DIN Fasteners

Technical Specification:

  • Material: 360 Brass, Steel, Stainless Steel, 316 Stainless, Hastelloy (C276) Any Standard Material as per custom specification.
  • Manufacturing Process: Machining, Forming, Thread Production, Heat Treatment
  • Surface Plating: Zinc Plated, Self-Colour, Special finishes available as per customer requirements.
  • Threads: DIN Standards

Size Specification:

  • Any Size Available as per Custom Specification and Requirements.

Features:

  • Most Widely used design and defines the thread and the technical delivery conditions.
  • Essentially comparable to another fastener marketed under the same standard.
  • Multiple sizes available.
  • RoHS compliant as per the custom list of substances of very concern.
  • Easily worked into any shape or form and possesses strength, toughness and good corrosion resistance.

Application:

  • Fastenings made from Steel, Stainless Steel, Brass and related alloys and with DIN Standards are widely used in electrical communications equipment, marine hardware, a wide variety of out-of-doors assemblies, uncountable consumer, industrial and scientific products and for general use where rustproof bolts, Nuts or screw is required.

DIN 315 – Wing Nuts

din 315 nuts

Features and Application:

  • DIN 315 Wing Nuts are used when a part is frequently assembled and disassembled at a place where torque greater than that achieved with finger pressure is not needed.
  • The malleable style nut has been the most common type wing nut used in Europe for many years.
  • Also known as a butterfly nut.
  • Standard wing nuts have two wings that protrude from the head, which allow for easy gripping and turning by hand.
  • Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat.
  • Also used in high-stress, outdoor and corrosive applications.

Technical Specification:

Afm. screw thread M16
Category Wings
DIN DIN 315
DIN standard DIN 315
Material Stainless steel
Material Stainless steel A4
Material Property A4
Thread size M16
Performance Wrenches DIN 315

DIN 316 – Wing Screws

din-316-screws

Features and Application:

  • Standard wing nuts have two wings that protrude from the head, which allow for easy gripping and turning by hand.
  • They are used in applications where frequent installation and removal of parts and assemblies are required.
  • Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat.
  • It is used in high-stress, outdoor and corrosive applications.
  • An easy-to-use alternative to spring nuts.
  • Simple, compact, time-saving.
  • Eliminates stocking of spring nuts for each depth of strut.
  • One-piece component for connecting channels and threaded parts.

Technical Specification:

Afm. screw thread M12
Category Wing screws
DIN DIN 316
DIN standard DIN 316
Headform Wing screw head
Length 30 mm
Material Stainless steel
Material Stainless steel A4
Material Property A4
Thread size M12
Performance Wing bolts DIN 316

DIN 436 – Square Washer

din 436 square washer

Features and Application:

  • DIN 436 Square Washers feature a large outside diameter to distribute the load on sheet metal surfaces.
  • The zinc plated finish helps to resists corrosion in demanding application.
  • For Wood Construction and screws.
  • Available as per custom specification.

Technical Specification:

Inner Ø 33 mm
Outside Ø 95 mm
Category Square discs
DIN DIN 436
DIN standard DIN 436
Material Steel
Material Steel thermally galvanized
Material thickness 6 mm
Material Property Galvanised
Performance Disks DIN 436

DIN 444 - Eye Bolt - Type B

din 444 eye bolts

Features and Application:

  • Upset forged with rolled threads for high strength
  • Full materials traceability as standard – material and conformity certificates available on request
  • Swing-bolts on food storage and processing equipment
  • Chemical processing plants
  • Securing lids on centrifuge equipment

Technical Specification:

Afm. screw thread M6
Category Eye bolts
DIN DIN 444
DIN standard DIN 444
Length 50 mm
Material Steel
Material Steel strength 4.6
Performance Eye bolts DIN 444

DIN 478 – Square Head Bolts

din-478-hex-bolts

Features and Application:

  • Metric DIN 478 square head bolts with collar are externally threaded fasteners with a square shaped head with a washer face.
  • The head configuration of the DIN 478 square head bolts provides a significantly larger surface area and these bolts are used where larger bearing surfaces are required.
  • DIN 478 square head bolts are partially threaded with thread length dependent on the diameter and length of the bolt.
  • DIN 478 Square Bolts are previously used instead in place of hex bolts. Square bolts are easier to tighten using a wrench with a nut with a square shaped head.

