各种螺纹详细参数和钻孔直径对照表.docx

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各种螺纹详细参数和钻孔直径对照表.docx

各种螺纹详细参数和钻孔直径对照表

螺纹下孑L径表JISB°2°9J982(單位:

mm)

牛II出口

螺纹尺寸

钻头直径

坝合度區分:

中(注i)2級(注2)

下孑

坝合度區分:

中(註吃級(註2)内螺纹小径

最小直径

最大直径

M1

xO.25

0.75

0.78

(80%)

0.729

0.785

1.1

>0.25

0.85

0.88

(80%)

0.829

0.885

1.2

X).25

0.95

0.98

(80%)

0.929

0.985

1.4

>0.3

1.1

1.14

(80%)

1.075

1.142

1.6

X)35

1.25

1.32

(75%)

1.221

1.321

1.8

X).35

1.45

1.52

(75%)

1.421

1.521

2

x0.4

1.6

1.65

(80%)

1.567

1.679

2.2

X).45

1.75

1.83

(75%)

1.713

1.838

2.5

X).45

2.1

2.13

(75%)

2.013

2.138「

3

x0.5

2.5

2.59

(75%)

2.459

2.599

3.5

X).6

2.9

3.01

(75%)r

2.850

3.010r

4

x0.7

3.3

3.39

(80%)

3.242

3.422

4.5

X).75

3.8

3.85

(80%)「

3.688

3.878「

5

x0.8

4.2

4.31

(80%)

4.134

4.334

6

xl

5

5.13

(80%)1

4.917

5.1531

7

xl

6

6.13

(80%)

5.917

6.153

8

xl.25

6.8

6.85

(85%)

6.647

6.912

9

xl.25

7.8

7.85

(85%)

7.647

7.912

10

xl.5

8.5

8.62

(85%)

8.376

8.676

11

xl.5

9.5

9.62

(85%)

9.376

9.676

12

xl.75

10.3

10.40

(85%)

10.106

10.441

14

x2

12

12.2

(85%)

11.835

12.210

16

x2

14

14.2

(85%)

13.835

14.210

18

x2.5

15.5

15.7

(85%)

15.294

15.744

20

x2.5

17.5

17.7

(85%)

17.294

17.744

22

x2.5

19.5

19.2

(85%):

19.294

19.744:

24

x3

21

21.2

(85%)

20.752

21.252

27

x3

24

24.2

(85%)

23.752

24.252

30

x3.5

26.5

26.6

(90%)

26.211

26.771

33

x3.5

29.5

29.6

(90%)

29.211

29.771

36

x4

32

32.1

(90%)

31.670

32.270

39

x4

35

35.1

(90%)

34.670

35.270

42

x4.5

37.5

37.6

(90%)

37.129

37.799

45

x4.5

40.5

40.6

(90%)

40.129

40.799

48

x5

43

43.1

(90%)

42.587

43.297

B±(l)M1.4以下等級:

5H、M1.6以上等級:

6H⑵基於JISB0209-1982標準

JISB0211-1982(單位:

mm)

螺畫彎诰表

钻头直径

坝合度區分:

中(注i)2級(注2)

下孔径

瑛合度區分螺纹小径-級註

最小直径

最大直径

俯吃呼啤级35

2.2

2.22

(75%)

2.121

2.221

3

xO.35

2.7

2.72

(75%)

2.621

2.721

3.5

>0.35

3.2

3.22

(75%)

3.121

3.221

4

x0.5

3.5

3.59

(75%)

3.459

3.599

4.5

».5

4

4.09

(75%)

3.959

4.099

5

x0.5

4.5

4.59

(75%)

4.459

4.599

5.5

».5

5

5.09

(75%)

4.959

5.099「

6

xO.75

5.3

5.35

(80%)

5.188

5.378

7

x0.75

6.3

6.35

(80%)

6.188

6.378r

8

xl

7

7.13

(80%)

6.917

7.153

8

xO.75

7.3

7.35

(80%)

