描述

产品介绍 Product Introduction
聚云锐紧固件专业生产-内六角组合螺栓-集成内六角头与组合垫圈设计，防松便捷、紧固可靠。产品广泛适配机械、汽车、电子、模具等多领域，满足高强度装配需求。
Juyunrui Fasteners is a professional manufacturer of <strong>hex socket cap screws with integrated washers</strong>. Featuring an anti-loosening design, our products are widely used in machinery, automotive, electronics, and mold industries.

核心特征 Key Features
强度等级：12.9级（超高强度）
设计集成：内六角头+组合垫圈，一体化安装
表面处理：镀锌/达克罗，防锈防腐能力强
适配场景：汽车发动机、机械底盘、精密设备
Grade: 12.9 (Ultra High Strength)
Design: Hex head + integrated washer for easy installation
Surface: Zinc plated / Dacromet, excellent corrosion resistance
Application: Automotive engine, machinery chassis, precision equipment

技术参数 Specifications (M6×20)
型号 Model: M6×20
材质 Material: 碳钢/合金钢 Carbon Steel
长度 Length: 20mm</li>
标准 Standard: GB/T 5789 / ISO 7380

定制服务 Customization
支持来图来样定制，可提供不同材质（不锈钢/碳钢）、强度等级（8.8级/12.9级）及表面处理工艺，满足海外客户个性化需求
We offer OEM/ODM services. Custom specifications (material, grade, surface treatment) are available to meet customer-specific requirements.