Shaanxi Flourish Industrial Co., Ltd.
                                                                                                           
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Since 2019
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DIN 15237 4 Dots Hex Nut Assembly Zinc Plated High Strength Belt Bolt Grade 8.8-12.9

Price Negotiable
MOQ: 500 sets
Delivery Time: 8-20days
Brand: FLRS or OEM
Product Description
Product Overview

DIN 15237 compliant steel belt bolt assembly featuring 3 or 4 identification dots on the back, paired with a dome washer and hex nut for secure fastening applications.

Technical Specifications
Available Materials
  • Q235 Carbon Steel
  • 45# Medium Carbon Steel
  • 40Cr Alloy Steel
  • 35CrMoA Chromium-Molybdenum Steel
  • Q345D Low Alloy Steel
  • SUS304 Stainless Steel
Surface Treatment Options
  • Electroplating White Zinc
  • Blue White Zinc
  • Colorful Zinc
  • Black Oxide
  • Natural Color
Product Grades
  • Grade 4.8
  • Grade 8.8
  • Grade 10.9
  • Grade 12.9
Product Documentation
DIN 15237 belt bolt specification chart and dimensional drawings Step-by-step installation guide for DIN 15237 belt bolt assembly Complete assembly guide for dome washer and hex nut configuration DIN 15237 belt bolt technical diagram and cross-section view Application examples and industrial use cases for belt bolt assemblies
Industrial Applications

Widely utilized across construction, machinery manufacturing, railway systems, hoisting equipment, steel structures, power plants, port machinery, and metallurgical operations. Manufactured by Xinlan Company with strong R&D capabilities and reliable quality assurance for industrial hoisting, rail transit, and mining transportation applications.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shaanxi Flourish Industrial Co., Ltd.
Location No.3939 Eurasian Ave., Chanba Ecological District, Xi'an, China
Contact Person Fiona Hou

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