Steel Fasteners - Manufacturer of Nuts, Steel Bolts, Washers, Screws in India

Supplier of Fasteners available in Stainless Steel, Carbon Steel, Alloy Steel, Hastelloy, Monel, Inconel, Titanium, Super Duplex, Incoloy, Alloy 20, 254 SMO, Copper Nickel, High & Low Temperature Steel, Mild Steel At Best Price - M3 – M56 | 3/6″ to 2″

Prime Steel is a leading manufacturer and supplier of fasteners, spearheading innovation and excellence in the industry. With a relentless commitment to quality and precision engineering, We deliver a comprehensive range of fastening solutions tailored to meet the diverse needs of our clientele. Whether it's bolts, nuts, screws, or any other fastening component, We ensure superior durability, strength, and reliability in every product. When it comes to fasteners, We are not just a supplier, it's a trusted partner in building a solid foundation for success.

Reasons For Steel Fasteners Buyers To Choose Prime Steel

  • Exceptional Quality

  • Wide Range of Products

  • Customization Options

  • Reliability and Durability

  • Competitive Pricing

  • Expertise and Support

  • Commitment to Sustainability

  • Timely Delivery

Specifications of Fasteners

Standards 01

ASTM A193, ASTM A307, ASTM A563, ASTM A160, ASTM A164, ASTM B574, ASTM B446, ASTM B861, B862, ASTM B425, ASTM B166,ASTM B472

Size range 02

M3 – M56 | 3/6″ to 2″ | Custom Sizes, M 02 to M 160



Types 03

Bolts Stud Bolts, Hex Head Bolts, Socket Hexagon Head Screw Anchor Bolts, U-Bolts, J Bolts, Mushroom Head Square Neck Bolts, T- Head Bolts, Wing Screw.

DIMENSIONS 04

ANSI B 28.2.4 1M, ANSI B 18.2.4 2M, ASME B18.5, DIN 933, DIN 931, DIN 970, DIN 934, ISO 4033, ISO 4032, JIS, EN 10204 / 3.1

Length / End 05

3 mm to 200 mm
Plain End, Beveled End, Treaded



Materials 06

Stainless Steel, Duplex, Carbon Steel, Alloy Steel, Nickel Alloy, Copper Alloy, Nickel Alloy, Titanium


What is Steel Fasteners?

Steel fasteners are mechanical components used to join or affix two or more objects together securely. They are commonly made from various grades of steel due to steel's strength, durability, and versatility. Steel fasteners come in a wide range of shapes, sizes, and designs to suit different applications and requirements.

  • Bolts: Bolts are threaded fasteners with a head at one end and a threaded shaft that passes through the components being joined. They are often paired with nuts to create a secure connection.

  • Nuts: Nuts are internally threaded fasteners that mate with bolts or threaded rods to secure them in place. They come in various shapes and styles, such as hex nuts, square nuts, and wing nuts.

  • Screws: Screws are threaded fasteners designed to be inserted into pre-drilled holes and tightened to secure objects together. They come in different head styles, including flat, round, pan, and countersunk heads.

  • Washers: Washers are thin, flat discs placed between the head of a fastener and the surface of the object being fastened. They distribute the load evenly and prevent damage to the surface.

  • Anchors: Anchors are fasteners used to secure objects to concrete, masonry, or other hard surfaces. They come in various types, including expansion anchors, wedge anchors, and screw anchors.

Types of Fasteners

Check ANSI B 28.2.4 1M, ANSI B 18.2.4 2M, ASME B18.5 Fasteners Dimensions Download

ASME B18.1.1 Small Solid Rivets
ASME B18.1.2 Large Rivets
ASME B18.2.1 Square and Hex Bolts and Screws
ASME B18.6.2 Slotted Head Cap Screws, Square Head Set Screws, and Slotted Headless Set Screws
ASME B18.6.3 Machine Screws and Machine Screws Nuts
ASME B18.6.4 Thread Forming and Thread Cutting Tapping Screws and Metallic Drive Screws
ASME B18.8.1 Clevis Pins and Cotter Pins
ASME B18.8.2 Taper Pins, Dowel Pins, Straight Pins, Grooved Pins and Spring Pins
ASME B18.9 Plow Bolts
ASME B18.10 Track Bolts and Nuts
ASME B18.2.2 Square and Hex Nuts
ASME B18.2.6 Fasteners for use in Structural Applications
ASME B18.3 Socket Cap, Shoulder and Set Screws
ASME B18.5 Round Head Bolts
ASME B18.11 Miniature Screws
ASME B18.13 Screws and Washer Assemblies (Sems)
ASME B18.22.1 Plain Washers
ASME B18.23.1 Beveled Washers
ASME B18.15 Forged Eyebolts
ASME B18.17 Wing Nuts, Thumb Screws and Wing Screws
ASME B18.21.1 Lock Washers
ASME B18.7 General Purpose Semi- Tubular Rivets, Full Tubular Rivets, Split Rivets and Rivet Caps
HEXAGON BOLTS / SET SCREWS SOCKET CAP SCREWS STUD BOLTS HEXAGON NUTS
DIN 931 DIN 912 BS4882 DIN 934
DIN 933 DIN 6912 DIN 976 BS 1768
ISO 4014 UNI 5931 ISO 4032
ISO 4017 BS 2470 ISO 4033
BS 1769 BS 4168 ANSI B18.2.2
BS 1768 DIN 7984 BS 1769
UNI 5731 ANSI B18.3 BS 1083
UNI 5739 ISO 4762 BS 3692
BS 3692
ANSI B18.2.1
SOCKET & SLOTTED SET SCREWS SOCKET & SLOTTED COUNTERSUNK SCREWS WASHERS STUDS
DIN 913 DIN 963 DIN 125 DIN 938
DIN 914 DIN 7991 DIN 9021 DIN 939
DIN 553 BS 2470 Spring Washers
DIN 915 BS 4168 BS 4320 DIN 2510
DIN 916 BS 1981 BS 3410 BS 4439
DIN 551 BS 483 BS 2693
DIN 438 DIN 127
BS 4168 BS 4464
BS 1802
Common types of fasteners include bolts, nuts, screws, washers, anchors, rivets, pins, clips, and staples. Each type has its specific design and function tailored to different applications.
Fasteners can be made from various materials, including steel, stainless steel, aluminum, brass, titanium, and plastics. The choice of material depends on factors such as strength requirements, environmental conditions, and cost considerations.
Bolts typically have a threaded shaft and are used with nuts to secure objects together through pre-drilled holes. Screws, on the other hand, have a threaded shaft and a head designed for driving into materials without the need for a nut.
Washers are thin, flat discs placed between the head of a fastener and the surface of the object being fastened. They distribute the load evenly, prevent damage to the surface, and provide a more secure connection.

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