Standard

Standards Specification used for manufacturing Fasteners

THREAD SECTION

  • ASME B1.1 Unified Inch Screw Threads (UN and UNR Thread Form)
  • ASME B1.2 Gages and Gaging for Unified Inch Screw Threads
  • ASME B1.3 Screw Thread Gaging Systems for Acceptability: Inch and Metric Screw Threads (UN, UNR, UNJ, M, and MJ)
  • IFI-301 Gage Calibration Requirements and Procedures for Thread Gages

BOLTS, STUDS AND THREADED ROD SECTION

  • ASME B18.2.1 Square, Hex, Heavy Hex, and Askew Head Bolts and Hex, Heavy Hex, Hex Flange, Lobed Head, and Lag Screws
  • ASME B18.5 Round Head Bolts
  • ASME B18.9 Plow Bolts
  • ASME B18.10 Track Bolts and Nuts
  • IFI -111 Hex Flange Screws
  • IFI -199 Tap Bolts (Inch Series)
  • ASME B18.31.2 Continuous Thread, Flange (Stud Bolt), and Double-End Studs
  • ASME B18.31.3 Threaded Rods
  • ASME B18.31.5 Bent Bolts (Inch Series)
  • IFI-115 Flange 12-Point Screws
  • IFI-148 Threaded Projection Weld Studs
  • SAE J429 Mechanical and Material Requirements for Externally Threaded Fasteners
  • ASTM A193/A193M Alloy Steel and Stainless Steel Bolting Materials for High Temperature Service
  • ASTM A307 Carbon Steel Externally Threaded Standard Fasteners
  • ASTM A320/A320M Alloy Steel Bolting Materials for Low Temperature Service
  • ASTM A354 Quenched and Tempered Alloy Steel Bolts, Studs, and Other Externally Threaded Fasteners
  • ASTM A394 Steel Transmission Tower Bolts, Zinc Coated and Bare
  • ASTM A449 Hex Cap Screw, Bolts and Studs, Steel, Heat Treated, 120/105/90 ksi Minimum Tensile Strength, General Use
  • ASTM A962/A962M Common Requirements For Bolting Intended For Use At Any Temperature From Cryogenic To The Creep Range
  • ASTM F468 Nonferrous Bolts, Hex Cap Screws, and Studs for General Use
  • ASTM F593 Stainless Steel Bolts, Hex Cap Screws, and Studs
  • ASTM F1554 Anchor Bolts, Steel, 36, 55 and 105-ksi Yield Strength
  • IFI-124 Test Procedure for the Performance of Nonmetallic Resistant Element Prevailing-Torque Screws
  • IFI-125 Test Procedure for the Performance of Adhesive Coated Prevailing-Torque Screws
  • MIL-DTL-1222J General Specification for Studs, Bolts, Screws and Nuts for Applications Where a High Degree of Reliability is Required

SOCKET SECTION

  • ASME B18.3 Socket Cap, Shoulder, Set Screws, Hex, and Spline Keys
  • ASTM A574 Alloy Steel Socket Head Cap Screws
  • ASTM F835 Alloy Steel Socket Button and Flat Countersunk Head Cap Screw
  • ASTM F837 Stainless Steel Socket Head Cap Screws
  • ASTM F879 Stainless Steel Socket Button and Flat Countersunk Head Cap Screws
  • ASTM F880 Stainless Steel Socket Set Screws
  • ASTM F912 Alloy Steel Socket Set Screws

STRUCTURAL FASTENER SECTION

  • ASME B18.2.6 Fasteners for Use in Structural Applications
  • ASTM A325 Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength
  • ASTM A490 Structural Bolts, Alloy Steel, Heat Treated, 150 ksi Minimum Tensile Strength
  • ASTM F959 Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners
  • ASTM F1852 Twist Off Type Tension Control Structural Bolt/Nut/Washer Assemblies, Steel, Heat Treated 120/105 ksi Minimum Tensile Strength
  • ASTM F2280 “Twist Off” Type Tension Control Structural Bolt/Nut/Washer Assemblies, Steel, Heat Treated, 150 ksi Minimum Tensile Strength

