UNI 5737 – Hexagon Head Bolts with Shank | DIN 931 | ISO 4014 | CSN 021101 | PN 82101 | EU 24014 – Manufacturer, Exporter & Supplier

Leading UNI 5737 Manufacturer, Exporter, Supplier, Stockist, Dealer, Distributor & Wholesaler – Dipti Metal Industries

Founded in 2009 by Kumpsingh Rajput, Dipti Metal Industries is a global leader in the manufacturing and export of UNI 5737 Hexagon Head Bolts with Shank, produced in compliance with UNI 5737 and equivalent international standards DIN 931, ISO 4014, CSN 021101, PN 82101, and EU 24014.
With exports to over 40 countries, our products serve critical sectors such as construction, heavy engineering, transportation, marine, oil & gas, and renewable energy.

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UNI 5737 Product Specifications

Standard & Equivalent Norms

• Current Norm: DIN EN ISO 4014

• Equivalent Norms: DIN 931, ISO 4014, CSN 021101, PN 82101, EU 24014

Size Range & Thread Options

• Diameter: M5 to M72

• Length: 20 mm to 600 mm

• Thread Type: Metric Coarse & Fine Pitch

• Thread Length: Fully threaded or partially threaded

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Available Material Grades

Carbon Steel

• Grades: 4.6, 5.6, 6.8, 8.8, 10.9, 12.9

• Finishes: Zinc Plated, Hot Dip Galvanized (HDG), Black Oxide, Geomet®, Dacromet®

Stainless Steel

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

• Finish: Self-Coloured, Passivated, Polished

Alloy Steel

• High tensile alloy grades with heat treatment

• Coatings: Phosphate, Zinc-Nickel, PTFE

Brass & Copper Alloys

• Grades: CZ121, CW614N, Naval Brass, Silicon Bronze

Special Alloys (on request)

• Duplex 2205, Super Duplex 2507

• Monel 400, Monel K500

• Inconel 600, Inconel 625, Inconel 718

• Hastelloy C22, Hastelloy C276

• Titanium Grade 2, Titanium Grade 5

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Coating & Surface Protection Options

Zinc Plating

Brands: MacDermid ZinKlad®, Coventya ZinKlad®, Atotech Starlite®

Hot Dip Galvanizing

Conforms to IS 2629 / ISO 1461 for superior corrosion resistance in marine and outdoor environments.

Geomet® / Dacromet® Coatings

OEM-approved anti-corrosion systems ideal for automotive and marine applications.

PTFE & Xylan® Coatings

For reduced friction, enhanced wear resistance, and chemical protection.

Phosphate Coating

Manganese and zinc phosphate coatings for improved wear resistance and lubrication.

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Applications

• Heavy structural steel fabrication

• Industrial machinery assembly

• Automotive & transportation equipment manufacturing

• Marine engineering & dock installations

• Oil, gas & petrochemical facilities

• Renewable energy infrastructure

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Manufacturing & Quality Assurance

All UNI 5737 bolts are manufactured using precision cold or hot forging, CNC machining, and undergo strict quality inspections.

Quality Tests Conducted:

• Dimensional verification

• Mechanical strength testing

• Coating thickness measurement

• Corrosion resistance (salt spray) testing

• Positive Material Identification (PMI)

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Export & Packing Details

Packing

• Bulk in woven sacks or gunny bags

• Small boxes in cartons

• Wooden pallets or seaworthy crates

• Heat-sealed moisture protection for long transit

Shipping & Incoterms

• EXW, FOB, CFR, CIF, DDP

• Ports: Nhava Sheva, Mundra, Chennai

Global Supply Network

We export UNI 5737 Hexagon Head Bolts with Shank to North America, South America, Europe, Middle East, Africa, and Asia-Pacific, supplying EPC contractors, OEMs, industrial distributors, and large-scale fabricators.

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Why Choose Dipti Metal Industries?

• 15+ years of manufacturing excellence

• Wide selection of materials, sizes, and coatings

• Compliance with international standards

• Competitive global pricing

• Large ready stock for urgent deliveries