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Steel Hardness in Different Heat Treatment Conditions

Alloy

Hardness (HB)  50mm Round Bar

AISI

DIN

DIN

Annealed

Normalized

Water Quenched

Temper

250

Temper

540

1015

1. 1141

CK15

111

116

-

-

-

1022

1.1151

CK22

120

130

-

-

-

1030

1.1178

CK30

126

137

470

430

170

1040

1.1186

CK40

149

167

520

500

207

1050

1.1210

Ck50

187

212

530

500

255

1060

1.1221

CK60

179

223

-

-

262*

4130

1.7220

34CrMo4

160

167

460

440

241

4140

1.7225

42CrMo4

197

285

480*

460*

285*

9840

1.6511

36CrNiMo4

192

255

510*

500*

260*

4340

1.6582

34CrNiMo6

217

341

550*

530*

341*

            *Oil Quenched

 

Who are we

          EMC     is one of the  leading foundry companies in Iran based in Isfahan . The company is well known for its pioneering role in producing many cast parts for the first time inside the country           

Address
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Postal Code: 8465196665
Tel : 0098 313 7609821-5
Fax: 00983137582823
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