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●里氏原理、便携测量
●里氏(HL)、布氏(HB)、洛氏(HRC/HRB/HRA)、维氏(HV)、肖氏(HS)等7种硬度值实现一次测量
●TIME5302便携式里氏硬度计(升级版TH140)可选配7种不同冲击装置并自动识别
●随机现场打印数据,可通过菜单选择材质并设置冲击方向
●限值预设、超差报警
●可接PC机实现测量数据的归档管理与分析,可存储48~350组测量值
示值误差和示值重复性(表一)
序号
|
冲击装置类型
|
标准里氏硬度块硬度值
|
示值误差
|
示值重复性
|
1
|
D
|
760±30HLD
530±40HLD
|
±6 HLD
±10 HLD
|
6 HLD
10 HLD
|
2
|
DC
|
760±30HLDC
530±40HLDC
|
±6 HLDC
±10 HLDC
|
6 HLD
10 HLD
|
3
|
DL
|
878±30HLDL
736±40HLDL
|
±12 HLDL
|
12 HLDL
|
4
|
D+15
|
766±30HLD+15
544±40HLD+15
|
±12 HLD+15
|
12 HLD+15
|
5
|
G
|
590±40HLG 500±40HLG
|
±12 HLG
|
12 HLG
|
6
|
E
|
725±30HLE
508±40HLE
|
±12 HLE
|
12 HLE
|
7
|
C
|
822±30HLC
590±40HLC
|
±12 HLC
|
12 HLC
|
测量范围(表二)
-
|
硬度制
|
冲 击 装 置
|
|||||
D/DC
|
D+15
|
C
|
G
|
E
|
DL
|
||
Steel and cast steel
钢和铸钢
|
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
|
|
Wrought Steel
锻钢
|
HS
|
32.2~99.5
|
-
|
-
|
-
|
-
|
-
|
CWT、ST
合金工具钢
|
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
|
-
|
|
Stainless steel
不锈钢
|
HRB
|
46.5~101.7
|
-
|
-
|
-
|
-
|
-
|
HB
|
85~655
|
-
|
-
|
-
|
-
|
-
|
|
HV
|
85~802
|
-
|
-
|
-
|
-
|
-
|
|
GC. IRON
灰铸铁
|
HRC
|
-
|
-
|
-
|
-
|
-
|
-
|
HB
|
93~334
|
-
|
-
|
92~326
|
-
|
-
|
|
HV
|
-
|
-
|
-
|
-
|
-
|
-
|
|
NC、IRON
球墨铸铁
|
HRC
|
-
|
-
|
-
|
-
|
-
|
-
|
HB
|
131~387
|
-
|
-
|
127~364
|
-
|
-
|
|
HV
|
-
|
-
|
-
|
-
|
-
|
-
|
|
C.ALUM
铸铝合金
|
HB
|
19~164
|
-
|
23~210
|
32~168
|
-
|
-
|
HRB
|
23.8~84.6
|
-
|
22.7~85.0
|
23.8~85.5
|
-
|
-
|
|
BRASS
铜锌合金
|
HB
|
-
|
-
|
-
|
-
|
-
|
-
|
HRB
|
-
|
-
|
-
|
-
|
-
|
-
|
|
BRONZE
铜锡(铝)合金
|
HB
|
60~290
|
-
|
-
|
-
|
-
|
-
|
COPPER纯铜
|
HB
|
45~315
|
-
|
-
|
-
|
-
|
-
|
TIME5302便携式里氏硬度计(升级版TH140)基本配置:
主机、打印机、D型冲击装置、随机里氏硬度块(HLD值)、充电器、尼龙刷、合格证书、使用说明书、密码包装箱。
TIME5302便携式里氏硬度计(升级版TH140)可选附件:
各种冲击装置 、经过鉴定的、非HLD值的随机、里氏硬度块、各种异型支承环、数据处理软件、通讯电缆。