材料 |
硬度制 |
沖擊裝置 | |||||
D/DC |
D+15 |
C |
G |
E |
DL | ||
鋼和鑄鋼 |
HRC |
17.9-68.5 |
19.3-67.9 |
20.0-69.5 |
|
22.4-70.7 |
20.6-68.2 |
HRB |
59.6-99.6 |
|
|
47.7-99.9 |
|
37.0-99.9 | |
HRA |
59.1-85.8 |
|
|
|
61.7-88.0 |
| |
HB |
127-651 |
80~638 |
80~683 |
90-646 |
83-663 |
81-646 | |
HV |
83-976 |
80~937 |
80~996 |
|
84-1042 |
80-950 | |
HS |
32.2-99.5 |
33.3-99.3 |
31.8-102.1 |
|
35.8-102.6 |
30.6-96.8 | |
鍛鋼 |
HB |
143-650 |
|
|
|
|
|
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 |
| |
不銹鋼 |
HRB |
46.5-101.7 |
|
|
|
|
|
HB |
85-655 |
|
|
|
|
| |
HV |
85-802 |
|
|
|
|
| |
灰鑄鐵 |
HRC |
|
|
|
|
|
|
HB |
93-334 |
|
|
92-326 |
|
| |
HV |
|
|
|
|
|
| |
球墨鑄鐵 |
HRC |
|
|
|
|
|
|
HB |
131-387 |
|
|
127-364 |
|
| |
HV |
|
|
|
|
|
| |
鑄鋁合金 |
HB |
19-164 |
|
23-210 |
32-168 |
|
|
HRB |
23.8-84.6 |
|
22.7-85.0 |
23.8-85.5 |
|
| |
銅鋅合金
(黃銅) |
HB |
40-173 |
|
|
|
|
|
HRB |
13.5-95.3 |
|
|
|
|
| |
銅錫合金
(青銅) |
HB |
60-290 |
|
|
|
|
|
純銅 |
HB |
45-315 |
|
|
|
|
|
異型沖擊裝置 |
DC(D)/DL |
D+15 |
C |
G |
E | |
沖擊能量
沖擊體質(zhì)量 |
11mJ
5.5g/7.2g |
11mJ
7.8g |
2.7mJ
3.0g |
90mJ
20.0g |
11mJ
5.5g | |
球頭硬度:
球頭直徑:
球頭材料: |
1600HV
3mm
碳化鎢 |
1600HV
3mm
碳化鎢 |
1600HV
3mm
碳化鎢 |
1600HV
5mm
碳化鎢 |
5000HV
3mm
金剛石 | |
沖擊裝置直徑:
沖擊裝置長(zhǎng)度:
沖擊裝置重量: |
20mm
86(147)/ 75mm50g |
20mm
162mm
80g |
20mm
141mm
75g |
30mm
254mm
250g |
20mm
155mm
80g | |
試件最大硬度 |
940HV |
940HV |
1000HV |
650HB |
1200HV | |
試件表面平均粗糙度Ra: |
1.6μm |
1.6μm |
0.4μm |
6.3μm |
1.6μm | |
試件最小重量:
可直接測(cè)量
需穩(wěn)定支撐
需密實(shí)耦合 |
>5kg
2~5kg
0.05~2kg |
>5kg
2~5kg
0.05~2kg |
>1.5kg
0.5~1.5kg
0.02~0.5kg |
>15kg
5~15kg
0.5~5kg |
>5kg
2~5kg
0.05~2kg | |
試件最小厚度密實(shí)
耦合硬化層最小深度 |
5mm
≥0.8mm |
5mm
≥0.8mm |
1mm
≥0.2mm |
10mm
≥1.2mm |
5mm
≥0.8mm | |
球頭壓痕尺寸 | ||||||
硬度300HV時(shí) |
壓痕直徑
壓痕深度 |
0.54mm
24μm |
0.54mm
24μm |
0.38mm
12μm |
1.03mm
53μm |
0.54mm
24μm |
硬度600HV時(shí) |
壓痕直徑
壓痕深度 |
0.54mm
17μm |
0.54mm
17μm |
0.32mm
8μm |
0.90mm
41μm |
0.54mm
17μm |
硬度800HV時(shí) |
壓痕直徑
壓痕深度 |
0.35mm
10μm |
0.35mm
10μm |
0.35mm
7μm |
--
-- |
0.35mm
10μm |
沖擊裝置適用范圍 |
DC型測(cè)量孔或園柱筒內(nèi)、DL型測(cè)量細(xì)長(zhǎng)窄槽或孔、
D型用于常規(guī)測(cè)量 |