1. Product Overview
We are pleased to announce the official launch of DIN 6915 heavy hex nuts at Ningbo Gangtong Zheli Fasteners. DIN 6915 is a European standard high‑strength structural nut, designed for use with DIN 6914 bolts and DIN 6916 washers to form a complete steel structural bolting assembly. It is widely used in construction, bridges, infrastructure, and heavy machinery where high clamping force and safety are required.
This new product fully complies with DIN 6915, EN 14399, and ISO 898‑2, providing stable, reliable, and inspection‑ready fastening solutions for global engineering projects.
2. Core Features of DIN 6915 Nuts
Heavy hex design: Larger width across flats for higher torque and better load distribution
High‑strength grade: Mainly 10HV for structural applications with strict safety requirements
Perfect matching: Used together with DIN 6914 bolts and DIN 6916 hardened washers
Standard dimensions: Strict tolerance control for stable assembly and easy installation
Multiple finishes: Black oxide, electro zinc, hot‑dip galvanizing (HDG), mechanical zinc
3. Grade & Specification Table
表格
Standard | Grade | Material | Application | Compatible Bolt |
DIN 6915 | 10HV | Alloy steel | Steel structures, bridges, infrastructure | DIN 6914 |
EN 14399 | 10HV | Quenched & tempered steel | High‑load engineering connections | EN 14399 bolt |
4. Complete Structural Assembly System
DIN 6915 heavy hex nuts form a full European standard structural set:
DIN 6914 bolt + DIN 6915 heavy hex nut + DIN 6916 hardened washer
Complies with European building & bridge standards
High anti‑loosening performance and long service life
Suitable for project inspection and acceptance
5. Typical Application Scenarios
Steel structure workshops and high‑rise buildings
Bridge bearings and seismic support systems
Highway guardrails and transportation infrastructure
Heavy machinery and equipment foundations
Wind turbine towers and industrial pipe supports
6. Why Choose GTZL DIN 6915 Nuts?
Founded in 2001, professional manufacturer of structural fasteners
15,000 ㎡ factory with 2,000 tons monthly production capacity
Full‑process quality control: raw material inspection, hardness testing, dimensional verification
Support OEM/ODM customization for sizes, grades, and surface treatments
Exported to Europe, North America, Australia, Middle East, and Southeast Asia
24‑hour inquiry response and on‑time delivery guarantee
7. Conclusion
The launch of DIN 6915 heavy hex nuts further improves our structural fastener product line and strengthens our one‑stop European standard solution capability. GTZL Fasteners will continue to focus on quality, standardization, and stability, providing safer and more reliable fastening products for global construction and engineering projects.