NUT SECTION

  • ASME B18.2.2 Nuts for General Applications: Machine Screw Nuts, Hex, Square, Hex Flange, and Coupling Nuts
  • ASME B18.6.9 Wing Nuts
  • ASME B18.16.4 Serrated Hex Flange Locknuts: 90,000 psi
  • ASME B18.16.6 Prevailing Torque Locknuts
  • SAE J995 Mechanical and Material Requirements for Steel Nuts
  • ASTM A194/A194M Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
  • ASTM A563 Carbon and Alloy Steel Nuts
  • ASTM F467 Nonferrous Nuts for General Use
  • ASTM F594 Stainless Steel Nuts
  • IFI-101 Torque-Tension Requirements for Prevailing-Torque Type Steel Hex and Hex Flange Nuts
  • IFI-155 Test Procedure for the Performance of Nonmetallic Resistant Element Prevailing-Torque Nuts IFI-160 Test Procedure for the Performance of Nuts with Pre-Applied Adhesive Coated Threads

SCREW SECTION

  • ASME B18.6.1 Wood Screws
  • ASME B18.6.2 Slotted Head Cap Screws
  • ASME B18.6.3 Machine Screws, Tapping Screws, and Metallic Drive Screws
  • ASME B18.6.8 Thumb Screws and Wing Screws
  • ASME B18.13 Screw and Washer Assemblies — SEMS
  • IFI-113 Steel Self-Drilling Tapping Screws
  • ASTM C954 Steel Drill Screws for the Application of Gypsum Panel Products or Metal Plaster Bases to Steel Studs from 0.033 in. (0.84 mm) to 0.112 in. (2.84 mm) in Thickness
  • ASTM C1002 Steel Self-Piercing Tapping Screws for the Application of Gypsum Panel Products or Metal Plaster Bases to Wood Studs or Steel Studs
  • ASTM C1513 Steel Tapping Screws for Cold-Formed Steel Framing Connections

WASHER SECTION

  • ASME B18.21.1 Washers: Helical Spring-Lock, Tooth Lock and Plain Washers
  • ASTM F436 Hardened Steel Washers

RIVET SECTION

  • ASME B18.1.1 Small Solid Rivets 7/16 In. Nominal Diameter and Smaller
  • ASME B18.1.2 Large Rivets 1/2 In. Nominal Diameter and Larger
  • ASME B18.7 General Purpose Semi-Tubular Rivets, Full Tubular Rivets, Split Rivets and Rivet Caps
  • IFI-110 Glossary of Terms Relating to Blind Rivets 943 IFI-114 Break Mandrel Blind Rivets
  • IFI-116 Multi-Grip Break Mandrel Blind Rivets
  • IFI-117 Pull Through Mandrel Blind Rivets
  • IFI-119 Structural Flush Break Pull Mandrel Self-Plugging Blind Rivets
  • IFI-123 Drive Pin Blind Rivets
  • IFI-126 Break Mandrel Closed End Blind Rivets
  • IFI-130 Structural Splitting Self-Plugging Pull Mandrel Blind Rivets
  • IFI-134 Multi-Grip Flush Break Pull Mandrel Self-Plugging Blind Rivets
  • IFI-135 Mechanical Testing of Blind Rivets
  • IFI-137 Inspection and Quality Assurance for General Purpose Blind Rivets
  • PIN SECTION ASME B18.8.1 Clevis Pins and Cotter Pins
  • ASME B18.8.2 Taper Pins, Dowel Pins, Straight Pins, Grooved Pins, and Spring Pins

