Máy đo độ cứng Huatec HBRV-187.5S (HV, HB, HR, 1839N, Digital)

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Máy đo độ cứng Huatec HBRV-187.5S (HV, HB, HR, 1839N, Digital)

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THÔNG SỐ KỸ THUẬT:

Model: HBRV-187.5S
Hãng sản xuất: HUATEC
Bảo hành: 12 tháng

Đo độ cứng kiểu Rockwell:
   Dải lực: lực ban đầu: 98.07(10kg)
               :588.4(60kg)/ 980.7(100kg)/ 1471(150kg)
   Độ chính xác: ±1.0%
   Indenter :Ф1.5875mm Ball Indenter
   HRA/ HRB/ HRC/ HRD
Đo độ cứng kiểu Brinell
   Dải lực: 294.2N (30kg)/ 306.5N(31.25kg)/ 612.9N(62.5kg)
                980.7N(100kg)/ 1839N(187.5kg)
   Độ chính xác: 1%
Indenter: φ2.5mm,φ5mmBall Indenter
HBW1/30 - HBW2.5/31.25 - HBW2.5/62.5 - HBW5/62.5
   - HBW10/100 - HBW2.5/187.5
   Độ phân giải 0.5μm
Đo độ cứng kiểu Vicker
   Dải lực: 294.2N(30kg)/ 980.7N(100kg)
   Độ chính xác: 1%
   HV30/ HV100
   Độ phân giải: 0.25μm
Nguồn điện: AC220V±5%, 50-60 Hz
Thời gian giữ tải: 0~60s
Kích thước: 551×260×800 mm
Khối lượng: 80kg

Technical specifications

1. The Power Source and the Voltage: AC220V±5%, 50-60 Hz

2.Time-delayed control: 0-60 seconds, adjustable

3.The Distance from the Indenter Center to the Instrument Body: 165mm

4.Overall Dimension (Length×Width×Height): 551×260×800 mm

5.The Net Weight of the Tester: 80kg (Approx)

6.Specifications of Rockwell Hardness

Testing force(N)	Initial Testing Force	98.07(10kg)		Tolerance ±2.0%
	Total testing force	588.4(60kg)		Tolerance ±1.0%
		980.7(100kg)
		1471(150kg)
Indenter	Diamond Cone Indenter
	Ф1.5875mm Ball Indenter
Scales	HRA	HRB	HRC	HRD
Max height of samples	175mm

7.The Tolerance of Rockwell Hardness Display Value

Hardness Scale	HardnessRangeof The Standard Testing Blocks	The Max. Tolerance of Display Value	Repeatabilitya
HRA	(20~≤75)HRA	±2HRA	≤0.02(100－H)or 0.8 Rockwell Unitb
HRA	(＞75~≤88)HRA	±1.5HRA	≤0.02(100－H)or 0.8 Rockwell Unitb
HRB	(20~≤45)HRB	±4HRB	≤0.04(130－H)or 1.2 Rockwell Unitb
	(＞45~≤80)HRB	±3HRB
	(＞80~≤100)HRB	±2HRB
HRC	(20~≤70)HRC	±1.5HRC	≤0.02(100－H)or 0.8 Rockwell Unitb
a:H is average hardness value b:Confirm as higher value

8.The Technical Specification of Brinell Hardness Tester

Testing force	294.2N(30kg)			Tolerance ±1.0%
	306.5N(31.25kg)
	612.9N(62.5kg)
	980.7N(100kg)
	1839N(187.5kg)
Indenter	φ2.5mm,φ5mmBall Indenter
Scales	HBW1/30	HBW2.5/31.25	HBW2.5/62.5
	HBW5/62.5	HBW10/100	HBW2.5/187.5
Eyepiece magnification	15×
Objective	2.5×(resolution 0.5μm),5×(resolution 0.25μm)
Max Height of Sample	For 2.5×:Max Height is 95mm For 5×:Max height is 115mm

9. The Tolerance and Repetition of Displayed Value for Brinell Hardness Tester

Hardness Block(HBW)	Tolerance(%)	Repeatability (%)
≤125	±3	3
125＜HBW≤125	±2.5	2.5
＞225	±2	2

10. Technical Specifications of Vickers Hardness

Test force	294.2N(30kg)	Tolerance ±1.0%
	980.7N(100kg)
Indenter	Diamond Vickers Indenter
Scale	HV30	HV100
Eyepiece magnification	15×
Objective magnification	5×(Resolution 0.25μm)
Max. Height of Specimen	115mm

11. The Tolerance and Repetition of Displayed Value for Vickers Hardness Tester

Tolerance of Displayed Value			Repetition of Displayed Value
Hardness scale	Value of Hardness Block	Tolerance of Displayed Value	Value of Hardness Block	Repetition of Displayed Value
HV30 HV100	≤250HV	±3%	≤225HV	6%
HV30 HV100	300~1000HV	±2%	＞225HV	4%