各種硬度值換算表

Steel

各種硬度值換算表

Rockwell

Rockwell Superficial

Vickers

Brinell

Shore

Rockwell

Rockwell Superficial

Vickers

HRA

HRB

HRC

HRD

15N

30N

45N

HV

HB

HS

HRB

HRF

15T

30T

45T

HV

60kgf

100kgf

150kgf

100kgf

15kgf

30kgf

45kgf

50kgf

3000kgf

jis

100kgf

60kgf

15kgf

30kgf

45kgf

50kgf

85.6

68.0

76.9

93.2

84.4

75.4

940

97.6

93.5

110.0

90.0

77.5

66.0

196.0

85.3

67.5

76.5

93.0

84.0

74.3

920

96.4

109.5

65.5

194.0

85.0

67.0

76.1

92.9

83.6

74.2

900

95.2

93.0

77.0

65.0

192.0

84.7

66.4

75.7

92.7

83.1

73.6

880

94.0

92.5

109.0

76.5

64.5

190.0

84.4

65.9

75.3

92.5

82.7

73.1

860

92.8

92.0

89.5

64.0

188.0

84.1

65.3

74.8

92.3

82.2

72.2

840

91.5

91.5

108.5

76.0

63.5

186.0

83.8

64.7

74.3

92.1

81.7

71.8

820

90.2

91.0

75.5

63.0

184.0

83.4

64.0

73.8

91.8

81.1

71.0

800

88.9

90.5

108.0

89.0

62.5

182.0

83.0

63.3

73.3

91.5

80.4

70.2

780

87.5

90.0

107.5

75.0

62.0

180.0

82.6

62.5

72.6

91.2

79.7

69.4

760

86.2

89.0

74.5

61.5

178.0

82.2

61.8

72.1

91.0

79.1

68.6

740

84.8

88.5

107.0

61.0

176.0

81.8

61.0

71.5

90.7

78.4

67.7

720

83.3

88.0

88.5

74.0

60.5

174.0

81.3

60.1

70.8

90.3

77.6

66.7

700

81.8

87.5

106.5

73.5

60.0

172.0

81.1

59.7

70.5

90.1

77.2

66.2

690

81.1

87.0

59.5

170.0

80.8

59.2

70.1

89.8

76.8

65.7

680

80.3

86.0

106.0

88.0

73.0

59.0

168.0

80.6

58.8

69.8

89.7

76.4

65.3

670

79.6

85.5

72.5

58.5

166.0

80.3

58.3

69.4

89.5

75.9

64.7

660

78.8

85.0

105.5

72.0

58.0

164.0

80.0

57.8

69.0

89.2

75.5

64.1

650

78.0

84.0

105.0

87.5

57.5

162.0

79.8

57.3

68.7

89.0

75.1

63.5

640

77.2

83.5

71.5

56.5

160.0

79.5

56.8

68.3

88.8

74.6

63.0

630

76.4

83.0

104.5

71.0

56.0

158.0

79.2

56.3

67.9

88.5

74.2

62.4

620

75.6

82.0

104.0

87.0

70.5

55.5

156.0

78.9

55.7

67.5

88.2

73.6

61.7

610

74.7

81.5

103.5

70.0

54.5

154.0

78.6

55.2

67.0

88.0

73.2

61.2

600

73.9

80.5

103.0

54.0

152.0

78.4

54.7

66.7

87.8

72.7

60.5

590

73.1

80.0

86.5

69.5

53.5

150.0

78.0

54.1

66.2

87.5

72.1

59.9

580

72.2

79.0

102.5

69.0

53.0

148.0

77.8

53.6

65.8

87.2

71.7

59.3

570

71.3

78.0

102.0

68.5

52.5

146.0

77.4

53.0

65.4

86.9

71.2

58.6

560

70.4

77.5

101.5

86.0

68.0

51.5

144.0

77.0

52.3

64.8

86.6

70.5

57.8

550

505

69.6

77.0

101.0

67.5

51.0

142.0

76.7

51.7

64.4

86.3

70.0

57.0

540

496

68.7

76.0

100.5

85.5

67.0

50.0

140.0

76.4

51.1

63.9

86.0

69.5

56.2

530

488

67.7

75.0

100.0

66.5

49.0

138.0

76.1

50.5

63.5

85.7

69.0

55.6

520

480

66.8

74.5

99.5

85.0

66.0

48.0

136.0

75.7

49.8

62.9

85.4

68.3

54.7

510

473

65.9

73.5

99.0

65.5

47.5

134.0

75.3

49.1

62.2

85.0

67.7

53.9

500

465

64.9

73.0

98.5

84.5

65.0

46.5

132.0

74.9

48.4

61.6

84.7

67.1

53.1

490

456

64.0

72.0

98.0

84.0

64.5

45.5

130.0

74.5

47.7

61.3

84.3

66.4

52.2

480

448

63.0

71.0

97.5

63.5

45.0

128.0

74.1

46.9

60.7

83.9

65.7

51.3

470

441

62.0

70.0

97.0

83.5

63.0

44.0

126.0

73.6

46.1

60.1

83.6

64.9

50.4

460

433

