HL200里氏硬度計
作者 Admin
瀏覽
發(fā)布時間 11/06/03
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以下附表一為硬度計適用范圍，附表二為適用條件
附表一(適用范圍)：
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材料
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硬度制
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沖擊裝置
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D/DC
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D+15
|
C
|
G
|
E
|
DL
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Steel and cast steel
鋼和鑄鋼
|
HRC
|
17.9～68.5
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19.3～67.9
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20.0～69.5
|
|
22.4～70.7
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20.6～68.2
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HRB
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59.6～99.6
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|
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47.7～99.9
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|
37.0～99.9
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HRA
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59.1～85.8
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|
|
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61.7～88.0
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|
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HB
|
127～651
|
80～638
|
80～683
|
90～646
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83～663
|
81～646
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HV
|
83～976
|
80～937
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80～996
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|
84～1042
|
80～950
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HS
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32.2～99.5
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33.3～99.3
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31.8～102.1
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35.8～102.6
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30.6～96.8
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Steel鍛鋼
|
HB
|
143～650
|
|
|
|
|
|
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CWT、ST
合金工具鋼
|
HRC
|
20.4～67.1
|
19.8～68.2
|
20.7～68.2
|
|
22.6～70.2
|
|
|
HV
|
80～898
|
80～935
|
100～941
|
|
82～1009
|
|
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Stainless steel
不銹鋼
|
HRB
|
46.5～101.7
|
|
|
|
|
|
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HB
|
85～655
|
|
|
|
|
|
|
HV
|
85～802
|
|
|
|
|
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GC. IRON
灰鑄鐵
|
HRC
|
|
|
|
|
|
|
|
HB
|
93～334
|
|
|
92～326
|
|
|
|
HV
|
|
|
|
|
|
|
|
NC、IRON
球墨鑄鐵
|
HRC
|
|
|
|
|
|
|
|
HB
|
131～387
|
|
|
127～364
|
|
|
|
HV
|
|
|
|
|
|
|
|
C．ALUM
鑄鋁合金
|
HB
|
19～164
|
|
23～210
|
32～168
|
|
|
|
HRB
|
23.8～84.6
|
|
22.7～85.0
|
23.8～85.5
|
|
|
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BRASS
銅鋅合金
（黃銅）
|
HB
|
40～173
|
|
|
|
|
|
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HRB
|
13.5～95.3
|
|
|
|
|
|
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BRONZE銅錫合金
（青銅）
|
HB
|
60～290
|
|
|
|
|
|
|
COPPER純銅
|
HB
|
45～315
|
|
|
|
|
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