7.188

7.378

9

xl

8

8.13

(80%)

7.917

8.153

9

xO.75

8.3

8.35

(80%)

8.188

8.378

10

xl.25

8.8

8.85

(85%)

8.647

8.912r

10

xl

9

9.13

(80%)

8.917

9.153

10

xO.75

93

9.35

(80%)

9.188

9.378

11

xl

10

10.13

(80%)

9.917

10.153

11

xO.75

10.3

10.35

(80%)

10.188

I10378

12

xl.5

10.5

10.62

(85%)

10376

10.676

12

xl.25

10.8

10.85

(85%)

10.647

10.912

12

xl

11

11.13

(80%)

10.917

11.153

14

xl.5

12.5

12.62

(85%)

12.376

12.676

14

xl

13

13.13

(80%)

12.917

13.153

15

xl.5

13.5

13.62

(85%)

13.376

13.676

15

xl

14

14.13

(80%)

13.917

14.153

16

xl.5

14.5

14.62

(85%)

14.376

14.676

16

xl

15

15.13

(80%)

14.917

15.153厂

17

xl.5

15.5

15.62

(85%)

15.376

15.676

17

xl

16

16.13

(80%)

15.917

16.153:

18

x2

16

16.2

(85%)

15.835

16.210

18

xl.5

16.5

16.62

(85%)

16.376

16.676

18

xl

17

17.13

(80%)

16.917

17.153

20

x2

18

18.2

(85%)

17.835

18.210

20

xl.5

18.5

18.62

(85%)

18.376

18.676:

20

xl

19

19.13

(80%)

18.917

19.153

22

x2

20

20.2

(85%)

19.835

20.210:

22

xl.5

20.5

20.62

(85%)

20.376

20.676

22

xl

21

21.13

(80%)

20.917

21.153

24

x2

22

22.2

(85%)

21.835

22.210

24xl.5

22.5

22.62(85%)

22.376

22.676

24xl

23

23.13(80%)

22.917

23.153

25x2

23

23.2(85%)

22.835

23.210

25xl.5

23.5

23.62(85%)

23.376

23.676

25x1

24

24.13(80%)

23.917

24.153

螺纹下孔径表

螺纹尺寸

钻头直径

坝合度區分:

中(注吃級(注2)

下孔径

损合度區分:

中(註V級(註2)內螺纹小径

最小直径

最大直径

M26xl.5

24.5

24.62

(85%)

24376

24.676

27x2

25

25.2

(85%)

24.835

25.210

27xl.5

25.5

25.62

(85%)

25376

25.676

27xl

26

26.13

(80%)

25.917

26.153

28x2

26

26.2

(85%)—

25.835

26.210:

28xl.5

26.5

26.62

(85%)

26.376

26.676

28xl

27

27.13

(80%):

26.917

:

27.153

30x3

27

27.2

(85%)

26.752

27.252

30x2

28

28.2

(85%)

27.835

28.210

30xl.5

28.5

28.62

(85%)

28376

28.676

30xl

29

29.13

(80%)

28.917

29.153

32x2

30

30.2

(85%)r

29.835

P

30.210r

32xl.5

30.5

30.62

(85%)

30376

30.676

33x3

30

30.2

(85%)

29.752

30.252

33x2

31

31.2

(85%)

30.835

31.210

33xl.5

31.5

31.62

(85%)

31.376

31.676

35xl.5

33.5

33.62

(85%)

33.376

33.676

36x3

33

33.2

(85%)

32.752

33.252

36x2

34

34.2

(85%)

33.835

34.210

36xl.5

34.5

34.62

(85%)

34.376

34.676

38xl.5

36.5

36.62

(85%)

36.376

36.676—

39x3

36

36.2

(85%)

35.752

36.252

39x2

37

37.2

(85%)

36.835

37.210

39xl.5

37.5

37.62

(85%)

37.376

37.676

40x3

37

37.2

(85%):

36.752

P

37.252:

40x2

38

38.2

(85%)

