ISO 14581 内六角沉头螺钉出口商
XZ Fastener supplies ISO 14581 hexalobular countersunk screws for export orders where buyers need flush head seating, six-lobe drive engagement, consistent lot packing, and clear order documentation. These metric countersunk machine screws are used in equipment panels, machinery covers, electrical housings, and assemblies where raised heads are not acceptable. Carbon steel, alloy steel, and stainless steel options can be supplied with plain, zinc plated, black oxide, nickel plated, or passivated finishes according to order requirement. Export cartons, pallet labels, customer part numbers, inspection checks, and mixed-size schedules can be reviewed before shipment.
快速规格
买家在采购ISO 14581 内六角花形沉头螺钉之前应了解什么
ISO 14581 screws are different from many general countersunk screws because they combine a flat countersunk head with a hexalobular internal drive. This structure helps the screw sit flush while supporting reliable torque transfer during installation. Before export sourcing, buyers should confirm head angle, countersink compatibility, recess size, thread pitch, length measurement, coating thickness, material grade, and packaging labels.
When a drawing includes multiple metric standards, the DIN和ISO紧固件标准指南 can help purchasing teams review how standard number, material, grade, finish, and matching parts should be written in the inquiry.
常见采购说明
典型螺杆描述
- ISO 14581 沉头螺钉，六角花形驱动，M3 至 M12，碳钢镀锌
- ISO 14581 平头六瓣机器螺钉，不锈钢 A2，公制粗牙螺纹
- Hexalobular countersunk screws, black oxide, class 8.8, export carton packing
- 具有受控凹槽深度和平头座的公制沉头套筒星形驱动螺钉
Related export order items
Importers and distributors often source ISO 14581 screws together with 标准紧固件 for project stock or maintenance kits. Related purchasing terms may include DIN 933 full thread hex bolts, Grade 8.8 carbon steel hex bolts, metric hex head bolts, zinc plated DIN 933 bolts, black oxide DIN 933 bolts, and hot dip galvanized DIN 933 bolts.
详细规格表
| 项目 | 可用选项 | 买家须知 |
|---|---|---|
| 产品名称 | ISO 14581 内六角花形沉头螺钉 | Use the exact standard and drawing revision when replacing an existing part. |
| 直径 | 常见公制尺寸如M3、M4、M5、M6、M8、M10、M12 | 其他尺寸可根据订单要求进行审查。 |
| 长度 | 公制长度根据项目图纸或采购清单 | 沉头螺钉的长度通常是从头顶开始测量。 |
| 线程 | 公制粗牙螺纹；可根据要求提供细螺纹 | Confirm thread pitch when screws are assembled into tapped holes or inserts. |
| 驱动器 | 内六角花形驱动 | Drive size and tool fit should be confirmed for torque-controlled assembly. |
| 头型 | 沉头平头 | Confirm countersink angle, seating depth, and flush surface requirement. |
| 材质 | 碳钢、合金钢、不锈钢A2/A4 | 材料应符合强度、腐蚀暴露、磁性要求和成本目标。 |
| 表面处理 | 普通、镀锌、黑色氧化、镀镍、钝化、按要求提供其他涂层 | Coating thickness should not interfere with recess engagement or countersunk seating. |
| 出口包装 | Bulk cartons, small boxes, inner bags, labels, pallets | Customer part number, barcode label, and carton mark requirements should be provided before packing. |
| 检查 | 尺寸、螺纹、驱动配合、硬度、表面外观、包装检查 | 可根据订单要求提供额外的检验文件。 |
材质及牌号说明
Material choice affects strength, corrosion resistance, cost, and assembly behavior. For export orders, buyers should also consider storage time, local climate, pallet handling, and whether the screws will be assembled into steel, aluminum, plastic, or stainless components.
碳钢和合金钢
For many industrial assemblies, 碳钢紧固件 offer a practical balance of cost and mechanical performance. Class 4.8 can be used for general assembly, while class 8.8 or alloy steel options may be reviewed for higher strength requirements.
不锈钢
Stainless steel A2 is often selected for clean indoor equipment or mildly corrosive environments. Stainless steel A4 can be considered for higher corrosion exposure. If stainless screws are assembled into stainless threads, the buyer may need lubrication or anti-galling practice.