61.0

69.0

96.5

62.5

43.0

124.0

73.3

45.3

59.4

83.2

64.3

49.4

450

425

60.0

68.0

96.0

83.0

62.0

42.0

122.0

72.8

44.5

58.8

82.8

63.5

48.4

440

415

59.0

67.0

95.5

61.0

41.0

120.0

72.3

43.6

58.2

82.3

62.7

47.4

430

405

58.0

66.0

95.0

82.5

60.5

40.0

118.0

71.8

42.7

57.5

81.8

61.9

46.4

420

397

56.9

65.0

94.5

82.0

60.0

39.0

116.0

71.4

41.8

56.8

81.4

61.1

45.3

410

388

55.9

64.0

94.0

81.5

59.5

38.0

114.0

70.8

40.8

56.0

81.0

60.2

44.1

400

379

54.8

63.0

93.0

81.0

58.5

37.0

112.0

70.3

39.8

55.2

80.3

59.3

42.9

390

369

53.7

62.0

92.6

80.5

58.0

35.5

110.0

69.8

110.0

38.8

54.4

79.8

58.4

41.7

380

360

52.6

61.0

92.0

57.0

34.5

108.0

69.2

37.7

53.6

78.2

57.4

40.4

370

350

51.5

59.5

91.2

80.0

56.0

33.0

106.0

68.7

109.0

36.6

52.8

78.6

56.4

39.1

360

341

50.4

58.0

90.5

79.5

55.0

32.0

104.0

68.1

35.5

51.9

78.0

55.4

37.8

350

331

49.3

57.0

89.8

79.0

54.5

30.5

102.0

67.6

108.0

34.4

51.1

77.4

54.4

36.5

340

322

48.1

56.0

89.0

78.5

53.5

29.5

100.0

67.0

33.3

50.2

76.8

53.6

35.2

330

313

47.0

54.0

88.0

78.0

52.5

28.0

98.0

66.4

107.0

32.2

49.4

76.2

52.3

33.9

320

303

45.8

53.0

87.2

77.5

51.5

26.5

96.0

65.8

31.0

48.4

75.6

51.3

32.5

310

294

44.6

51.0

86.3

77.0

50.5

24.5

94.0

65.2

105.5

29.8

47.5

74.9

50.2

31.1

300

284

43.4

49.5

85.4

76.5

49.0

23.0

92.0

64.8

29.2

47.1

74.6

49.7

30.4

295

280

42.8

47.5

84.4

75.5

48.0

21.0

90.0

64.5

104.5

28.5

46.5

74.2

49.0

29.5

290

275

42.2

46.0

83.5

75.0

47.0

19.0

88.0

64.2

27.8

46.0

73.8

48.4

28.7

285

270

41.6

44.0

82.3

74.5

45.5

17.0

86.0

63.8

103.5

27.1

45.3

73.4

47.8

27.9

280

265

40.9

42.0

81.2

73.5

44.0

14.5

84.0

63.5

26.4

44.9

73.0

47.2

27.1

275

261

40.3

40.0

80.0

73.0

43.0

12.5

82.0

63.1

102.0

25.6

44.3

72.6

46.4

26.2

270

256

39.7

37.5

78.6

72.0

41.0

10.0

80.0

62.7

24.8

43.7

72.1

45.7

25.2

265

252

39.0

35.0

77.4

71.5

39.5

7.5

78.0

62.4

101.0

24.0

43.1

71.6

45.0

24.3

260

247

38.4

32.5

76.0

70.5

38.0

4.5

76.0

62.0

23.1

42.2

71.1

44.2

23.2

255

243

37.8

30.0

74.8

70.0

36.0

1.0

74.0

61.6

99.5

22.2

41.7

70.6

43.4

22.2

250

238

37.2

27.5

73.2

69.0

34.0

72.0

61.2

21.3

41.1

70.1

42.5

21.1

245

233

36.5

24.5

71.5

68.0

32.0

70.0

60.7

98.1

20.3

40.3

69.6

41.7

19.9

240

228

35.9

21.5

70.0

67.0

30.0

68.0

96.7

18.0

230

219

34.1

18.5

68.5

66.0

28.0

66.0

95.0

15.7

220

209

33.2

15.5

56.8

65.0

25.5

64.0

93.4

13.4

210

200

31.8

12.5

68.0

63.5

23.0

62.0

91.5

11.0

200

190

30.4

10.0

63.0

62.5

20.5

60.0

89.5

8.5

190

181

29.0

61.0

61.0

18.0

58.0

87.1

6.0

180

171

27.7

58.8

60.0

15.0

56.0

85.0

3.0

170

162

26.5

56.5

58.5

12.0

54.0

81.7

0.0

160

152

25.0

63.5

57.0

52.0

78.7

150

143

23.7

50.5

55.5

50.0

78.0

140

133

22.1

49.0

54.5

49.0

71.2

130

124

20.6

47.0

53.5

48.0

66.7

120

114

19.1

45.0

47.0

62.3

110

105

17.6

56.2

100

95

16.1

52.0

95

90

48.0

90

86

41.0

85

81