UNI 6953 – Slotted Raised Countersunk Head Tapping Screws

Standard Compliance: DIN 7973 | ISO 1483 | CSN 021238 | PN 83104

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Overview of UNI 6953 Tapping Screws

Dipti Metal Industries, founded in 2009 by Kumpsingh Rajput, is a leading manufacturer, exporter, supplier, stockist, dealer, distributor, and wholesaler of UNI 6953 – Slotted Raised Countersunk Head Tapping Screws in India. These fasteners are designed for applications requiring a flush finish and self-tapping capability, ensuring secure fastening in sheet metal, timber, and light structural assemblies.

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Technical Specifications

Dimensions & Thread Details

• Thread Type: Self-tapping

• Head Type: Raised Countersunk (Oval) with Slotted Drive

• Size Range: ST 2.2 to ST 6.3 (Length 6 mm to 50 mm)

• Standards: UNI 6953 | DIN 7973 | ISO 1483 | CSN 021238 | PN 83104

Materials & Grades

• Carbon Steel: Case-hardened grades C35, C45

• Stainless Steel: A2-50, A2-70 (SS 304), A4-70, A4-80 (SS 316, SS 316L)

• Brass & Copper Alloys: CZ121, CW614N

• Special Alloys (on request): Titanium Grade 2, Grade 5; Inconel 600, 625, 718; Monel 400, Monel K500; Hastelloy C22, C276

Surface Coatings & Brand Options

• Zinc Plating: Blue, Yellow, Clear

• Hot Dip Galvanized (HDG)

• Geomet® / Dacromet® anti-corrosion coatings

• PTFE / Xylan® Fluoropolymer Coatings

• Electroless Nickel Plating

• Black Oxide Finish

• Phosphate Coating

• Zinc-Nickel Alloy Plating

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Applications

Industrial & Commercial Usage

• Sheet metal assembly and fabrication

• Electrical and electronics enclosures

• HVAC equipment and appliances

• Furniture and cabinetry manufacturing

• Marine fittings and dock hardware

• Agricultural machinery assembly

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Quality & Testing Standards

Every UNI 6953 screw is manufactured under strict quality control systems with advanced production processes. Testing includes:

• Dimensional verification

• Mechanical property testing

• Corrosion resistance (salt spray) testing

• Coating thickness measurement

• Positive Material Identification (PMI)

• Certification to EN 10204 3.1 or 3.2 as required

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Export & Packaging Details

Packing

• Bulk in gunny bags

• Small cartons packed in corrugated boxes

• Wooden pallets or crates with moisture protection

Marking

• Each package labeled with size, grade, standard, and batch number

Indian Port of Loading

• Nhava Sheva

• Mundra

• Chennai

Shipping Terms

• EXW, FOB, CFR, CIF, DDP

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Global Export Markets

Products are supplied to customers in North America, South America, Europe, Middle East, Asia-Pacific, and Africa. Major export destinations include the United States, United Kingdom, Germany, France, Italy, Netherlands, Spain, Australia, United Arab Emirates, Singapore, Malaysia, South Korea, Japan, South Africa, and Brazil.

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Why Choose Dipti Metal Industries?

• Over 15 years of manufacturing and export experience

• Wide choice of materials, grades, and coatings

• Compliance with UNI, DIN, ISO, and other global standards

• Large production capacity and fast delivery times

• Reliable service and competitive pricing for global buyers