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D 15 Probe Leeb Hardness Tester / Hardness Instrument For Groove Reentrant Surface Testing

Basic Information

Place of Origin:	China
Brand Name:	TMTeck
Certification:	EN ISO 16859-2016
Model Number:	D+15

Minimum Order Quantity:	1
Price:	Negotiation
Packaging Details:	Carton
Delivery Time:	3-5 work days
Payment Terms:	T/T, Western Union
Supply Ability:	100PCS/Two weeks

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Detail Information

Impacting Energy:	11mJ	Dia. Test Tip:	3mm
Test Tip Hardness:	1600HV	Material Of Test Tip:	Tungsten Carbide
Impact Device Diam:	20mm	Available Type Of Impact Device:	Test Groove Or Reentrant Surface
Highlight:	digital hardness meter , digital hardness tester

Product Description

D+15 type impact device,D+15 probe of Leeb hardness tester for groove or reentrant surface test

Impact device D+15
Very thin front section and withdrawn measuringspool.
Used for measuring grooves and recessed surfaces.

Impact device Applicable materials: steel and cast steel, metallurgical tool steel, forged steel, gray cast iron, ductile cast iron, cast aluminum alloy, pure copper,
Copper-zinc alloy (brass), copper-tin alloy (bronze)

Material	Method	Impact device
Material	Method	D/DC	D+15	C	G	E	DL
Steel and cast steel	HRC	20～68.5	19.3～67.9	20.0～69.5		22.4～70.7	20.6～68.2
	HRB	38.4～99.6			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
Cold work tool steel	HRC	20.4～67.1	19.8～68.2	20.7～68.2		22.6～70.2
Cold work tool steel	HV	80～898	80～935	100～941		82～1009
Stainless steel	HRB	46.5～101.7
	HB	85～655
	HV	85～802
Grey cast iron	HRC
	HB	93～334			92～326
	HV
Nodular cast iron	HRC
	HB	131～387			127～364
	HV
Cast aluminium alloys	HB	19～164		23～210	32～168
Cast aluminium alloys	HRB	23.8～84.6		22.7～85.0	23.8～85.5
BRASS(copper-zinc alloys)	HB	40～173
BRASS(copper-zinc alloys)	HRB	13.5～95.3
BRONZE(copper-aluminium/tin alloys)	HB	60～290
Wrought copper alloys	HB	45～315
Available type of impact device		DC: Test hole or hollow cylindrical	D+15: Test groove or reentrant surface	C:Test small, light, thin parts and surface of hardened layer	G: Test large, thick, heavy and rough surface steel	E: Test super high hardness material	DL: Test slender narrow groove or hole

Testing conditions:

Type of impact device

DC(D)/DL

D+15

Impacting energy

Mass of impact body

11mJ

5.5g/7.2g

11mJ

7.8g

2.7mJ

3.0g

90mJ

20.0g

11mJ

5.5g

Test tip hardness:

Dia. Test tip:

Material of test tip:

1600HV

3mm

Tungsten carbide

1600HV

3mm

Tungsten carbide

1600HV

3mm

Tungsten carbide

1600HV

5mm

Tungsten carbide

5000HV

3mm

synthetic diamond

Impact device diameter:

Impact device length:

Impact device weight:

20mm

86(147)/ 75mm 50g

20mm

162mm

80g

20mm

141mm

75g

30mm

254mm

250g

20mm

155mm

80g

Max. hardness of sample

940HV

1000HV

650HB

1200HV

Mean roughness value of sample surface Ra:

1.6μm

0.4μm

6.3μm

1.6μm

Min. weight of sample:

Measure directly

Need support firmly

Need coupling tightly

>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

Min. thickness of sample Coupling tightly

Min. layer thickness for surface hardening

5mm

≥0.8mm

5mm

≥0.8mm

1mm

≥0.2mm

10mm

≥1.2mm

5mm

≥0.8mm

Size of tip indentation

Hardness 300HV

Indentation diameter

Depth of indentation

0.54mm

24μm

0.54mm

24μm

0.38mm

12μm

1.03mm

53μm

0.54mm

24μm

Hardness 600HV

Indentation diameter

Depth of indentation

0.54mm

17μm

0.54mm

17μm

0.32mm

8μm

0.90mm

41μm

0.54mm

17μm

Hardness 800HV

Indentation diameter

Depth of indentation

0.35mm

10μm

0.35mm

10μm

0.35mm

7μm

0.35mm

10μ

D 15 Probe Leeb Hardness Tester / Hardness Instrument For Groove Reentrant Surface Testing 0

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D 15 Probe Leeb Hardness Tester / Hardness Instrument For Groove Reentrant Surface Testing

digital hardness meter

digital hardness tester

Testing conditions:

handheld hardness tester,

digital hardness tester,

digital hardness meter

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