DIN 2510-K Stud Bolt

Stud bolt DIN 2510-L.Schraubenbolzen DIN 2510-L.Dehnschraube DIN 2510-L Stud bolts with reduced shank DIN 2510-L.Schraubenbolzen mit Dehnschaft DIN 2510-L . DIN 2510-K

DIN 2510-K Stud Bolt

Shape K with short thread

Standards:

Materials:

1.7218 / 25CrMo4+QT (KG)
1.7709 / 21CrMoV5-7+QT (GA)
1.7225 / 42CrMo4+QT (GC)
1.4913 / X19CrMoNbVN11-1+QT (VW)
1.4923 / X22CrMoV12-1+QT (V,VH)
1.4980 / X6NiCrTiMoVB25-15-2+QT (SD)
1.4986 / X7CrNiMoBNb16-16+QT (S)
1.7711 / 40CrMoV4-6+QT (GB)
1.6580 / 30CrNiMo8+QT
SA193-B7 / SA320-L7, B16
all materials

Stud Bolts with Reduced Shank Studbolt DIN 2510 Z with short threads. Thread tollerance acc. DIN 2510 part 2. DIN 2510 Schraubenbolzen, Dehnschrauben DIN 2510 DIN 2510 Schraubenbolzen mit Dehnschaft

Table of Sizes

D1D2D3Z2BSW
M8WTE design    
M10WTE design    
M128.35 - 8.507.78 - 8.003.76 - 4.2413.00 - 13.707
M1611.82 - 12.0011.73 - 12.004.76 - 5.2416.00 - 16.7010
M2014.82 - 15.0013.73 - 14.005.76 - 6.2420.00 - 20.8411
M2417.82 - 18.0013.73 - 14.005.76 - 6.2424.00 - 24.8411
M2720.29 - 20.5017.73 - 18.005.76 - 6.2427.00 - 27.8413
M3022.79 - 23.0017.73 - 18.005.76 - 6.2430.00 - 30.8413
M3325.29 - 25.5024.67 - 25.008.71 - 9.2933.0 - 34.022
M3627.29 - 27.5024.67 - 25.008.71 - 9.2936.0 - 37.022
M3930.25 - 30.5027.67 - 28.009.71 - 10.2939.0 - 40.024
M4232.25 - 32.5027.67 - 28.009.71 - 10.2942.0 - 43.024
M4535.25 - 35.5031.61 - 32.0010.65 - 11.3545.0 - 46.027
M4837.25 - 37.5031.61 - 32.0010.65 - 11.3548.0 - 49.027
M5240.75 - 41.0035.61 - 36.0011.65 - 12.3552.0 - 53.230
M5643.75 - 44.0039.61 - 40.0012.65 - 13.3556.0 - 57.232
M6450.70 - 51.0041.61 - 42.0013.65 - 14.3564.0 - 65.236
M7258.20 - 58.5049.61 - 50.0014.65 - 15.3572.0 - 73.241
M8065.70 - 66.0049.61 - 50.0014.65 - 15.3580.0 - 81.241
M9074.70 - 75.0049.61 - 50.0014.65 - 15.3590.0 - 91.441
M10083.65 - 84.0049.61 - 50.0014.65 - 15.35100.0 - 101.441

More info about DIN 2510-K Stud Bolt - Shape K with short thread

About DIN 2510-K Stud Bolts

✓ European Manufacturer

  • DIN 2510 Part 2
  • Reduced Shank Design
  • Short Threads
  • Standard & Custom Dimensions
  • EN 10204 3.1 / 3.2
  • PED 2014/68/EU
  • AD 2000
  • Worldwide Shipping
  • Technical Support

DIN 2510-K Stud Bolts

European Manufacturer of DIN 2510-K Stud Bolts for Critical Flange Connections

Looking for DIN 2510-K stud bolts for pressure equipment, piping systems or demanding flange connections?

PowerBolt is a European manufacturer of DIN 2510-K stud bolts manufactured in the Czech Republic according to DIN 2510 Part 2. We produce both standard and custom stud bolts from certified European materials for customers operating in the Oil & Gas, Petrochemical, Chemical Processing, Power Generation, Nuclear and Heavy Engineering industries.

DIN 2510-K stud bolts feature a reduced shank with short threaded ends, providing improved elasticity compared with conventional fully threaded studs. The reduced shank helps distribute preload more evenly across the bolted joint, while the short thread design is particularly suitable for applications where limited thread engagement is specified by the equipment design.

Every stud bolt is manufactured using modern CNC machining technology and controlled production processes to ensure excellent dimensional accuracy, complete material traceability and consistent product quality.


Why Choose DIN 2510-K?

DIN 2510-K stud bolts are specifically designed for pressure equipment operating under fluctuating temperatures and mechanical loads.

The reduced shank increases the elasticity of the fastener, reducing stress concentrations in the first engaged threads and improving preload distribution throughout the bolted connection. The short threaded ends make this design ideal for applications requiring compact thread engagement without compromising joint integrity.


