进步
产品概述
铝圆棒 6061 is a precipitation-hardened aluminum-magnesium-silicon (Al-Mg-Si) alloy rod, one of the most versatile and widely machined aluminum products in the industry. It combines medium-to-high strength, excellent machinability, good weldability, and superior corrosion resistance. 我们的 6061 aluminum round bars are available in T4, T6, T651 and T6511 tempers, produced per ASTM B211, 国标/T 3191, 在 755 and JIS H4040 standards, with diameters from 3 mm to 500 mm and custom lengths.
化学成分 (%), ASTM B211 / 国标/T 3190
铝 (铝): 95.8 – 98.6 (balance)
镁 (镁): 0.8 – 1.2
和 (硅): 0.4 – 0.8
铜 (铜): 0.15 – 0.40
铬 (铬): 0.04 – 0.35
铁 (铁): 0.70 最大限度
锌 (锌): 0.25 最大限度
锰 (锰): 0.15 最大限度
的 (钛): 0.15 最大限度
其他各: 0.05 最大限度, 其他总计: 0.15 最大限度
机械性能 (典型值, Bar)
Temper T4 (Solution Heat Treated & Naturally Aged): 抗拉强度 180-240 兆帕, 屈服强度 110-170 兆帕, 伸长 14-18%
Temper T6 (Solution Treated & Artificially Aged): 抗拉强度 290-310 兆帕, 屈服强度 240-290 兆帕, 伸长 8-12%
Temper T651 (T6 + Stress Relieved): 抗拉强度 290-310 兆帕, 屈服强度 240-290 兆帕, 伸长 8-12%
Temper T6511 (T6 + Stress Relieved, Extruded): 抗拉强度 290-310 兆帕, 屈服强度 240-290 兆帕, 伸长 8-12%
硬度: 95 HB (T6)
剪切强度: 205 兆帕 (T6)
疲劳强度: 96 兆帕 (T6, at 5×10⁸ cycles)
物理特性
密度: 2.70 g/cm³ (0.0975 磅/立方英寸)
熔点: 582-652℃ (1080-1205°F)
导热系数: 167 带/(m·K) 25°C 时 (T6)
电导率: 43% 国际化学学会 (T6)
电阻率: 4.0 × 10⁻⁸ Ω·m
热膨胀系数: 23.6 × 10⁻⁶/K (20-100℃)
弹性模量: 68.9 GPa (10,000 克西)
Poisson Ratio: 0.33
规格
标准: ASTM B211 (rolled/drawn), ASTM B221 (extruded), 国标/T 3191, 在 755-2 / 755-3, JIS H4040, QQ-A-225/8
直径: 3 毫米 – 500 毫米 (0.12″ – 19.7″)
长度: 1 米 – 12 米 (可定制切割)
脾气: 氧, T4, T6, T651, T6511
类型: Extruded bar, rolled bar, drawn bar, precision ground bar
表面处理: 铣削加工, 明亮的, Drawn, Precision ground (h7-h9), 阳极氧化
宽容: 直径: ±0.1毫米 (drawn) to ±1.0mm (extruded), Straightness: ≤1mm/m
Special: Precision ground bars with h7/h8/h9 tolerance for machining centers
主要特点 & 优点
- 优异的机械加工性 – ideal for CNC turning, 铣削, 和钻孔
- Medium-to-high strength – reliable for structural and load-bearing parts
- Good corrosion resistance – suitable for indoor and outdoor applications
- Excellent weldability – fully weldable with 4043 或者 5356 filler
- Heat treatable – T6 temper provides maximum mechanical properties
- Good dimensional stability – stress-relieved tempers available
- Consistent roundness and straightness – tight tolerances
- 轻的 – reduces component weight in machinery and transport
- Good anodizing response – attractive protective finishes
- Available in precision ground condition – ready for high-precision parts
应用领域
- 机械 – 轴, spindles, rollers, 针脚, 齿轮, valve stems
- 汽车 – drive shafts, suspension parts, 紧固件, spacers
- 紧固件 – 螺栓, 螺丝, 螺柱, 铆钉, 坚果
- 建造 – structural members, 括号, anchors, 配件
- 航天 – non-critical structural parts, 括号, 配件
- 海洋 – propeller shafts, 配件, hardware
- 电子产品 – heat sink rods, antenna elements, support rods
- Tooling – mold components, 夹具, 固定装置, mandrels
- 运动器材 – archery components, climbing gear, poles
- General engineering – bushings, standoffs, 销钉, custom machined parts
质量控制 & 测试
我们的每一批 6061 aluminum round bars undergoes strict quality control:
化学分析: Spectrometer verification of Mg, 和, 铜, Cr content
机械测试: 拉伸试验, 屈服强度测试, 伸长率测试, 硬度测试 (每脾气)
Heat Treatment Verification: Hardness and conductivity testing to verify T6 treatment
Dimensional Inspection: 直径, roundness, straightness, and length checks
表面检测: 目视检查是否有划痕, 坑, laps, and die marks
Ultrasonic Testing: UT inspection for internal soundness (available on request)
文档: 工厂测试证书 (MTC), 物料追溯, 合格证书
包装 & 船运
包装: 标准出口包装 – bars bundled with steel straps or polypropylene straps, protective paper or film wrapping, wooden pallets or crates for heavy bundles; individual protective tubes for precision ground bars
标记: 合金, 脾气, 尺寸, 热数, 标准, 制造商标志
贸易条款: 离岸价格, 到岸价格, 病死率, 出厂前, 顺铂
支付: 电汇 (30% 订金, 70% 发货前), 即期信用证, 西联汇款, 贝宝 (样品订单)
交货时间: 标准尺寸有库存 – 3-7 天; 定制尺寸 – 15-30 天
起订量: 300 标准尺寸公斤; 定制订单可协商
装货港: 青岛, 上海, 天津, 宁波, 或按要求
为什么选择我们
随着超过 15 多年铝制造和出口经验, 我们是值得信赖的供应商 6061 aluminum round bars to machinery manufacturers, fastener producers, and automotive companies in more than 50 国家. Our factory is equipped with modern extrusion, 绘画, heat treatment, and precision grinding lines, ensuring consistent quality and tight dimensional accuracy. 我们拥有大量标准尺寸和脾气的库存，以便立即交货, 我们经验丰富的团队可以为您的具体应用提供技术咨询和定制解决方案. 立即联系我们获取有竞争力的报价!