FINISHES SECTION

  • ASTM B695 Coatings of Zinc Mechanically Deposited on Iron and Steel
  • ASTM F1941 Electrodeposited Coatings on Threaded Fasteners
  • ASTM F2329 Zinc Coating, Hot-Dip, Requirements for Application to Carbon and Alloy Steel Bolts, Screws, Washers, Nuts, and Special Threaded Fasteners

QUALITY SECTION

  • ASME B18.2.9 Gage and Gaging for Bolts and Screws
  • ASME B18.18 Quality Assurance for Fasteners
  • ASTM A370 Standard Test Methods and Definitions for Mechanical Testing of Steel Products
  • ASTM F606 Standard Test Methods for Determining the Mechanical Properties of Externally and Internally Threaded Fasteners,
  • Washers, Direct Tension Indicators, and Rivets
  • ASTM F788/F788M Surface Discontinuities of Bolts, Screws, and Studs, Inch and Metric Series
  • ASTM F812/F812M Surface Discontinuities of Nuts, Inch and Metric Series 1172
  • ASTM F1470 Standard Guide for Fastener Sampling for Specified Mechanical Properties and Performance Inspection
  • IFI-143 Test for Evaluating the Torque-Tension Relationship on Both Externally and Internally Threaded Fasteners 1184

The American Society for Testing and Materials is an international standards organization that develops and publishes voluntary consensus technical standards for a wide range of materials, products, systems, and services.

Bolt Specifications

    • ASTM A193 Alloy steel and stainless steel bolting materials for high temperature or high pressure service.
    • ASTM A307 Carbon steel bolts and studs, 60,000 psi tensile strength.
    • ASTM A320 Alloy steel and stainless steel bolting materials for low temperature service.
    • ASTM A325 Structural bolts, steel, heat treated, 120/105 ksi minimum tensile strength.
    • ASTM A354 Quenched and tempered alloy bolts, studs, and other externally threaded fasteners.
    • ASTM A449 Quenched and tempered steel bolts and studs for general use.
    • ASTM A490 Structural bolts, alloy steel, heat treated, 150 ksi minimum tensile strength.
    • ASTM F593 Stainless steel bolts, hex cap screws, and studs.
    • ASTM F1554 Anchor bolts designed to anchor structural supports to concrete foundations.
    • ASTM F3125 New, unified structural bolt specification replacing A325, A325M, A490, A490M, F1852, and F2280

Casting / Forging Specifications

    • ASTM A47 Ferritic malleable castings intended for general use.
    • ASTM A48 Gray iron castings intended for general use.
    • ASTM A536 Castings made of ductile iron, also called spheroidal or nodular iron.
    • ASTM A668 Untreated and heat-treated carbon and alloy steel forging for general industrial use.

Nut Specifications

    • ASTM A194 Carbon and alloy steel nuts for bolts for high pressure and high temperature service.
    • ASTM A563 Standard specification for carbon and alloy steel nuts.
    • ASTM F594 Stainless steel nuts.

Plating Specifications

    • ASTM A153 Zinc coating (hot dip) on iron and steel hardware.
    • ASTM B695 Mechanically deposited zinc coatings on iron and steel.
    • ASTM F1941 Electrodeposited coatings on threaded fasteners (Zinc plating).
    • ASTM F2329 Zinc coating, hot dip, for bolts, screws, washers, nuts, and special threaded fasteners.

Rebar Specifications

    • ASTM A615 Deformed and plain carbon steel bars for concrete reinforcement.
    • ASTM A706 Deformed and plain low alloy steel bars for concrete reinforcement with enhanced weldability.

Steel Specifications

    • ASTM A36 Carbon steel shapes, plates, and bars in general structural purposes.
    • ASTM A572 High strength, low-alloy structural steel shapes, plates, and bars.
    • ASTM A588 High strength, low-alloy structural steel improved atmospheric corrosion resistance.