Key Benefits

  • Reduced shank for improved elasticity
  • Short threaded ends
  • Optimised preload distribution
  • Reduced thread stress concentration
  • Excellent dimensional accuracy
  • High mechanical strength
  • Long service life
  • Standard and custom dimensions
  • Metric and imperial threads
  • Manufactured from certified European materials
  • Suitable for safety-critical applications

Typical Applications

DIN 2510-K stud bolts are commonly used in:

  • Pressure Vessels
  • Heat Exchangers
  • High-Pressure Flanges
  • Steam Systems
  • High-Pressure Piping
  • Valves
  • Pumps
  • Boilers
  • Turbines
  • Reactors
  • Petrochemical Equipment
  • Offshore Installations
  • LNG Facilities
  • Nuclear Power Plants

Industries Served

PowerBolt supplies DIN 2510-K stud bolts to customers operating in:

  • Nuclear Power
  • Conventional Power Generation
  • Oil & Gas
  • Petrochemical Industry
  • Chemical Processing
  • Offshore
  • Hydrogen
  • Heavy Engineering
  • EPC Contractors

Available Materials

We manufacture DIN 2510-K stud bolts from a comprehensive range of engineering materials selected according to operating temperature, mechanical strength, corrosion resistance and project specifications.

Alloy Steels

  • 25CrMo4 (1.7218)
  • 42CrMo4 (1.7225)
  • 21CrMoV5-7 (1.7709)
  • 40CrMoV4-6 (1.7711)
  • 30CrNiMo8 (1.6580)

Heat Resistant Steels

  • 1.4913
  • 1.4923
  • Durehete® 1055 (1.7729)
  • A286 (1.4980)
  • 1.4986

Stainless Steels

  • AISI 304
  • AISI 316
  • AISI 321
  • AISI 347
  • Duplex Stainless Steel
  • Super Duplex Stainless Steel

ASTM Materials

  • ASTM A193 Grade B7
  • ASTM A193 Grade B16
  • ASTM A193 Grade B8 Class 2
  • ASTM A193 Grade B8M Class 2
  • ASTM A320 Grade L7
  • ASTM A320 Grade L7M

Nickel Alloys

  • Alloy 718
  • Alloy 625
  • Alloy 925
  • Alloy 80A
  • Hastelloy®
  • Monel®
  • Incoloy®

Additional materials are available upon request.


Manufacturing Capabilities

PowerBolt manufactures DIN 2510-K stud bolts using advanced CNC machining technology and controlled production processes developed for safety-critical fastening applications.

Our manufacturing capabilities include:

  • CNC Turning
  • CNC Milling
  • Precision Machining
  • Thread Rolling
  • Thread Cutting
  • Grinding
  • Heat Treatment
  • Surface Finishing
  • Thread Inspection
  • Dimensional Inspection
  • Custom Manufacturing According to Customer Drawings
  • Small and Large Production Batches

Inspection & Certification

Products can be supplied with:

  • EN 10204 3.1 Inspection Certificate
  • EN 10204 3.2 Inspection Certificate
  • Positive Material Identification (PMI)
  • Mechanical Testing
  • Hardness Testing
  • Ultrasonic Testing (UT)
  • Magnetic Particle Inspection (MPI)
  • Dye Penetrant Testing (PT)
  • Dimensional Inspection
  • Third-Party Inspection (TÜV, DNV, Bureau Veritas, Lloyd’s Register)
  • PED 2014/68/EU Documentation
  • AD 2000 Documentation
  • Customer-Specific Inspection Requirements

Why Buy from PowerBolt?

PowerBolt specialises in manufacturing special fasteners for demanding industrial applications where quality, traceability and reliability are essential.

Our advantages include:

  • European manufacturer of special stud bolts
  • Manufacturing in the Czech Republic
  • Certified European raw materials
  • Standard and custom production
  • Extensive experience with alloy steels, stainless steels and nickel alloys
  • Complete material traceability
  • Comprehensive inspection and certification
  • Engineering support
  • Worldwide delivery

Whether you require a single prototype or a large production batch, our engineering team will help you select the optimum material, dimensions and certification for your project.


Frequently Asked Questions

What is a DIN 2510-K stud bolt?

DIN 2510-K is a reduced shank stud bolt with short threaded ends, manufactured according to DIN 2510 Part 2 for demanding pressure equipment and flange connections.

What is the advantage of the reduced shank?

The reduced shank increases the elasticity of the fastener, helping to distribute preload more evenly and reducing stress concentrations in the threaded connection.

Why does DIN 2510-K use short threads?

The short threaded ends are intended for applications where limited thread engagement is specified while maintaining the mechanical benefits of a reduced shank design.

Can PowerBolt manufacture custom DIN 2510-K stud bolts?

Yes. We manufacture both standard DIN 2510-K stud bolts and fully customised products according to customer drawings and project specifications.

Which materials are available?

PowerBolt manufactures DIN 2510-K stud bolts from alloy steels, heat-resistant steels, stainless steels, ASTM grades and nickel alloys.

Are EN 10204 inspection certificates available?

Yes. Products can be supplied with EN 10204 3.1 or EN 10204 3.2 inspection certificates together with additional inspection documentation and third-party inspection upon request.