描述
Square Bright Bars 光亮方钢
产品描述 / Product Description
中文：
光亮方钢是通过冷拉或精密磨削工艺制成的高精度方形钢棒，具有极佳的表面光洁度和尺寸精度，广泛用于精密仪器、自动化设备和高端模具制造。
English:
Square bright bars are high-precision steel bars manufactured through cold drawing or precision grinding processes, featuring excellent surface finish and dimensional accuracy, widely used in precision instruments, automation equipment and high-end mold manufacturing.
产品规格 / Product Specifications
1. 基本参数 / Basic Parameters
| 标准/Standard | 材质/Material | 尺寸范围/Size Range | 长度/Length | 生产工艺/Process |
|---|---|---|---|---|
| ASTM A108 DIN 1013 JIS G3123 |
1018, 1045 12L14, 4140 303/304不锈钢 |
3mm-150mm | 3m/4m/6m 或定制 |
冷拉/Cold Drawn 磨削/Ground |
2. 尺寸公差 / Dimensional Tolerance
| 尺寸范围/Size | 宽度公差/Width Tol. | 直线度/Straightness | 垂直度/Squareness |
|---|---|---|---|
| 3-10mm | ±0.03mm | ≤0.2mm/m | ≤0.02mm |
| 10-30mm | ±0.05mm | ≤0.3mm/m | ≤0.03mm |
| 30-80mm | ±0.08mm | ≤0.5mm/m | ≤0.05mm |
3. 机械性能 / Mechanical Properties
<td≥515<td≥205<td≥40
| 材质/Material | 抗拉强度/Tensile (MPa) | 屈服强度/Yield (MPa) | 延伸率/Elongation (%) |
|---|---|---|---|
| 1018 | 440-550 | ≥370 | ≥18 |
| 1045 | 600-750 | ≥450 | ≥15 |
| 304不锈钢 |
4. 表面特性 / Surface Characteristics
- 表面光洁度/Surface Finish:
- 冷拉/Cold Drawn: Ra 0.8-1.6μm
- 磨削/Ground: Ra 0.4-0.8μm
- 边缘状态/Edges: 直角/Square (90°±0.5°)
- 缺陷控制/Defects: 无划痕/No scratches (目视检查/Visual inspection)
5. 包装与认证 / Packaging & Certification
| 包装方式/Packing | 防锈保护/Rust Prevention | 质量认证/Certification | 标记要求/Marking |
|---|---|---|---|
| 木箱/Wooden Case PVC缠绕/PVC Wrapping |
防锈油/Oil VCI纸/VCI Paper |
EN 10204 3.1 RoHS |
材质/Size 批号/Lot No. |
附加服务 / Additional Services
中文：
– 提供超精密磨削加工（公差±0.005mm）
– 可做热处理（调质/退火/淬火）
– 特殊表面处理（镀镍/镀铬/抛光）
English:
– Ultra-precision grinding (±0.005mm)
– Heat treatment (QT/Annealing/Hardening)
– Special surface treatments (Ni/Cr plating/Polishing)
注：产品实际参数可能因生产工艺略有差异，具体以出厂检测报告为准
Note: Actual specifications may vary slightly due to manufacturing process, refer to mill test reports for exact values
