在 14.7psia(1 kg/c ㎡ a) 與 70 ℉ ( 21℃ ) 之大氣壓下每分鐘自由空氣之 M3

 

孔口前錶壓力

孔 口 直 徑 (mm)

0.397

0.794

1.588

3.175

6.35

9.525

12.700

15.875

19.050

22.225

25.400

kg/cm2
psi
排氣每分鐘之自由空氣 l/min
排氣每分鐘 M3 之自由空氣 m3/min

0.068

1

0.793

3.172

12.744

50.976

0.203

0.459

0.813

1.274

1.832

2.495

3.257

0.136

2

1.133

4.475

17.927

71.650

0.286

0.646

1.147

1.793

2.583

3.512

4.588

0.211

3

1.360

5.494

21.948

87.792

0.351

0.787

1.402

2.195

3.144

4.305

5.607

0.272

4

1.586

6.315

25.261

100.819

0.405

0.909

1.614

2.526

3.625

4.956

6.460

0.340

5

1.756

7.023

26.423

112.430

0.450

1.011

1.798

2.812

4.050

5.522

7.193

0.408

6

1.926

7.703

30.867

122.909

0.493

1.107

1.968

3.087

4.418

6.032

7.873

0.476

7

2.067

8.298

33.134

132.538

0.530

1.195

2.124

3.313

4.758

6.514

8.496

0.612

9

2.351

9.374

37.382

150.096

0.598

1.351

2.399

3.738

5.409

7.363

9.600

0.816

12

2.690

10.733

43.046

171.902

0.688

1.546

2.749

4.305

6.174

8.411

10.988

1.020

15

2.974

11.894

47.578

190.310

0.762

1.713

3.059

4.758

6.853

9.317

12.988

1.360

20

3.483

13.905

55.507

222.595

0.889

2.002

3.568

5.551

8.015

10.930

14.245

1.701

25

3.965

15.916

63.720

254.314

1.017

2.291

4.078

6.372

9.147

12.461

16.284

2.041

30

4.475

17.927

71.650

286.032

1.147

2.580

4.588

7.165

10.337

14.047

18.351

2.381

35

4.984

19.909

79.579

320.016

1.274

2.860

5.098

7.958

11.470

15.604

20.390

2.721

40

5.494

21.920

87.792

351.168

1.405

3.172

5.607

8.780

12.631

17.190

22.458

3.061

45

5.975

23.930

95.722

382.320

1.532

3.455

6.117

9.572

13.792

18.748

24.497

3.401

50

6.485

25.941

103.65

416.304

1.660

3.738

6.655

10.365

14.953

20.334

26.564

4.082

60

7.476

30.019

119.794

478.608

1.914

4.305

7.675

11.979

17.247

23.449

30.642

4.762

70

8.496

33.984

135.653

543.744

2.172

4.899

8.694

13.565

19.541

26.592

34.749

5.442

80

9.487

37.949

151.795

606.048

2.427

5.466

9.714

15.180

21.835

29.736

38.827

6.122

90

10.478

41.914

167.654

671.184

2.685

6.032

10.733

16.765

24.160

32.800

42.933

6.803

100

11.498

45.878

183.797

736.32

2.945

6.627

11.753

18.380

26.451

36.023

47.040

7.483

110

12.489

49.843

199.656

798.624

3.200

7.193

12.801

19.966

28.773

39.167

51.146

8.163

120

13.480

54.091

215.798

863.76

3.455

7.760

13.820

21.580

31.067

42.310

55.252

8.503

125

13.990

56.074

223.728

894.912

3.568

8.043

14.300

22.373

32.228

43.868

57.291