维氏

里氏

洛    氏

表面洛氏

布氏

维氏

里氏

洛    氏

HV

HLD

HRA

HRC

15N

30N

45N

HBS

HBW

HV

HLD

HRA

HRC

226

511

60.2

20.0

68.8

40.7

19.2

225

416

661

72.1

43.0

226.8

513.2

60.3

20.2

68.9

40.8

19.3

225.6

417.2

662

72.2

43.1

228.4

514.6

60.5

20.6

69.1

41.5

20.3

227.4

420.8

664

72.3

43.4

230

517

60.7

21

69.3

41.7

20.4

229

424.2

666

72.4

43.6

231.5

518

60.8

21.3

69.4

41.8

20.5

230.5

428

669

72.6

44

233.5

520

61.1

21.7

69.6

42.4

21.3

232.5

433.2

670

72.8

44.4

235

522

61.2

22

69.8

42.6

21.5

234

437.4

674

73.0

44.7

237.4

524

61.4

22.4

69.9

42.7

21.6

234.4

441

677

73.2

45

239.8

526

61.6

22.8

70.1

43.4

22.5

238.8

443.6

678

73.3

45.2

241

527

61.7

23.0

70.3

43.6

22.7

240

447.5

680

73.4

45.5

241.7

528

61.8

23.1

70.4

43.7

22.8

240.5

450.1

682

73.6

45.7

244.5

530

62

23.5

70.5

43.9

23.1

242.5

454

683

73.7

46

246.6

532

62.1

23.8

70.7

44.4

23.7

244

456.8

686

73.8

46.2

247

533

62.2

24.0

70.8

44.5

23.9

245

461

688

73.9

46.5

247.6

534

62.3

24.1

70.9

44.6

24.0

245.6

465.2

690

73.1

46.8

250

536

62.5

24.5

71.0

45.0

24.7

248

468

692

73.2

47

251

538

62.7

24.8

71.2

45.3

24.9

249.8

473.2

694

73.4

47.3

253

540

62.8

25.0

71.4

45.5

25.1

251

477

696

73.5

47.5

256

542

63.1

25.5

71.6

45.7

25.3

254

479.2

698

73.6

47.8

257.8

544

63.2

25.8

71.8

46.2

26.1

255.8

482

700

73.7

48

259

545

63.3

26.0

71.9

46.4

26.3

257

486.5

702

73.9

48.3

260.4

546

63.4

26.2

72.0

46.5

26.4

258.2

490.4

704

74

48.6

262.1

548

63.6

26.5

72.1

46.7

27.0

260

493.2

706

74.1

48.8

264.6

550

63.7

26.8

72.3

47.2

27.4

261.8

497

708

74.2

49

266

551

63.8

27.0

72.4

47.3

27.5

263

501.5

710

74.6

49.3

266.7

552

63.9

27.1

72.5

47.4

27.6

263.7

506

714

74.9

49.6

269.5

554

64.1

27.5

72.8

47.9

27.9

266.5

512

718

75.8

50

271.6

556

64.2

27.8

72.9

48.1

28.5

268.6

516.5

722

75.9

50.3

273

557

64.3

28.0

73.0

48.3

28.7

269

521

724

76

50.6

273.7

558

64.4

28.1

73.1

48.4

28.8

269.7

527

734

76.3

51

275.8

560

64.6

28.4

73.2

48.7

29.0

270.4

532.1

741

76.4

51.3

278.5

562

64.7

28.8

73.3

49.0

29.8

274.6

537.4

745

76.6

51.6

280

563

64.8

29.0

73.5

49.2

29.9

276

544

751

76.9

52

280.8

564

64.9

29.1

73.6

49.3

30.0

276.7

549.1

755

77.1

52.3

283.6

566

65

29.4

73.7

49.6

30.5

278.8

554.2

760

77.3

52.6

285.6

568

65.1

29.7

73.9

49.9

30.8

280.9

561

765

77.4

53

288

569

65.3

30.0

74.1

50.2

31.1

283

565.1

770

77.5

53.3

290.4

572

65.5

30.3

74.2

50.3

31.2

285.4

571.2

774

77.7

53.6

294.8

574

65.6

30.6

74.5

50.8

31.7

287.6

578

780

77.9

54

295.2

576

65.7

30.9

74.6

51.0

32.2

290.2

583.4

784

78

54.3

296

577

65.8

31.0

74.7

51.1

32.3

291

588.8

788

78.3

54.6

297.2

578

65.9

31.2

74.8

51.2

32.4

292.6

596

794

78.5

55

300

580

66.1

31.5

75.0

51.7

32.8

295

603.7

799

78.6

55.3

302

582

66.2

31.8

75.1

51.9

33.2

297.4

607.4

803

78.8

55.6

304

583

66.3

32.0

75.2

52.0

33.5

298

615

809

79

56

304.9

584

66.4

32.1

75.1

52.1

33.6

298.8

621

813

79.1

56.3

307.6

586

66.6

32.4

75.4

52.4

33.9

301.2

627

817

79.3

56.6

310.3

&