plain Washers
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DIN 7989 – Heavy-Duty Washers
Stud Bolts & Threaded Rods:
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ASME B16.5 / B16.47 – Stud Bolts for Flanges
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ASTM A193 / A320 – Threaded Rods
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BS 4882 – Stud Bolts
Size Range:
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Diameter: M2 to M100 | 1/8” to 4”
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Length: 6mm to 1000mm
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Threads: Metric, UNC, UNF, BSW, BSF, ACME
Applications of Steel Fasteners
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Oil & Gas Refineries
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Petrochemical Plants
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Power Generation (Thermal, Hydro, Nuclear)
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Automotive & Aerospace Engineering
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Marine & Offshore Platforms
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Infrastructure & Construction Projects
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Food Processing & Pharmaceuticals
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Shipbuilding & Heavy Engineering
Global Export Destinations
We export steel fasteners to 75+ countries worldwide, including:
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North America: USA, Canada, Mexico
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South America: Brazil, Argentina, Chile, Peru, Colombia, Venezuela
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Europe: Germany, UK, France, Italy, Spain, Netherlands, Poland, Russia, Ukraine, Belgium, Switzerland, Austria
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Middle East: UAE, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain, Iraq, Turkey
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Africa: South Africa, Egypt, Nigeria, Kenya, Ghana, Algeria, Morocco, Libya
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Asia: Japan, South Korea, Singapore, Malaysia, Thailand, Vietnam, Indonesia, Philippines, Bangladesh, Sri Lanka, India
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Oceania: Australia, New Zealand
Why Choose Dipti Metal Industries?
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15+ years of manufacturing & export expertise
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Certified & approved manufacturer (ISO, PED, CE, TPI)
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Wide coating & plating options to meet every application
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Custom fasteners as per international drawings
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Large ready stock & fast dispatch worldwide
Contact Us
For bulk orders and international fastener requirements, contact Dipti Metal Industries today. We are your trusted partner for steel fasteners manufactured in India and supplied worldwide.
