国家标准硬度转换表

国家标准硬度转换表

准硬度转换表 : 副本

HLDHRC

300

302

304

306

308

310

312

314

316

318

320

322

324

326

328

330

332

334

336

338

340

342

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348

350

352

354

356

358

360

362

364

366

368

370

372

374

376

378

380

382

384HRB59.660.36161.762.463.163.864.565.165.866.46767.768.368.969.570.170.6HV838485858687878889909091929394949596979899100101101102103104105106107108109110111112114115116117118119120121HB[1]HB[2]HSDHLD596598600602604606608610612614616618620622624626628630632634636638640642644646648650652654656658660662664666668670672674676678680HRC33.934.234.534.835.135.435.735.936.236.536.837.137.437.637.938.238.538.73939.339.639.840.140.440.740.941.241.541.74242.342.642.843.143.443.643.944.144.444.744.945.245.5

国家标准硬度转换表

388

390

392

394

396

398

400

402

404

406

408

410

412

414

416

418

420

422

424

426

428

430

432

434

436

438

440

442

444

446

448

450

452

454

456

458

460

462

464

466

468

470

472

47471.872.372.973.47474.57575.57676.57777.57878.478.979.379.880.280.781.181.581.982.482.883.283.68484.484.885.185.585.986.386.68787.487.788.188.588.889.289.589.990.312412512612712913013113313413513613813914114214314514614814915115215415515715816016116316416616816917117317417617817918118318518618814014114314414514714815015115315415615715916016216416516716817017217317517717818018214214414514714915015215315515615715916016216316516616816917117217417517617817918118218418518718819019119319419619726.426.72727.327.627.928.228.56846866886906926946966987007027047067087107127147167187207227247267287307327347367387407427447467487507527547567587607627647667687704646.246.546.84747.347.547.84848.348.648.849.149.349.649.850.150.350.650.851.151.351.651.852.152.352.652.853.153.353.653.854.154.354.554.85555.355.555.75656.256.556.7

国家标准硬度转换表

478

480

482

484

486

488

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492

494

496

498

500

502

504

506

508

510

512

514

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518

520

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562

56419.820.220.62121.321.72222.422.823.123.523.824.124.524.825.225.525.826.226.526.827.127.527.828.128.428.829.19191.391.792.192.492.893.193.593.994.394.69595.495.896.296.69797.497.998.398.799.299.619219419519719920120320520720921121321521721922122322522722923123323523723924124424624825025225525725926126426626827027327527828028218518718919119219419619820020220420520720921121321521721922122322522722923123423623824024224424624925125325525826226226526726927227420020220320520620820921121221421521721922022222422522722923023223423523723924124224424624825025225425625825926126326526827027227427629.129.429.73030.330.630.931.231.531.73232.232.532.833.133.333.633.934.234.434.73535.335.635.836.136.436.73737.337.637.938.138.438.73939.339.639.940.240.540.841.141.477477677878078278478678879079279479679880080280480680881081281481681882082282482682883083283483683884084284484684885085285485685886057.257.457.657.958.158.358.658.85959.259.559.759.960.160.460.660.86161.261.461.761.962.162.362.562.762.963.163.363.563.763.964.164.364.564.764.965.165.365.465.665.86666.2

国家标准硬度转换表

566

568

570

572

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578

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582

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586

588

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592

59429.429.73030.330.630.931.231.531.832.132.432.73333.333.628528729029229429729930230430730931231531732027627928128328628829129329629830130330630831127828028228528728929229429629930130430831031341.74242.342.642.943.243.543.844.144.444.74545.445.74686286486686887087287487687888088288488688889066.366.566.766.86767.267.367.567.667.86868.168.268.468.5

1、钢材的硬度 ：金属硬度(Hardness)的代号为H。按硬度试验方法的不同，

●常规表示有布氏（HB）、洛氏（HRC）、维氏（HV）、里氏（HL）硬度等，其中以HB及HRC较为常用。

●HV-适用于显微镜分析。维氏硬度(HV)以120kg以内的载荷和顶角为136°的金刚石方形锥压入器压入材料表面，●HL手提式硬度计，测量方便，利用冲击球头冲击硬度表面后，产生弹跳；利用冲头在距试样表面1mm处的回弹

国家标准硬度转换表

HRBHV

322

325

328

330

333

336

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341

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346

349

352

355

357

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363

366

369

372

375

377

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386

389

392

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401

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446HB[1]314316319322324327330332335338340343346349351354357360363366369371374377380383386389392395398401404407410413417420423426429432435HB[2]315318320323325328331333336339341344346349352355357360363366369371374377380383386389392395398401404407410413417420423426429432435HSD46.346.646.947.247.547.848.248.548.849.149.449.750.150.450.75151.351.75252.352.652.953.353.653.954.254.654.955.255.655.856.256.556.957.257.557.958.258.558.959.259.559.9

国家标准硬度转换表

452

456

459

463

466

469

473

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480

483

487

491

494

498

501

505

509

513

516

520

524

528

532

535

539

543

547

551

555

559

563

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