product category

Electronic Universal Testing Machine
Digital Display Universal Testing Machine
Compression and Flexure Testing Machine
Pipes Ring Stiffness/Flexibility Testing Machine
High and Low Speed Testing Machine
Digital Display Compression Testing Machine
Electro-hydralic Servo Compression Testing Machine
Manhole Cover Compression Testing Machine
PC Steel Bar Relaxation/Creep Testing Machine
Hydraulic Universal Testing Machine
Torsion Testing Machine
Horizontal Tensile Testing Machine
Standard Testing Machine
Wood-based Panels/Fireproof Door Testing Machine
Reaction Frame, Jack Certificaton Device
Special Testing Machine
Spring Testing Machine
Dynamic Fatigue Testing System
Impact Testing Machine
Bending Testing Machine
Packed machines for export

  Station Search

  Contact Us



Jinan Heng Rui Jin Testing Machine Co.,Ltd

Mobile: 86-186-6011-8227


Skype: 008618660118227

Tel: 86-531-87103533

Contacts: Susan


Torsion Testing Machine · product category

product name :High Strength Bolt Connection Torsion Testing Machine
product specifications :NDW-2000/500 3000/700 5000/500

NDW - 2000/500, 3000/700, 5000/500 High Strength Bolt Torsion Testing Machine


1 Important Function

Test and research with bolt of grade 12.9, 10.9, 9.8, 8.8, nut, stud, fastener and its connecting coupler for pre-stressed force F, yielding fastening axial force, yielding clamping force, limiting clamping force, assured loading, breaking load, torque T, limiting fastening torque, coefficient of torque K, torque angle, tensile and torsion of fastener.


2 type of fastener connecting coupler

Friction type, bearing compression type, resistance to tensile type, torque and shear type, large six angle type of high strength bolt, double head and square head bolt, six angle nut, connecting coupler of friction type bolt and bearing compression type of pre-stressed high strength.


3 Standard

1) DIN2510/5 Nut

2) DIN2510/6 Long bolt

3) ASME/ASNIB18.2.2 Nut

4) ASTM A320/A320M-17a Standard Specification for Alloy Steel and Stainless Steel Bolting for Low-Temperature Service.

5) ASTM A325 σb 827Mpa/724Mpa technology specification of thermal handle of structural steel bolt.

6) ASTM A354 Standard Specification for QQuenched and Tempered Alloy Steel Bolts, Studs, and Other Externally Threaded Fasteners.


4 Important characteristic

1) Torsion test with large torque, small torque, high strength bolt, common bolt with multiple function.

2) Large range test with M8-M30mm, M16-M36mm, overlength and overthick high strength bolt.

3) Length of bolt L/b25--500mm

4) Special mechanical grip, combined and changable propety.




All rights reservedJinan Heng Rui Jin Testing Machine Co.,Ltd

Tel: 86-531-87103533 Fax: 86-531-87958608 E-mail: