HB-3000B布氏硬度计压痕直径与布氏硬度值对照表

2.64

538

179

44.9

2.89

448

—

—

3.14

378

126

31.5

压痕直径d10,

2d5或4d2.5

0.102F/D2

压痕直径d10,

2d5或4d2.5

0.102F/D2

压痕直径d10,

2d5或4d2.5

0.102F/D2

30

10

2.5

30

10

2.5

30

10

2.5

布氏硬度值

布氏硬度值

布氏硬度值

3.15

375

125

31.3

3.40

321

107

26.7

3.65

277

92.3

23.1

3.16

373

124

31.1

3.41

319

106

26.6

3.66

275

91.8

22.9

3.17

370

123

30.9

3.42

317

106

26.4

3.67

274

91.2

22.8

3.18

368

123

30.7

3.43

315

105

26.2

3.68

272

90.7

22.7

3.19

366

122

30.5

3.44

313

104

26.1

3.69

271

90.2

22.6

3.20

363

121

30.3

3.45

311

104

25.9

3.70

269

89.7

22.4

3.21

361

120

30.1

3.46

309

103

25.8

3.71

268

89.2

22.3

3.22

359

120

29.9

3.47

307

102

25.6

3.72

266

88.7

22.2

3.23

356

119

29.7

3.48

306

102

25.5

3.73

265

88.2

22.1

3.24

354

118

29.5

3.49

304

101

25.3

3.74

263

87.7

21.9

3.25

352

117

29.3

3.50

302

101

25.2

3.75

262

87.2

21.8

3.26

350

117

29.2

3.51

300

100

25.0

3.76

260

86.8

21.7

3.27

347

116

29.0

3.52

298

99.5

24.9

3.77

259

86.3

21.6

3.28

345

115

28.8

3.53

297

98.9

24.7

3.78

257

85.8

21.5

3.29

343

114

28.6

3.54

295

98.3

24.6

3.79

256

85.3

21.3

3.30

341

114

28.4

3.55

293

97.7

24.5

3.80

255

84.9

21.2

3.31

339

113

28.2

3.56

292

97.2

24.3

3.81

253

84.4

21.1

3.32

337

112

28.1

3.57

290

96.6

24.2

3.82

252

84.0

21.0

3.33

335

112

27.9

3.58

288

96.1

24.0

3.83

250

83.5

20.9

3.34

333

111

27.7

3.59

286

95.5

23.9

3.84

249

83.0

20.8

3.35

331

110

27.6

3.60

285

95.0

23.7

3.85

248

82.6

20.7

3.36

329

110

27.4

3.61

283

94.4

23.6

3.86

246

82.1

20.5

3.37

326

109

27.2

3.62

282

93.9

23.5

3.87

245

81.7

20.4

3.38

325

108

27.1

3.63

280

93.3

23.3

3.88

244

81.3

20.3

3.39

323

108

26.9

3.64

278

92.8

23.2

3.89

242

80.8

20.2

压痕直径d10,

2d5或4d2.5

0.102F/D2

压痕直径d10,

2d5或4d2.5

0.102F/D2

压痕直径d10,

2d5或4d2.5

0.102F/D2

30

10

2.5

30

10

2.5

30

10

2.5

布氏硬度值

布氏硬度值

布氏硬度值

3.90

241

80.4

20.1

4.15

212

70.6

17.6

4.40

187

62.4

15.6

3.91

240

80.0

20.0

4.16

211

70.2

17.6

4.41

186

62.1

15.5

3.92

239

79.6

19.9

4.17

210

69.9

17.5

4.42

185

61.8

15.5

3.93

237

79.1

19.8

4.18

209

69.5

17.4

4.43

185

61.5

15.4

3.94

236

78.7

19.7

4.19

208

69.2

17.3

4.44

184

61.2

15.3

3.95

235

78.3

19.6

4.20

207

68.8

17.2

4.45

183

60.9

15.2

3.96

234

77.9

19.5

4.21

205

68.5

17.1

4.46

182

60.6

15.2

3.97

232

77.5

19.4

4.22

204

68.2

17.0

4.47

181

60.4

15.1

3.98

231

77.1

19.3

4.23

203

67.8

17.0

4.48

180

60.1

15.0

3.99

230

76.7

19.2

4.24

202

67.5

16.9

4.49

179

59.8

15.0

4.00

229

76.3

19.1

4.25

201

67.1

16.8

4.50

179

59.5

14.9

4.01

228

75.9

19.0

4.26

200

66.8

16.7

4.51

178

59.2

14.8

4.02

226

75.5

18.9

4.27

199

66.5

16.6

4.52

177

59.0

14.7

4.03

225

75.1

18.8

4.28

198

66.2

16.5

4.53

176

58.7

14.7

4.04

224

74.7

18.7

4.29

198

65.8

16.5

4.54

175

58.4

14.6

4.05

223

74.3

18.6

4.30

197

65.5

16.4

4.55

174

58.1

14.5

4.06

222

73.9

18.5

4.31

196

65.2

16.3

4.56

174

57.9

14.5

4.07

221

73.5

18.4

4.32

195

64.9

16.2

4.57

173

57.6

14.4

4.08

219

73.2

18.3

4.33

194

64.6

16.1

4.58

172

57.3

14.3

4.09

218

72.8

18.2

4.34

193

64.2

16.1

4.59

171

57.1

14.3

4.10

217

72.4

18.1

4.35

192

63.9

16.0

4.60

170

56.8

14.2

4.11

216

72.0

18.0

4.36

191

63.6

15.9

4.61

170

56.5

14.1

4.12

215

71.7

17.9

