Coated Fasteners Supplier In India – Zinc Plated, Hot Dip Galvanized (hdg), Ptfe, Dacromet, Black Oxide | Grade 8.8, 10.9, 12.9, A2 70, A4 80

Coated Fasteners Supplier In India
₹28 - ₹144

Minimum Order : 350

Customization as per requirements


Specification Details
Size40s, 80s, 160s, XXS
TypeBolt, Nut, Screw, Washer, Rivet, Threaded Rod, Studs, Coated, Custom Fasteners
StandardDin, Jis, Is, Astm
Length3mm to 200mm
MaterialStainless Steel

Coated Fasteners Manufacturer & Supplier – Electro Galvanized, Mechanical Galvanized, PTFE & Dacromet | Grade 4.6, 8.8, 10.9, 12.9

Delta Fitt Inc is a leading coated fasteners manufacturer in India, offering a wide range of fasteners with superior surface coatings that provide enhanced corrosion resistance and durability. Because of their ability to endure tough conditions, our coated fasteners are perfect for use in industrial, electrical, automotive, and construction settings. We make sure every fastener satisfies strict quality criteria for strength, performance, and longevity by using cutting-edge coating methods. As a trusted coated fasteners supplier in India, we provide various coating options, including zinc plating, galvanization, and other specialized finishes tailored to customer requirements. To ensure dependability under a variety of circumstances, our fasteners go through rigorous quality control and testing. We provide high-quality coated fastener solutions for projects of all sizes, emphasizing prompt delivery and first-rate customer support. We also offer customization options to meet specific design, application, and material needs, delivering complete fastening solutions tailored to your project goals.

Coated Fasteners Weight Chart in KG, MM, PDF

Size (MM)20 MM30 MM40 MM50 MM60 MM80 MM100 MM
M64.35.97.69.210.914.117.4
M88.311.514.717.921.127.533.8
M1016.823.329.836.342.855.968.6
M1229.340.752.163.574.997.8120.6
M1666.592.0117.5143.0168.5219.5270.5
M20127.5173.5219.5265.5311.5403.5495.5
M24230.0280.0330.0380.0430.0530.0630.0
Coated fasteners are fastening components that have been carefully coated to provide increased corrosion resistance, durability, and long-term performance in harsh situations. Carbon steel, alloy steel (grades 8.8, 10.9, 12.9), and stainless steel (A2-70, A4-80) are commonly used to make these fasteners, which are then coated with protective finishes such as zinc plating, hot dip galvanizing (HDG), dacromet/geomet, black oxide, PTFE, or xylan. The coating provides a protective barrier against moisture, chemicals, and environmental exposure, making it ideal for construction, infrastructure, maritime, automotive, and heavy engineering applications. Coated fasteners provide dependable performance, less maintenance, and extended service life in both indoor and outdoor industrial environments by combining high tensile strength with enhanced surface protection.

Coated Fasteners - Grade Table

Base MaterialStrength GradeCoating TypeCoating Thickness (Approx.)Corrosion ResistanceCommon Applications
Carbon Steel4.6Zinc Plated (Electro Galvanized)5–12 MicronsModerateGeneral industrial use
Carbon Steel5.6Zinc Yellow / Blue5–12 MicronsModerateLight engineering
Carbon Steel8.8Zinc Plated / Black Oxide5–15 MicronsModerateMachinery & automotive
Carbon Steel8.8Hot Dip Galvanized (HDG)40–80 MicronsHighStructural & outdoor
Alloy Steel10.9Zinc Flake (Dacromet / Geomet)8–12 MicronsVery HighAutomotive & heavy duty
Alloy Steel12.9Black Oxide1–2 MicronsLow–ModerateHigh tensile indoor use
Alloy Steel10.9 / 12.9PTFE / Xylan Coated20–30 MicronsExcellentChemical & marine industry
Stainless SteelA2-70PTFE Coated15–25 MicronsExcellentMarine & coastal areas
Stainless SteelA4-80Fluoropolymer Coated20–30 MicronsSuperiorOffshore & chemical plants
Carbon Steel8.8Mechanical Galvanized15–25 MicronsHighConstruction & infrastructure

The Coated Fasteners grade table provides a clear overview of the combination of base material strength grades and protective coating types used to enhance performance in different environments. Strength grades such as 4.6, 8.8, 10.9, and 12.9 define the mechanical properties and load-bearing capacity of the fastener, while coatings like Zinc Plating, Hot Dip Galvanizing (HDG), Dacromet/Geomet, Black Oxide, and PTFE/Xylan improve corrosion resistance, durability, and service life. By referring to the grade table, engineers and buyers can select the right coated fastener based on exposure conditions, required tensile strength, and industry standards, ensuring reliable performance in construction, automotive, marine, infrastructure, and heavy engineering applications.


Type of Sub-products

  • Zinc Flake Coated Fasteners
    Zinc Flake Coated Fasteners

    Zinc Flake Coated Fasteners

    The zinc flake coating offers excellent protection against corrosion.

  • Electroplated Zinc
    Electroplated Zinc

    Electroplated Zinc

    Thin, smooth, and aesthetically pleasing but offers limited corrosion resistance.