Technical Specification:

Drive Square
Afm. screw thread M10
Category Square bolts
DIN DIN 478
DIN standard DIN 478
Headform Square head
Length 30 mm
Material Steel
Material Steel strength 10.9
Performance Square bolts DIN 478

DIN 480 - Square Head Bolts

din-480-square-bolts

Features and Application:

  • DIN 480 Square Bolts were previously used instead in place of hex bolts.
  • Square bolts are easier to tighten using a wrench with a nut. With a square shaped head, these bolts are now used for old structures to match the previous bolts.
  • Extensively used for construction and marine assembling applications.
  • Commonly used for aesthetic purposes to provide a rustic look in a new structure or to match existing fasteners in an older structure. Square lag screws are also used for these purposes.
  • Used for construction and marine assembling applications.

Technical Specification:

Drive Square
Afm. screw thread M12
Category Square bolts
DIN DIN 480
DIN standard DIN 480
Headform Square head
Length 50 mm
Material Steel
Material Steel strength 10.9
Performance Square bolts DIN 480

DIN 479 – Square Head Bolts

Features and Application:

  • The head configuration of the DIN 478 square head bolts provides a significantly larger surface area and these bolts are used where larger bearing surfaces are required.
  • Commonly used for aesthetic purposes to provide a rustic look in a new structure or to match existing fasteners in an older structure.
  • Used for construction and marine assembling applications.

Technical Specification:

Drive Square
Afm. screw thread M10
Category Square bolts
DIN DIN 479
DIN standard DIN 479
Headform Square head
Length 60 mm
Material Steel
Material Steel strength 8.8
Performance Square bolts DIN 479

Din 546 – Slotted Round Nut

din 315 nuts

Features and Application:

  • DIN 546 Slotted Round nuts are unsuitable when a specific preload is required because the torque can’t be fine-tuned.
  • Additionally, such nuts require an additional component and alignment time.
  • Also known as External groove slotted nuts.
  • They have one washer bearing face and depending upon the size, they can have between 2 to 8 equally spaced external slots.
  • Typically used as all metal prevailing torque type nuts, where the axial slots are used to create a section that can deform the thread by pressing the top parts down.
  • Very useful in applications where there is a degree of vibration that would loosen regular nuts that have not had their threads locked by another mechanism.

Technical Specification:

Thread size M16
Material properties zinc galvanized
Material Steel
DIN standard DIN 546

DIN 562 - Square Thin Nuts

din 316 screws

Features and Application:

  • Used to fasten mounting rails in machinery construction, electrical and electronic technology, in the solar industry, and in vehicle and sanitary technology, as well as in trade fair stand construction.
  • They are used in an extremely wide range of industries – in profiles, in guide rails and in rail systems.
  • Anti-corrosion ability.
  • Used to make perfect foundation in metal channels for hidden fasteners.

Technical Specification:

Material properties zinc galvanized
Category Square nuts
DIN standard DIN 562
Material Steel
Thread size M10

DIN 609 – Hex Fitting Bolts

din 609 bolts

Features and Application:

  • Load-bearing thread on thin-walled components.
  • Assembly with access from only one side (blind assembly).
  • Two functions (riveting and screwing).
  • Flexible use at every stage of production.
  • No thermal stress to work piece, consequently, no deformation.