4.37

190

63.3

15.8

4.62

169

56.3

14.1

4.13

214

71.3

17.8

4.38

189

63.0

15.8

4.63

168

56.0

14.0

4.14

213

71.0

17.7

4.39

188

62.7

15.7

4.64

167

55.8

13.9

压痕直径d10,

2d5或4d2.5

0.102F/D2

压痕直径d10,

2d5或4d2.5

0.102F/D2

压痕直径d10,

2d5或4d2.5

0.102F/D2

30

10

2.5

30

10

2.5

30

10

2.5

布氏硬度值

布氏硬度值

布氏硬度值

4.65

167

55.5

13.9

4.90

149

49.6

12.4

5.15

134

44.6

11.2

4.66

166

55.3

13.8

4.91

148

49.4

12.4

5.16

133

44.4

11.1

4.67

165

55.0

1.38

4.92

148

49.2

12.3

5.17

133

44.2

11.1

4.68

164

54.8

13.7

4.93

147

49.0

12.3

5.18

132

44.0

11.0

4.69

164

54.5

13.6

4.94

146

48.8

12.2

5.19

132

43.8

11.0

4.70

163

54.3

13.6

4.95

146

48.6

12.2

5.20

131

43.7

10.9

4.71

162

54.0

13.5

4.96

145

48.4

12.1

5.21

130

43.5

10.9

4.72

161

53.8

13.4

4.97

144

48.1

12.0

5.22

130

43.3

10.8

4.73

161

53.5

13.4

4.98

144

47.9

12.0

5.23

129

43.1

10.8

4.74

160

53.3

13.3

4.99

143

47.7

11.9

5.24

129

42.9

10.7

4.75

159

53.0

13.3

5.00

143

47.5

11.9

5.25

128

42.8

10.7

4.76

158

52.8

13.2

5.01

142

47.3

11.8

5.26

128

42.6

10.6

4.77

158

52.6

13.1

5.02

141

47.1

11.8

5.27

127

42.4

10.6

4.78

157

52.3

13.1

5.03

141

46.9

11.7

5.28

127

42.2

10.6

4.79

156

52.1

13.0

5.04

140

46.7

11.7

5.29

126

42.1

10.5

4.80

156

51.9

13.0

5.05

140

46.5

11.6

5.30

126

41.9

10.5

4.81

155

51.7

12.9

5.06

139

46.3

11.6

5.31

125

41.7

10.4

4.82

154

51.4

12.9

5.07

138

46.1

11.5

5.32

125

41.5

10.4

4.83

154

51.2

12.8

5.08

138

45.9

11.5

5.33

124

41.4

10.3

4.84

153

51.0

12.8

5.09

137

45.7

11.4

5.34

124

41.2

10.3

4.85

152

50.7

12.7

5.10

137

45.5

11.4

5.35

123

41.0

10.3

4.86

152

50.5

12.6

5.11

136

45.3

11.3

5.36

123

40.9

10.2

4.87

151

50.3

12.6

5.12

135

45.1

11.3

5.37

122

40.7

10.2

4.88

150

50.1

12.5

5.13

135

45.0

11.3

5.38

122

40.5

10.1

4.89

150

49.8

12.5

5.14

134

44.8

11.2

5.39

121

40.4

10.1

压痕直径d10,

2d5或4d2.5

0.102F/D2

压痕直径d10,

2d5或4d2.5

0.102F/D2

压痕直径d10,

2d5或4d2.5

0.102F/D2

30

10

2.5

30

10

2.5

30

10

2.5

布氏硬度值

布氏硬度值

布氏硬度值

5.40

121

40.2

10.1

5.61

111

37.0

9.24

5.82

102

34.1

8.53

5.41

120

40.0

10.0

5.62

110

36.8

9.20

5.83

102

33.9

8.49

5.42

120

39.9

9.97

5.63

110

36.7

9.17

5.84

101

33.8

8.46

5.43

119

39.7

9.94

5.64

110

36.5

9.14

5.85

101

33.7

8.43

5.44

119

39.6

9.90

5.65

109

36.4

9.10

5.86

101

33.6

8.40

5.45

118

39.4

9.86

5.66

109

36.3

9.07

5.87

100

33.4

8.36

5.46

118

39.2

9.82

5.67

108

36.1

9.03

5.88

99.9

33.3

8.33

5.47

117

39.1

9.78

5.68

108

36.0

9.00

5.89

99.5

33.2

8.29

5.48

117

38.9

9.73

5.69

107

35.8

8.97

5.90

99.2

33.1

8.26

5.49

116

38.8

9.70

5.70

107

35.7

8.93

5.91

98.8

32.9

8.23

5.50

116

38.6

9.66

5.71

107

35.6

8.90

5.92

98.4

32.8

8.20

5.51

115

38.5

9.62

5.72

106

35.4

8.86

5.93

98.0

32.7

8.17

5.52

115

38.3

9.58

5.73

106

35.3

8.83

5.94

97.7

32.6

8.14

5.53

114

38.2

9.54

5.74

105

35.1

8.79

5.95

97.3

32.4

8.11

5.54

114

38.0

9.50

5.75

105

35.0

8.76

5.96

96.9

32.3

8.08

5.55

114

37.9

9.46

5.76

105

34.9

8.73

5.97

96.6

32.2

8.05

5.56

113

37.7

9.43

5.77

104

34.7

8.69

5.98

96.2

32.1

8.02

5.57

113

37.6

9.38

5.78

104

34.6

8.66

5.99

95.9

32.0

7.99

5.58

112

37.4

9.35

5.79

103

34.5

8.63

6.00

95.5

31.8

7.96

5.59

112

37.3

9.31

5.80

103

34.3

8.59

5.60

111

37.1

9.27

5.81

103

34.2

8.56