快速规格

买家在采购DIN 444 吊环螺栓之前应了解什么

DIN 444 eye bolts need more detail than a simple diameter and length. The eye inner diameter, eye thickness, shank length, thread length, and transition area determine how the part works with pins, hooks, brackets, and linkage hardware.

Buyers should also separate DIN 444 eye bolts from lifting eye bolts such as DIN 580. DIN 444 is commonly used for hinges, tensioning points, clamping assemblies, and adjustable connections. If the application involves lifting or safety-critical loading, load rating, proof testing, and engineering approval must be specified separately.

For related product planning, buyers can compare DIN 444 parts with other 工业螺栓 和 标准紧固件.

常见采购说明

Bulk order RFQs should be written so production, inspection, and packing teams can follow the same requirement. Common descriptions include:

• DIN 444 吊环螺栓，M8 x 60，4.8 级，镀锌，吊环内径由图纸确认。
• DIN 444 eye bolt, M10 x 80, Class 8.8 carbon steel, black oxide, supplied with nut and washer.
• DIN 444 吊环螺栓，M12 x 100，不锈钢 A2-70，钝化处理，小盒包装。
• DIN 444 metric eye bolts, mixed sizes, hot dip galvanized, barcode labels and dimensional report required.

对于更广泛的采购计划，买家可以查看 XZ Fastener 的 紧固件产品 和请求相关 定制紧固件 when the eye geometry, shank length, or thread detail differs from standard parts.

详细规格表

制造和质量控制

Bulk manufacturing of DIN 444 eye bolts requires repeatable control over forming, eye geometry, shank straightness, thread rolling, heat treatment where required, surface finishing, and final packing. The eye area must be checked for cracks, heavy folds, sharp burrs, poor transition surfaces, and dimensional inconsistency.

批量订单控制点

1. 查看DIN 444 表格、尺寸列表、图纸注释、材料、等级、表面处理和包装要求。
2. 需要时确认原材料等级和炉号可追溯性。
3. 检查孔眼内径、孔眼外径、孔眼厚度、柄长和柄直线度。
4. 验证螺纹螺距、螺纹长度、通/止规配合以及毛刺状况。
5. 根据适用的规定性能等级进行热处理。
6. 表面处理后检查涂层外观、覆盖率、螺纹功能和眼距。
7. 按商品代码、尺寸、等级、表面处理和批次号进行包装，以进行批量接收控制。

For non-standard eye dimensions, drawing-based parts, or special packaging rules, XZ Fastener can review requirements through its 定制服务。比较DIN参考的买家也可以使用 DIN和ISO紧固件标准指南.

应用领域

DIN 444 吊环螺栓用于螺纹杆必须与销、钩、连杆、支架或可调节夹紧点连接的情况。常见应用包括：

• 机械铰链和枢轴连接。
• 夹具、夹具和可调节工具。
• 用于防护装置、面板和轻型框架的张紧系统。
• 建筑五金件、支架和工业设备组件。
• Bulk distributor programs for metric eye bolts in different sizes and finishes.

当装配需要匹配时 平垫圈, include them in the RFQ so fit and packing can be checked together.

如何获得更快的报价

Bulk order quotation is faster when the RFQ includes dimensional, packing, and document requirements at the beginning. For DIN 444 eye bolts, the eye dimension is as important as the thread size.

对于批量订单审核，买家可以 联系方式 XZ Fastener 附有图纸、样品、照片或详细的采购表。

常问问题