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布氏硬度数
compr.
Brinell figure
space
Brinell figure
(值)
tech.
Brinell's figure
;
Brinell's number
wind.
Brinell hardness number
布氏硬度数
表示材料硬度的一种标准。由瑞典人布林南尔 J.A. Brinell首先提出。用压人法将压力施加于淬火的钢球〈如直径为 10mm 的球〉上,使其压向所测试的材料样品的表面而产生凹痕。用测得的球形凹痕单位面积上的压力来表示材料的硬度。单位为 lkgf/mm²
expl.
Brinell
hardness
number
布氏硬度 数
:
5 phrases
in 3 subjects
Compressors
1
Earth sciences
1
Technology
3
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