Washer Specifications

  • ASTM F844 Unhardened, general purpose, flat washers.
  • ASTM F436 Hardened steel washers.
  • ASTM F959 Compressible washer type direct tension indicators (DTIs) in diameters 1/2 to 1-1/2 inches
  • ASTM F2437 Compressible washer type direct tension indicators (DTIs) in diameters 1/4 to 2-1/2 inches

The American Association of State Highway and Transportation Officials is an organization that sets standards for highway design and construction. Most AASHTO standards are direct equivalents to existing ASTM standards.

Bolt Specifications

  • AASHTO M164
  • AASHTO M253
  • AASHTO M291
  • AASHTO M314

Nut Specifications

  • AASHTO M292

Plating Specifications

  • AASHTO M232

Washer Specifications

  • AASHTO M293

SAE International (Society of Automotive Engineers) is a standards development organization with fastener specifications that apply to the aerospace, automotive, and commercial vehicle industries. SAE bolts are also used in machinery, equipment, and OEM applications.

Bolt Specifications

  • SAE J429 Mechanical and material requirements for externally threaded fasteners.

Nut Specifications

  • SAE J995 Mechanical and material requirements for steel nuts.

Canadian Standards Association

Steel Specifications

  • CSA G40.21 Structural quality steel shapes, plates, and bars.

Standard ASME/ASTM - Bolts

ASTM A193 ASTM A307 ASTM A320 ASTM A325 ASTM A354 ASTM A449

ASTM A453

ASTM A490 ASTM A638

ASTM F568

ASTM F593 ASTM F1554

ASTM Specifications for Bolt Fasteners

A193 Alloy steel and stainless steel bolting materials for high temperature or high pressure service.
A307 Carbon steel bolts and studs, 60,000 psi tensile strength.
A320 Alloy steel and stainless steel bolting materials for low temperature service.
A325 Structural bolts, steel, heat treated, 120/105 ksi minimum tensile strength.
A354 Quenched and tempered alloy bolts, studs, and other externally threaded fasteners.
A449 Quenched and tempered steel bolts and studs for general use.
A490 Structural bolts, alloy steel, heat treated, 150 ksi minimum tensile trength.
F568 Standard for metric bolts, screws and studs that are used in general engineering applications
F593 Stainless steel bolts, hex cap screws, and studs.
F1554 Anchor bolts designed to anchor structural supports to concrete foundations.

ASTM Specifications for Nut Fasteners

A194 Standard Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service
A563 Standard Specification for Wrought Cobalt-20Nickel-20Chromium-3.5Molybdenum-3.5Tungsten-5Iron Alloy for Surgical Implant Applications
A594 Standard Specification for Stainless Steel Nuts , Corrosive service applications
F467 Standard Specification for Nonferrous Nuts for General Use , general use

ASTM Specifications for Washers

F436 Specification for Hardened Steel Washers , carbon steel, steel, washers, weathering steel, Hardened steel washers
F844 Standard Specification for Washers, Steel, Plain (Flat), Unhardened for General Use
F959 Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners

Full Range of Fastener Products both Imperial & Metric. Dimensions range from M3 to M72 and quantities from 1 to 10,000.