37.835

38.210

40xl.5

38.5

38.62

(85%)

38376

38.676

42x4

38

38.1

(90%)

37.670

38.270

42x3

39

39.2

(85%)

38.752

39.252

42x2

40

40.2

(85%)

39.835

40.210

42xl.5

40.5

40.62

(85%)

40.376

40.676

45x4

41

41.1

(90%):

40.670

P

41.270:

45x3

42

42.2

(85%)

41.752

42.252

45x2

43

43.2

(85%)

42.835

43.210

45xl.5

43.5

43.62

(85%)

43.376

43.676

公制細牙螺纹

JISB0211-1982(單位:

mm)

48x4

44

44.1

(90%)

43.670

44.270

48x3

45

45.2

(85%)

44.752

45.252

48x2

46

46.2

(85%)

45.835

46.210

48xl.5

46.5

46.62

(85%)

46.376

46.676

50x3

47

47.2

(85%)

46.752

47.252

50x2

48

48.2

(85%)

47.835

48.210

50xl.5

48.5

48.62

(85%)

48.376

48.676

註⑴等級:

6H

⑵基於JISB0211-1982標準螺纹下孔径表

 

螺纹尺寸

钻头直径

2B級螺纹下孑L径

內螺纹小径

最小直径

最大直径

NO.l

-64UNC

1.55

1.57

(65%)

1.425

P1.582

2

-56

1.8

1.86

(65%)

1.695

1.871

3

-48

2.1

2.14

(65%)

1.941

2.146

4

-40

2.3

2.36

(70%)

12.157

2385

5

-40

2.6

2.69

(70%)

2.487

P2.697

r

6

-32

2.8

2.86

(75%)

2.642

2.895

8

-32

3.4

3.52

(75%)

3.302

:

3.530

10

-24

3.9

3.91

(80%)

3.683

3.962

12

-24

4.5

4.57

(80%)

4.344

4.597

1/4

-20

15.11

5.25

(80%)

4.979

5.257

5/16

-18

6.6

6.72

(80%)

6.401

—6.731

3/8

-16

8

8.15

(80%)

7.798

8.153

7/16

-14

9.4

9.50

(80%)

9.144

9.550

1/2

-13

10.8

11.0

(80%)

10.592

11.023

9/16

-12

12.2

12.3

(85%)

11.989

12.446

5/8

-11

13.6

13.8

(85%)

13.386

P13.868

3/4

-10

16.5

16.8

(80%)

16.307

16.840

7/8

-9

19.5

19.6

(85%)

19.177

P19.761

r

1

-8

22.2

22.5

(85%)

21.971

22.606

11/8

-7

25

25.2

(85%)

24.638

:

25.349

11/4

-7

28.2

28.4

(85%)

27.813

28.524

13/8

-6

30.8

31.0

(85%)

30.353

31.115

11/2

-6

34

34.2

(85%)

33.528

34.290

13/4

-5

39.5

39.8

(85%)

38.964

39.827

2

-4

45.2

45.3

(90%)

44.679

45.593

美制粗牙螺纹

(單位:

mm)

螺纹下孔径表

美制細牙螺纹(單位:

mm)

螺纹尺寸

钻头直径

2B級螺纹

內螺纹小径

下孑L径

最小直径

最大直径

NO.0-80UNF

1.25

1.30

(65%)

1.182

1305

1

-72

1.55

1.61

(65%)

1.474

1.612

2

-64

1.85

1.90

(65%)

1.756

1.912

3

-56

2.1

2.17

(70%)

2.025

2.197

4

-48

2.4

2.44

(70%)

2.271

2.458

5

-44

2.7

2.74

(70%)

2.551

2.740

6

-40

2.9

3.02

(70%)

2.820

3.022

8

-36

3.5

3.59

(75%)

3.404

3.606

10

-32

4.1

4.14

(80%)

3.963

4.165

12

-28

4.6

4.70

(80%)

4.496

4.724

1/4

-28

5.5

5.56

(80%)

