牌号
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B122 C75200锌白铜板、薄板、带材
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旧牌号
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2
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对应标准
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ASTM B122/B122M-2016
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铜镍锡合金、铜镍锌合金(镍银)和铜镍合金板、薄板、带材及轧制棒材
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Standard Specification for Copper-Nickel-Tin Alloy, Copper-Nickel-Zinc Alloy(Nickel Silver), and Copper-Nickel Alloy Plate, Sheet, Strip, and Rolled Bar
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归类
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铜及铜合金
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标签
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铜镍锌合金
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B122 C75200 化学元素成分含量(%)
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成分
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Fe
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Mn
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Ni *
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Cu
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Pb
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更多
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好小值
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-
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-
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16.5
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63
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-
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Zn:余量
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好大值
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0.25
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0.5
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19.5
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66.5
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0.05
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*包括Co
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B122 C75200 机械性能
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条件
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热处理或状态
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抗拉强度
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硬度
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σb
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HBW
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Mpa
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厚板, 轧制棒材, 薄板, 带材
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热轧(M20)
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355~450
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厚板, 轧制棒材, 薄板, 带材
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冷加工- 1/4 硬(H01)
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400~495
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HR(B Scale)
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50~75
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厚板, 轧制棒材, 薄板, 带材
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冷加工- 1/2 硬(H02)
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455~550
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68~82
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厚板, 轧制棒材, 薄板, 带材
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冷加工- 硬(H04)
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540~625
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80~90
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厚板, 轧制棒材, 薄板, 带材
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冷加工- 极硬(H06)
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595~675
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87~94
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厚板, 轧制棒材, 薄板, 带材
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Cold-Worked- Spring(H08)
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620~695
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89~96
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厚板, 轧制棒材, 薄板, 带材
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OS070
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25~40
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厚板, 轧制棒材, 薄板, 带材
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OS035
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35~55
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厚板, 轧制棒材, 薄板, 带材
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OS015
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45~70
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① OS070-退火获得满足标准平均晶粒尺寸为0.070mm
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② OS035-退火获得满足标准平均晶粒尺寸为0.035mm
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③ OS015-退火获得满足标准平均晶粒尺寸为0.015mm
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④表中洛氏硬度值适用于厚度≥0.508mm的材料
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