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Nut Bolt

What are Industrial Fasteners?

Industrial fasteners are devices or tools, which can be used to connect or join two or more components together in an industrial and commercial setup. These fasteners can be permanent or temporary depending on the application where they are affixed. When temporary parts are removed they don’t put any pressure or jeopardize the existing system. Most of these fasteners are mechanical joints that help in the safe and reliable fastening of joints. A fastener plays an important role in our day-to-day lives from, furniture to vehicles. There are different types of fasteners, which include bolts, screws, nuts, washers, and so on. 

Nut Bolt Metric Sizes and International Standards

Metric bolts and nuts are essential fasteners in the critical assembly of different equipment and machinery parts. These bolt and nuts are manufactured following standards set by ISO and the German institution of DIN. The bolts and nuts are referred to as M sizes eg. M3, M12, etc. The sizes of these components are specified using the diameter, pitch, and length dimensions in millimeters. Where M is the metric thread, the number on the product (e.g. 8) is the nominal diameter, and the number 1.0 is the pitch of the threaded bolt. The final length of the module is 12mm. The coarse nuts range in nominal diameter from M10 to M160 with nut sizes between 17 to 230. For fine threaded bolts, the sizes range between M16 to M125 with nut sizes between 24 to 180.

What Are Hot Forged Fasteners?

Hot forged fasteners are devices, which are heated at extreme temperatures to soften the metal and then shape it in accurate shapes. The fasteners produced from this method are very strong in comparison to machined or cast components. Hot forged fasteners exhibit superior accuracy with excellent surface tolerance. The fastener produced from this process has low hardness with higher ductility and enhanced yield strength. The metal gains its strength after it is shaped in exact sizes. The coarse grain structure breaks up and is replaced by finer grains, which gives it enhanced properties and tolerances. Fasteners can be forged in a range of sizes and shapes.

What Is Hot Dip Galvanised Bolts & Nuts?

Hot dip galvanization is amongst the oldest methods used to protect steel fasteners against corrosion. In this process bolts and nuts are immersed in tanks containing over 70 tons of 840 degrees F zinc. After keeping the items in the tank, it metallurgical bonds with the zinc and forms a protective coating on the component. Excess zinc is removed from the threads to form high-quality products. The HDG process provides two types of galvanic and corrosion protection. It acts as a semi-impermeable barrier against toxicants and corrosive media. The coating requires little to no maintenance and protects against corrosion for 50-70 years in different stress-induced environments.

Hex Bolts

Countersunk Bolts

U Bolts

Tie Rods

 

Dome Nuts

Hex Nuts

Lock Nuts

Wing Nuts

 

Stud Bolt

Threaded Rod

Nut Bolt

Washer

 

Specification Analysis Of Automotive Fasteners

Fasteners Standard ASTM A194 / ASME SA 193
Size M 02 to M 33
Fasteners Length 3 mm to 200 mm
Threads: METRIC, BSW, BSF, UNC, UNF or as required
Fasteners Standard: DIN, ISO, JIS, GB, IS, BS, ASTM, ANSI – American National Standards Institute
  • ANSI B 18.2.4 2M
  • ANSI B 28.2.4 1M
  • stainless steel Stud Bolt length are defined in ASME B16.5 standard
  • Hex nuts are defined in ASME B18.2.2
  • ASME B18.5
  • BS en iso 3506

DIN: DIN 931, DIN 933, DIN 934, DIN 970

UTS – Unified Thread Standard : UNC, UNF, UNEF, UNS, NPT, NPTF

ISO – International Organization for Standardization : ISO 4032, ISO 4033, JIS standards

SCOPE OF MANUFACTURE
  • Up to M36 / 1-1/2” Dia, up to 1100mm lg
  • CNC Machined Fasteners, up to M100 / 4” Dia, up to 1500mm lg
Fasteners Dia M6 to M64 (1/4" - 2.5")
Length 12 MM - 500 MM (Upto 20 Inch)
IS Bolts 1363, 1364
DIN Bolts 931, 933
ISO Bolts ISO 3506
Fasteners Form of: Hex, Square, Round, Threading as per Gauge Etc.
Bolts Head drive: Phillips, Slotted, Phillips/Slot, Six-Lobe, etc
fasteners Test Certificate: Manufacturer Test Certificate as per EN 10204 / 3.1
Finishing: Zinc (yellow, white, blue, black), black oxide, , Geometry, Dacroment, anodizing, nickel plated, plated zinc-nickel, Passivated, Self-Colour, Hot Dip Galvanised (HDG), Bright Zinc Plated (BZP), Sherardized, Mechanically Applied coating and some special one like DACROMET
Fasteners Production process M2-M24: Cold Froging, hot forging M24-M100, , machining and CNC for Customized connecting element
Origin and service-region: European, Origin of Western European. However projects with eastern origin are possible on request.
Top Manufacturers SPAX® Screws, GKW, Unbrako, Kundan, APL, Sundaram Precision, Infasco, EBY Fasteners Etc.
Fasteners Types stainless steel Nuts, Bolts, Screws, Socket Screw, Sockets, Studs, Screw, Nut, Spring Washers, Hex Set Screw, Socket Hexagon Head Screw, Cap Screw, Wing Screw, Pan Head Screw, Machine Screw, Socket Head Cap Screw, Allen Cap screw, Wing Screw, Washers, Studs, Anchors, Hex Nut,Marine Anchors, Hexagon Nut, Hex Coupling Nut, Hex Domed Cap Nuts, Square Nut, Stud Bolts, Hex Head Bolts, Anchor Bolt, U- Bolts, J Bolts, T-Head Bolts, Mushroom Head Square Neck Bolts, Eye Bolt, Foundation Bolts, Structural Bolts

Hot Forged Fasteners Available Grade

Stainless Steel Fasteners

  • Stainless Steel Fasteners
  • Stainless Steel 304 Bolts
  • Stainless Steel 304L Fasteners
  • Stainless Steel 316 Bolts
  • Stainless Steel 316L Bolts And Nuts
  • 410 Stainless Steel Hex Bolts
  • 904l Stainless Steel Bolts
  • Stainless Steel Threaded Rod

Duplex/ Super Duplex Fasteners

  • Duplex Fasteners
  • UNS S31803 Bolts
  • UNS S32205 Bolts
  • Super Duplex 2507 Bolts
  • UNS S32750 Bolts
  • UNS S32760 Stud Bolts

Titanium Fasteners

  • Titanium Fasteners
  • Titanium Grade 2 Fasteners
  • Titanium Grade 5 Fasteners
  • Titanium Threaded Rod

Nickel Alloy Fasteners

  • Nickel Alloy Fasteners
  • Inconel Fasteners
  • Inconel Stud Bolts
  • Inconel Screws
  • Inconel 600 Bolts
  • Inconel 601 Bolts
  • Inconel 625 Bolts
  • Inconel 718 Bolts
  • Incoloy 800 Bolts
  • Incoloy 825 Bolts
  • Monel Fasteners
  • Monel 400 Bolts
  • Hastelloy Fasteners
  • Hastelloy C276 Bolts
  • Hastelloy Screws
  • Alloy 20 Bolts
  • 6% Mo Stainless Steel Bolting

Other Fasteners

  • Copper Bolts
  • Copper Nickel Fasteners
  • PTFE Coated Bolts And Nuts
  • Zirconium Bolts
  • Copper Threaded Rod