Hexagon Bolts / Set Screws Stud Bolts Hexagon Nuts Socket Capscrews
DIN 931 BS4882 DIN 934 DIN 912
DIN 933 DIN 976 BS 1768 DIN 6912
BS 1768   BS 1769 DIN 7984
UNI 5731   BS 1083 ANSI B18.3
UNI 5739   BS 3692 ISO 4762
ISO 4014   ISO 4032 UNI 5931
ISO4017   ISO 4033 BS 2470
BS1769   ANSI B18.2.2 BS 4168
BS3692      
ANSI B18.2.1      
Socket & Slotted Set Screws Socket & Slotted Countersunk Screws Studs Washers
DIN 913 DIN 963 DIN 938 DIN 125
DIN 914 DIN 7991 DIN 939 DIN 9021
DIN 915 BS 4168 DIN 2510 BS 4320
DIN 916 BS 1981 BS 4439 BS 3410
DIN 551 BS 483 BS 2693  
DIN 553 BS 2470   Spring Washers
DIN 438     DIN 127
BS 4168     BS 4464
      BS 1802
DIN: 84 IS: 1366-1982 ISO: 1207
DIN: 913 / 914 / 915 / 916 IS: 6094-1981 ISO: 4026
DIN: 963 IS: 1365-1978 ISO: 2009
DIN: 964 IS: 8911-1988 ISO: 2010
DIN: 7981 ISO: 7049
DIN: 7985 IS: 7483-1985 ISO: 7045
DIN: 7991 IS: 6761-1972 ISO: 7380
DIN: BS 450
DIN: 934 
DIN: 965 IS: 7485-1985 ISO: 7046
DIN: 7982 ISO: 7050
DIN: 125 IS: 2016-1967 ISO: 7089
DIN: 127 IS: 3063-1927
DIN: 439
DIN: 603 ISO: 8677
DIN: 660  ISO: R-1051
DIN: 912 ISO: 4762
DIN: 982 IS: 7002-1972 ISO: 7040
DIN: 1587 IS: 7790-1975
DIN: 6923
DIN: 7982 ISO: 7050
DIN: 7985 IS: 7483-1985 ISO: 7045

Standard Specification for Stainless Steel Bolts

Standard DIN 933 / ISO 4017 / IS 1364(Part-1) DIN 933
Grade A2-70 , A2-80 , A4-70 , A4-80
Size M3 to M16
Length 10 MM to 150 MM
Standard DIN 931 / ISO 4014 / IS 1364(Part-2) DIN 931
Grade A2-70 , A2-80 , A4-70 , A4-80
Size M3 to M16
Length 10 MM to 150 MM
Standard BSW 1083 BSW 1083
Grade A2-70 , A4-70
Size 1/4" to 5/8"
Length 3/4" to 6"
Standard DIN 912 / ISO 4762 (Half Thread & FUll Thread) DIN 912
Grade A2-70 , A4-70
Size M4 to M16
Length 10 MM to 150 MM
Standard DIN 603 (Half Thread & Full Thread) DIN 603
Grade A2-70 , A4-70
Size M5 to M12
Length 10 MM to 150 MM
Standard DIN 6921 (Half Thread & Full Thread) DIN 6921
Grade A2-70
Size M5 to M10
Length 10 MM to 150 MM
Standard DIN 6912 Din 6912
Grade A2-70
Size M6 to M12
Length 10 MM to 150 MM
Standard DIN 571 DIN 571
Grade A2-70
Size M5 to M10
Length 10 MM to 150 MM
Standard DIN 7984 DIN 7984
Grade A2-70
Size M6 to M12
Length 10 MM to 150 MM

