About Dipti Metal Industries

Dipti Metal Industries is a trusted name in the manufacturing and export of industrial fasteners, pipe fittings, and precision-engineered components. Headquartered in Mumbai, India, the company has earned a solid reputation for delivering consistent quality, competitive pricing, and global logistics capabilities. With a strong commitment to ISO 9001:2015 standards, Dipti serves clients in over 30 countries, offering custom and standard solutions for automotive, oil & gas, power, construction, and heavy machinery industries.

DIN 980M Manufacturer, Exporter & Supplier

Dipti Metal Industries proudly manufactures and exports DIN 980M prevailing torque type hex nuts, known for their resistance to vibration loosening and reliable performance in critical applications.

Product Description

Standard: DIN 980 / DIN 980M
Designation: Prevailing torque type hexagon nuts, all-metal, self-locking
Locking Types:
- Type V – single-piece metal (deformed prevailing torque section)
- Type M – two-piece metal (inserted locking element)
Material Options:
- Carbon steel: Grades 8, 10, 12
- Stainless steel: Grades 70, 80
- Alloy steel, Brass
Thread Types: Metric coarse (DIN 13-12) and fine (DIN 13-15)
Property Class: ISO 898-2; ≤M16: Class A, >M16: Class B
Tolerance Class: 6H
Surface Treatment: Black, Zinc plated, HDG, Dacromet, Geomet, Ruspert, Teflon
Compliance Norms: ISO 2320 (locking performance), ISO 267, DIN EN ISO 7042, DIN 267-4
Equivalent Standards: ISO 7042, CSN 021492, PN 82176