Technical Specification:

Drive Outside edge (inbus)
Afm. screw thread M14
Category Hexagonal screwdrivers
DIN DIN 609
DIN standard DIN 609
Headform Hexagon head
Length 70 mm
Material Steel
Material Steel 8.8
Performance Hexagonal screw bolts DIN 609

DIN 605 – Flat Countersunk Square Neck Bolts

din 605 flat bolts

Features and Application:

  • Extensively used in various industries are available in wide shapes and sizes.
  • High temperature resistance.
  • For high hardness, the bolts have strong oxidation resistance.
  • Typical physical properties for annealed grade Stainless Steel Bolts.
  • If the temperature is higher, the expansion factor of stainless steel Bolts will be improved definitely.
  • Can endure moderate stress.

Technical Specification:

Drive Outside edge (inbus)
Afm. screw thread M6
Category Sunken screws with square neck
DIN DIN 605
DIN standard DIN 605
Incl. nut Yes
Headform Sunken head
Length 55 mm
Material Steel
Material Steel
Performance Bolts with recessed head DIN 605

DIN 529 A – Anchor Bolts (Stone Bolt)

din 529

Features and Application:

  • DIN 529 A anchor bolts are embedded in concrete.
  • Used to support structural steel columns, light poles, highway sign structures, bridge rail, equipment, and many other applications.
  • The bent portion, or “leg”, of the anchor bolt serves to create resistance so that the bolt does not pull out of the concrete foundation when force is applied.
  • All operations, including the galvanizing process, are performed in-house.

Technical Specification:

Drive Outside edge (inbus)
Afm. screw thread M30
Category Funding ends
DIN DIN 529
DIN standard DIN 529
Incl. nut Yes
Length 320 mm
Material Steel
Material Galvanized galvanized steel
Material Property galvanically galvanized
Performance Funding end DIN 529

DIN 529 B – Anchor Bolts (Stone Bolt)

din 529b

Features and Application:

  • DIN 529 B bent anchor bolts are embedded in concrete.
  • Used to support structural steel columns, light poles, highway sign structures, bridge rail, equipment, and many other applications.
  • The bent portion, or “leg”, of the anchor bolt serves to create resistance so that the bolt does not pull out of the concrete foundation when force is applied.
  • All operations, including the galvanizing process, are performed in-house.

Technical Specification:

Drive Outside edge (inbus)
Afm. screw thread M30
Category Funding ends
DIN DIN 529
DIN standard DIN 529
Incl. nut Yes
Length 320 mm
Material Steel
Material Galvanized galvanized steel
Material Property galvanically galvanized
Performance Funding end DIN 529

DIN 529 C – Masonry Bolts With Hex Nuts

din 529 bolts

Features and Application:

  • DIN 529 C Masonry Bolts with Hex Nuts are embedded in concrete.
  • Used to support structural steel columns, light poles, highway sign structures, bridge rail, equipment, and many other applications.
  • The bent portion, or “leg”, of the anchor bolt serves to create resistance so that the bolt does not pull out of the concrete foundation when force is applied.
  • All operations, including the galvanizing process, are performed in-house.

Technical Specification:

Drive Outside edge (inbus)
Afm. screw thread M16
Category Funding ends
DIN DIN 529
DIN standard DIN 529
Incl. nut Yes
Length 400 mm
Material Steel
Material Galvanized galvanized steel
Material Property galvanically galvanized
Performance Funding end DIN 529

DIN 558 – Fully Threaded Machining Bolts

Features and Application:

  • Uniform in construction and dimensionally accurate.
  • Fine finish and smooth threading without any burr.
  • Excellent resistance to stress corrosion cracking in chloride-bearing environments.
  • High resistance to erosion corrosion and corrosion fatigue.
  • Excellent resistance to pitting and crevice corrosion.
  • Used in Marine, Ship Building Industry, Petroleum Refineries, oil and gas production Industry, Offshore Industries, Water Treatment Plants and more.

Technical Specification:

Length 60 mm
Category Fully Threaded Machining Bolt
DIN  DIN 558
Driving  External hexagon (Allen)
Incl. nut Yes
Material Steel
Head shape Sunken head
Dim. screw-thread M16
Material steel 8.8
Performance Screws with machining head DIN 558

DIN 607 – Round Head Nip Bolts With Nuts

din 607 bolts

Features and Application:

  • Also known as Cup Head Nib bolts.
  • Protect the locking mechanism of entrance door against direct mechanical attack and to prevent the violent turning of the profile cylinder in an effective way.
  • Provide optimum protection when used in conjunction with all individual elements.
  • Available in different size.
  • Also Available with different platings as per custom specification.

Technical Specification:

Drive Outside edge (inbus)
Afm. screw thread M8
Category Bubble head screws with nose
DIN DIN 607
DIN standard DIN 607
Incl. nut Yes
Headform Semi-round head
Length 40 mm
Material Steel
Material Steel
Performance Semi-round bolts DIN 607

DIN 608 – Countersunk Square Bolts (Short Neck)

din 608 bolts

Features and Application:

  • Specialized in Stainless steel /bolts products for companies involved in Equipment Manufacturing, Mining, Oil Refineries, Chemical manufacturing, Steel and Aluminum Manufacturing, Utilities and Transportation, and Industrial Construction.
  • Meet the tough requirements and provide maximum safety for smooth operations without breaking down.
  • Precise finish, accurate dimensions and vigorous design.

Technical Specification:

Drive Outside edge (inbus)
Afm. screw thread M16
Category Sunken screws with square neck
DIN DIN 608
DIN standard DIN 608
Incl. nut Yes
Headform Sunken head
Length 60 mm
Material Steel
Material Steel 8.8
Performance Bolts with recessed head DIN 608

DIN 935 - Castle Nuts

din 935 castle nuts

Features and Application:

  • DIN EN ISO 4042 applies with regard to electroplating.
  • Where nuts are to be made of other materials or comply with other property classes, these shall be selected based on the relevant standards.
  • DIN EN ISO 3269 applies with regard to acceptance inspection.
  • Castle nuts are typically hex nuts with usually 6 slots (60 degrees apart) in a reduced diameter round section above the wrenching part.

Technical Specification:

Afm. screw thread M12
Category Crown nuts
DIN DIN 935
DIN standard DIN 935
Material Stainless steel
Material Stainless steel A4
Material Property A4
Thread size M12
Performance Crown nuts DIN 935

DIN 936 – Hexagon Jam Nuts

din 936

Features and Application:

  • Hex jam nuts are used to lock hex nuts in place to prevent them from loosening.
  • They are thin nuts used on bolts.
  • Steel is strong and durable but less corrosion resistant than stainless steel.
  • To improve its resistance to corrosion, it may receive additional finishes and coatings.

Technical Specification:

Material Steel
Material properties zinc galvanized
Category Hexagonal nuts
Thread size M33
DIN standard DIN 936

DIN 988 – Shim Washers

din 988

Features and Application:

  • Two point contact with high expansion under load.
  • Higher deflection compared to other washers.
  • Near to linear spring constant.
  • Lighter loads characteristics.
  • Distinct advantages over conventional wire springs where weight and space is concerned.
  • Used in various applications of the automobile and construction industry.

Technical Specification:

Material thickness 0.1 mm
Material Steel
Inside diameter 6 mm
DIN standard DIN 988
Material properties zinc plated
Category Shim rings
Outside Ø 12 mm

DIN 6921 – Hex Flange Bolts

din 6921

Features and Application:

  • The flange enables built up forces to be spread over a larger area, consequently resulting in lower surface pressure.
  • Large holes (oversized) and/or tooling holes can be covered by the flange.
  • This bolt is identifiable by the ridge or surrounding the bolt head, this built-in washer under the head of the Bolt acts to distribute the clamping load over a greater area.
  • A flange bolt is designed to provide the same holding power as a washer.
  • Yellow Zinc offers a modest amount of corrosion resistance, slightly higher than clear Zinc.

Technical Specification:

Drive Hex head
Length 70 mm
Material properties zinc galvanized
Head shape Hex flange head
Material Steel
Thread size M16
Category Hexagon head screws (+ flange)
DIN standard DIN 6921
We can manufacture and export DIN Fasteners as per specifications (custom drawing and samples) for more information please Contact us