Standard Specification for Stainless Steel Screws & Rivets

Standard ISO 10642 (Full Thread) ISO 10642
Grade A2-70 , A4-70
Size M4 to M16
Length 10 MM to 150 MM
Standard ISO 7380-1(Full Thread) ISO 7380-1
Grade A2-70
Size M4 to M10
Length 10 MM to 80 MM
Standard DIN 7981 (Phillip & Pozi) DIN 7981
Grade A2-70 , A4-70
Size #2.9 to #6.3
Length 9.5 MM to 50 MM
Standard DIN 7982 (Phillip & Pozi) DIN 7982
Grade A2-70 , A4-70
Size #2.9 to #6.3
Length 9.5 MM to 50 MM
Standard DIN 7983 (Phillip & Pozi) DIN 7983
Grade A2-70 , A4-70
Size #2.9 to #6.3
Length 9.5 MM to 50 MM
Standard DIN 7971 DIN 7971
Grade A2-70
Size #2.9 to #6.3
Length 9.5 MM to 50 MM
Standard DIN 7972 DIN 7972
Grade A2-70
Size #2.9 to #6.3
Length 9.5 MM to 50 MM
Standard DIN 7973 DIN 7973
Grade A2-70
Size #2.9 to #6.3
Length 9.5 MM to 50 MM
Standard DIN 963 DIN 963
Grade A2-70
Size M3 to M6
Length 10 MM to 150 MM
Standard DIN 964 DIN 964
Grade A2-70
Size M3 to M16
Length 10 MM to 150 MM
Standard DIN 965 DIN 965
Grade A2-70
Size M3 to M6
Length 6 MM to 50 MM
Standard DIN 966 DIN 966
Grade A2-70
Size M3 to M6
Length 10 MM to 50 MM
Standard DIN 7985 DIN 7985
Grade A2-70
Size M3 to M6
Length 6 MM to 50 MM
Standard DIN 84 DIN 84
Grade A2-70
Size M3 to M6
Length 6 MM to 50 MM
Standard DIN 85 DIN 85
Grade A2-70
Size M3 to M6
Length 6 MM to 50 MM
Standard DIN 660 DIN 660
Grade A2-70, A4-70
Size M2 to M6
Length 6 MM to 50 MM
Standard DIN 661 DIN 661
Grade A2-70, A4-70
Size M2 to M6
Length 6 MM to 50 MM

Standard Specification for Stainless Steel Nuts

Standard DIN 934 / ISO 4032 / IS 1364 (Part : 3) DIN 934 NUTS
Grade A2-70, A2-80, A4-70, A4-80
Size M4 to M16
Standard BSW 1083 BSW 1083 NUTS
Grade A2-70, A4-70
Size 1/4" to 5/8"
Standard DIN 439 DIN 439 Nuts
Grade A2-70, A4-70
Size M4 to M16
Standard UNI 5587 UNI 5587 Nuts
Grade A2-70, A4-70
Size M4 to M16
Standard DIN 982 DIN 982 NUTS
Grade A2-70
Size M4 to M16
Standard DIN 1587 DIN 1587 NUTS
Grade A2-70
Size M5 to M12

Standard Specification for Stainless Steel Threaded Rods

Standard DIN 976 (Type A & B) DIN 976 Threaded Rod
Grade A2-70, A2-80, A4-70, A4-80, B8 & B8M
Size M2.5 to M24
Length 1000 MM to 5800 MM
Standard ANSI B1.1 ANSI B1.1 - Threaded Rod
Grade A2-70, A2-80, A4-70, A4-80
Size 1/4" to 1"
Length 3 Feet to 12 Feet

Standard Specification for Stainless Steel Alloy Bolts

STANDARD - U BOLTS
Grade A2-70, A4-70 A2-70, A4-70 A2-70, A4-70 A2-70, A4-70 A2-70, A4-70
Size M6 M8 M10 M12 M16
Length 50 MM to 150 MM 60 MM to 200 MM 70 MM to 250 MM 80 MM to 250 MM 100 MM to 300 MM

Standard Specification for Alloy Steel Bolts

Standard DIN 933 / ISO 4017 / IS 1364 (Part-1) DIN 933 Alloy Bolt
Grade 8.8
Size M6 to M16
Length 10 MM to 150 MM
Standard BSW 1083 BSW 1083 Alloy Bolts
Grade 8.8
Size 5/16" to 5/8"
Length 3/4" to 6"
Standard DIN 912 DIN 912 Alloy Bolt
Grade 12.9 (Half Thread & FUll Thread)
Size M6 to M16
Length 10 MM to 150 MM

Standard Specification for Alloy Steel Nuts

Standard DIN 934 DIN 934 Alloy Nuts
Grade 8.8
Size M6 to M16
Length 10 MM to 150 MM
Standard BSW 1083 BSW 1083 Alloy Nut
Grade 8.8
Size 5/16" to 5/8"
Length 3/4" to 6"