Kern-sohn HMR Uživatelský manuál stáhnout pdf (Strana 12)

Sauter GmbH

Ziegelei 1

D-72336 Balingen

E-Mail: [email protected]

Tel: +49-[0]7433- 9933-199

Fax: +49-[0]7433-9933-149

Internet: www.sauter.eu

Instruction Manual

HMR

HMR-BA-e-1212 12

Table 3

Type of impact device

DC(D)/DL

D+15

C

G

E

Impact 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:

Diam. 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

940HV

1000HV

650HB

1200HV

Mean roughness value of

sample surface Ra:

1.6μm

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

10μm

Available types of impact devices

DC: test hole or

hollow cylindrical

DL: test slender

narrow groove or

hole

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

1 2 ... 7 8 9 10 11 12

Instruction Manual 1

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