5.360

5.588

5/16

-24

6.9

7.02

(80%)

6.782

7.035

3/8

-24

8.5

8.61

(80%)

8.382

8.636

7/16

-20

9.9

10.01

(80%)

9.729

10.033

1/2

-20

11.5

11.60

(80%)

11329

11.607

9/16

-18

12.9

13.07

(80%)

12.751

13.081

5/8

-18

14.5

14.65

(80%)

14.351

14.681

3/4

-16

17.5

17.59

(85%)

17.323

17.678

7/8

-14

20.5

20.6

(85%)

20.270

20.675

1

-12

23.2

23.5

(85%)

23.114

23.571

11/8

-12

26.5

26.7

(80%)

26.289

26.746

11/4

-12

29.5

29.9

(80%)

29.464

29.921

13/8

-12

32.8

33.0

(85%)

32.639

33.096

11/2

-12

36

36.2

(85%)

35.814

36.271

螺纹下孔径表

螺纹尺寸

下孑L径

嵌合率

A列(硬材

質)

B列(軟材質)

A列直径

B列直径

內螺纹最小径

內螺纹最大径

W1/8

2.6

2.5

70.7

83.0

70.0

883「

3/16

3.7

3.6

78.4

85.8

170.0|

88.3

1/4

5.1

5.0

76.9

83.0

70.5

88.3:

5/16

6.6

6.5

74.0

99.5

70.1

88.4

3/8

P8.0

7.9

75.0

P80.0

69.5

88.2:

7/16

9.4

9.3

73.7

80.0

69.0

88.8

1/2

P10.7

10.5

73.8

P81.2

69.0

88.2「

9/16

12.3

12.0

73.4

84.4

69.0

88.2

5/8

P13.7

13.5

73.5

P80.3

69.6

88.51

3/4

16.7

16.5

72.3

78.4

69.6

88.3

7/8

:

19.5

19.3

75.4

P80.9

70.1

88.4

1

22.4

22.0

73.8

83.6

71.0

88.2

11/8

:

25.0

24.8

76.9

:

81.3

72.0

88.4

11/4

28.3

28.0

74.3

80.7

72.0

88.4

英制粗牙螺纹

(單位:

mm)

13/8

30.5

30.3

81.6

85.3

73.8

88.6

11/2

33.8

33.5

P79.3

84.8

73.8r

88.6

15/8

36.0

35.7

81.1

85.7

74.8

88.3

13/4

39.2

39.0

80.7

83.8

74.8

88.3

17/8

41.8

41.5

80.6

84.7

74.7

88.4

2

45.0

44.7

80.2

84.4

74.7

88.4

螺纹下孔径表

英制管用螺纹(單位:

mm)

JISB0203

JISB2301

管用螺纹尺寸

錐管內螺纹Rc(PT)

平行內螺纹Rp(PS)

錐管內螺纹

計算值

下孔径

計算值

下孑L径

計算值

下孔径

1/16

6.230

6.2

6.490

6.5

1/8:

8.235

8.2

8.495

8.5

8.191

8.2

1/4

10.941

10.9

11.341

11.4

10.945

10.9

3/81

14.428

r14.4

14.846

14.9

14.388

:

14.4

1/2

17.950

18

18.489

18.5

17.943

18

3/4

23.349

23

23.975

24

23.305

23

1

29.423

29

30.111

30

29.353

29

11/4

37.940

38

38.772

39

37.890

38

11/2

43.833

44

44.565

45

43.720

43

2|

55.412

55

56.476

56

55.406

55

21/2

70.701

71

72.009r

72

70.788

70

3|

83.201

83

84.709

85

83.364

83

31/2

95.547

P96

97.155

97

95.747

r95

4|

107.834

108

109.855

I110I

108.322

108

5

133.110

133

135.255

135

133.597

133

6|

158.510

159

160.655—

161

158.810

158

7

183.360

183

185.954

186

8

208.560

P209

211.354

212

9

233.960

234

236.754

237

101

259.

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