表面处理选择指南
The finish should be selected according to corrosion exposure, visual requirement, assembly method, and shipment storage conditions. For countersunk screws, finish build-up should be controlled because excessive coating can affect head seating and drive fit.
| 完成 | 典型用途 | 采购评论 |
|---|---|---|
| 镀锌 | 通用设备、面板、轻工业组件 | 常见的经济选择；应确认颜色和腐蚀要求。 |
| 黑色氧化 | 机械、仪表、深色外观组件 | 常与油保护一起使用；当买家需要较暗的表面时适合。 |
| 镀镍 | 干净的外观或装饰性硬件应用 | 当需要更亮的表面时，可根据要求提供。 |
| 钝化不锈钢 | 用于清洁或腐蚀暴露组件的不锈钢螺钉 | 完成选择前请确认A2或A4材料。 |
| 特殊涂层 | 项目特定的腐蚀或摩擦要求 | 通过查看选项 涂层紧固件 当需要非标准涂层控制时。 |
制造和质量控制
For export supply, consistent production and clear packing control are important. XZ Fastener reviews the item list, drawing, or sample requirement before production so the final screws match the buyer’s head seating, drive fit, thread, finish, and packaging needs.
制造焦点
- 根据尺寸和订单要求选择冷成型或机加工路线
- 受控沉头直径、角度和底座表面
- 六角形凹槽可实现稳定的驱动接合
- 根据材料和尺寸进行螺纹滚压或螺纹加工
- 审查精加工工艺以减少毛刺、凹槽堵塞和不良底座
检查重点
- 直径、长度、头部形状、埋头孔角度和螺距的尺寸检查
- 驱动规配合和凹槽深度控制
- 需要时进行硬度或机械性能审查
- 表面外观、涂层覆盖率和混合尺寸预防
- 根据订单要求的纸箱标记、标签、托盘方式和批次信息
需要基于图纸的尺寸、特殊驱动深度、特殊材料或私人包装的项目可以通过 XZ Fastener’s 进行审核 定制紧固件 支持。
应用领域
ISO 14581 hexalobular countersunk screws are used where the outer surface should remain flush and the drive needs stable engagement during assembly. They are suitable for both production line use and distributor export stock.
如何获得更快的报价
A complete export inquiry helps confirm price, lead time, packing plan, and shipment preparation faster. If the order includes ISO 14581 screws together with 工业螺栓、螺母、垫圈或其他零件，请发送完整清单，以便可以一起检查材料和表面处理的一致性。
- 标准：ISO 14581，如改沉头或凹槽则附图纸。
- 尺寸列表：直径、长度、螺距和每个尺寸的数量。
- 材质及牌号：碳钢、合金钢、不锈钢A2/A4、4.8级、8.8级或特殊要求。
- 表面处理：普通、镀锌、黑色氧化、镀镍、钝化不锈钢或特殊涂层。
- Packing: bulk carton, small box, inner bag quantity, customer label, pallet method, and mixed-item restrictions.
- Export details: destination country, destination port, required carton marks, and any inspection documents.
对于出口报价支持， 联系方式 XZ Fastener with your item list and destination information.
常问问题
Can ISO 14581 hexalobular countersunk screws be supplied for export orders?
Yes. Export orders can be reviewed by size, material, grade, finish, packing method, carton label, pallet method, and inspection requirement. Destination information is useful for quotation and shipment planning.
报价ISO 14581螺丝之前需要哪些信息？
请提供标准、直径、长度、螺距、材料、性能等级、表面光洁度、数量、包装要求、目的地国家以及所需的任何检验文件。当头部或凹槽不标准时，建议绘制图纸。
沉头螺钉的长度是如何测量的？
对于沉头螺钉，长度通常是从头部顶部到螺钉末端测量的。买家在更换现有零件或更改其他螺丝标准时应通过图纸确认这一点。
Which finishes are commonly selected for export supply?
Zinc plated, black oxide, plain, nickel plated, and passivated stainless steel finishes are common options. The suitable finish depends on material, corrosion exposure, appearance requirement, and storage conditions before assembly.
Can carton labels and customer part numbers be applied?
Yes. Customer labels, item codes, carton marks, bag quantities, and pallet packing can be discussed before production. Buyers should share the required label content before order confirmation.
Can ISO 14581 screws be exported together with other fasteners?
是的。 XZ Fastener 可以查看混合紧固件列表，包括螺钉、螺母、垫圈、螺栓和定制零件。一起供应相关物品有助于调整材料、表面处理、标签和装运包装。
Send Your Export Order Requirement
For ISO 14581 hexalobular countersunk screws, send your size list, finish, quantity, packaging method, inspection requirements, drawing if available, destination country, and delivery terms. XZ Fastener will review the specification and respond with practical supply options according to order requirement.
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