D1	D2	D3	Z2	SW	B
M8	WTE design
M10	WTE design
M12	8.35 - 8.50	7.78 - 8.00	3.76 - 4.24	7	27.00 - 27.84
M16	11.82 - 12.00	11.73 - 12.00	4.76 - 5.24	10	31.0 - 32.0
M20	14.82 - 15.00	13.73 - 14.00	5.76 - 6.24	11	36.0 - 37.0
M24	17.82 - 18.00	13.73 - 14.00	5.76 - 6.24	11	42.0 - 43.0
M27	20.29 - 20.50	17.73 - 18.00	5.76 - 6.24	13	47.0 - 48.0
M30	22.79 - 23.00	17.73 - 18.00	5.76 - 6.24	13	50.0 - 51.0
M33	25.29 - 25.50	24.67 - 25.00	8.71 - 9.29	22	53.0 - 54.2
M36	27.29 - 27.50	24.67 - 25.00	8.71 - 9.29	22	57.0 - 58.2
M39	30.25 - 30.50	27.67 - 28.00	9.71 - 10.29	24	60.0 - 61.2
M42	32.25 - 32.50	27.67 - 28.00	9.71 - 10.29	24	64.0 - 65.2
M45	35.25 - 35.50	31.61 - 32.00	10.65 - 11.35	27	66.0 - 67.2
M48	37.25 - 37.50	31.61 - 32.00	10.65 - 11.35	27	70.0 - 71.2
M52	40.75 - 41.00	35.61 - 36.00	11.65 - 12.35	30	74.0 - 75.2
M56	43.75 - 44.00	39.61 - 40.00	12.65 - 13.35	32	79.0 - 80.2
M64	50.70 - 51.00	41.61 - 42.00	13.65 - 14.35	36	88.0 - 89.4
M72	58.20 - 58.50	49.61 - 50.00	14.65 - 15.35	41	95.0 - 96.4
M80	65.70 - 66.00	49.61 - 50.00	14.65 - 15.35	41	103.0 - 104.4
M90	74.70 - 75.00	49.61 - 50.00	14.65 - 15.35	41	112.0 - 113.4
M100	83.65 - 84.00	49.61 - 50.00	14.65 - 15.35	41	122.0 - 123.6

✓ European Manufacturer

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

DIN 2510-Z Stud Bolts

European Manufacturer of DIN 2510-Z Stud Bolts for High-Pressure Flange Connections

Looking for DIN 2510-Z stud bolts for pressure equipment, piping systems or safety-critical bolted joints?

PowerBolt is a European manufacturer of DIN 2510-Z stud bolts produced in the Czech Republic according to DIN 2510 Part 2. We manufacture 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-Z is a reduced shank stud bolt with long threaded ends specifically developed for demanding flange connections operating under elevated temperatures and cyclic mechanical loading. The reduced shank increases the elasticity of the fastener, helping to maintain a stable preload while reducing stress concentrations within the bolted joint. This design improves sealing performance and contributes to long-term operational reliability.

Every stud bolt is manufactured using modern CNC machining technology and controlled production processes to ensure excellent dimensional accuracy, complete material traceability and reliable long-term performance.

Why Choose DIN 2510-Z?

DIN 2510-Z stud bolts are designed for demanding bolted flange connections where long-term preload stability and operational safety are essential.

Compared with conventional fully threaded studs, the reduced shank provides greater elasticity, improves load distribution and minimises stress concentrations, making DIN 2510-Z an excellent choice for high-pressure and high-temperature applications.

Key Benefits

Reduced shank for improved elasticity
Long threaded ends for demanding flange connections
Reliable preload retention
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-Z stud bolts are commonly used in:

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

Industries Served

PowerBolt supplies DIN 2510-Z 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-Z stud bolts from:

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

ASTM Grades

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-Z stud bolts using advanced CNC machining and controlled production processes.

Available services include:

CNC Turning
Thread Rolling
Thread Cutting
Precision Machining
Milling
Grinding
Heat Treatment
Surface Finishing
Custom Manufacturing
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
PED 2014/68/EU Documentation
AD 2000 Documentation

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 manufacturing
Production in the Czech Republic
Certified European raw materials
Standard and custom manufacturing
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-Z stud bolt?

DIN 2510-Z is a reduced shank stud bolt with long threaded ends designed for high-pressure bolted flange connections operating under demanding mechanical and thermal conditions.

Can PowerBolt manufacture custom dimensions?

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

Which materials are available?

Production includes alloy steels, stainless steels, heat-resistant steels, ASTM grades, duplex stainless steels and nickel alloys.

Are EN 10204 inspection certificates available?

Yes. DIN 2510-Z stud bolts can be supplied with EN 10204 3.1 or 3.2 inspection certificates together with additional inspection documentation.

Which industries commonly use DIN 2510-Z stud bolts?

Typical applications include Oil & Gas, Petrochemical, Chemical Processing, Conventional and Nuclear Power Generation, Offshore, LNG and other industries requiring high-integrity bolted flange connections.

DIN 2510-Z Stud Bolts

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