直径A Diameter	原棒尺寸 Fullsize Round Bar	直径尺寸公差 Tolerance for Diameter	调质Hardening And Tempering	制造方法 Method of Manufacturing	每米重量 Weight Per Meter（KG）
30	2000	±0.08	H	冷拔  Cold Drawing	6.284
35	2000	±0.08	H	冷拔  Cold Drawing	8.553
50	2000	±1.0	H	冷拔  Cold Drawing	17.46
70	2000	-0.07~+0.21	H	冷锻  Cold Drawing	34.22
85	2000	-0.09~+0.26	H	冷锻  Cold Drawing	50.45

数据（参考值）Data

特性 Mechanical Properties 直径100mm Diameter 100mm
抗拉强度Tensile Strength	延伸Elongation	维克斯硬度 Vickers Hardness	比重Specific Density	导电率Conductivity	热导率Thermal  Conduction
490以上Over	15以上Over	140以上Over	8.89	13	67

化学成分（%）Chemical Composition（%）
Cu	Pb	Fe	Sn	P	其它  Miscellaneous
--	--	--	5.5~7	0.03~0.35	Cu+Sn+P 99.5以上Over

概述 Summarization
耐疲劳性，耐腐蚀性，耐磨损性优越。主要用于齿轮，凸轮，接头，轴，轴承，小螺丝，螺丝螺帽等部件。
With its excellent corrosion resistance , abrasion resistance , tiredness resistance .This products is mainly used in gear , cam , fitting , bearing , axle , axle shaft , small screw , bolts , and nut .
进货商品（尺寸）信息Information for Purchase of Goods（Size）
以下尺寸也能从日本进货 The goods in the following sizes may also be purchased from Japan.