锯齿形螺纹的牙型和基本尺寸(GB/T13576-1992)

H＝1.587 8P

ac＝0.117 77P

W＝0.263 84P

H1＝0.75P

e＝W-a

h3＝H1＋ac＝0.867 77P

D1＝d-2H1＝d-1.5P

d3＝d-2h3＝d-1.735 54P

d2＝D2＝d-0.75P

R＝0.124 27P

P

ac

a

e

h3

R

2

0.236

0.1414

0.386

1.736

0.249

3

0.353

0.1732

0.618

2.063

0.373

4

0.471

0.2000

0.855

3.471

0.497

5

0.589

0.2236

1.096

4.339

0.621

6

0.707

0.2449

1.338

5.207

0.746

7

0.824

0.2646

1.582

6.074

0.870

8

0.912

0.2828

1.828

6.942

0.994

9

1.060

0.3000

2.075

7.810

1.118

10

1.178

0.3162

2.322

8.678

1.243

12

1.413

0.3461

2.820

10.413

1.491

14

1.649

0.3742

3.320

12.149

1.740

16

1.884

0.4000

3.821

13.884

1.988

18

2.120

0.4243

4.325

15.620

2.237

20

2.355

0.4472

4.830

17.355

2.485

22

2.501

0.4690

5.335

19.091

2.734

24

2.826

0.4899

5.812

20.826

2.982

28

3.298

0.5292

6.858

24.298

3.480

32

3.769

0.5657

7.877

27.769

3.977

36

4.240

0.6000

8.898

31.240

4.474

40

4.711

0.6325

9.921

34.711

4.971

公称直径d

螺距P

中径

d2＝D2

小 径

第一系列

第二系列

d3

D1

10

2*

8.50

6.529

7.0

12

2

10.50

8.529

9.0

3*

9.75

6.793

7.5

14

2

12.50

10.529

11.0

3*

11.75

8.793

9.5

16

2

14.50

12.529

13.0

4*

13.00

9.058

10.0

18

2

16.50

14.529

15.0

4*

15.00

11.058

12.0

20

2

18.50

16.529

17.0

4*

17.00

13.058

14.0

22

3

19.75

16.793

17.5

5*

18.25

13.332

14.5

8

16.00

8.116

10.0

24

3

21.75

18.793

19.5

5*

20.25

15.332

16.5

8

18.00

10.116

12.0

26

3

23.75

20.793

21.5

5*

22.25

17.332

18.5

8

20.00

12.116

14.0

28

3

25.75

22.793

23.5

5*

24.25

19.332

20.5

8

22.00

14.116

16.0

30

3

27.75

24.793

25.5

6*

25.50

19.587

21.0

10

22.50

12.045

15.0

32

3

29.75

26.793

27.5

6*

27.50

21.587

23.0

10

24.50

14.645

17.0

34

3

31.75

28.793

29.5

6*

29.50

23.587

25.0

10

26.50

16.645

19.0

36

3

33.75

30.793

31.5

6*

31.50

25.587

27.0

10

28.50

18.645

21.0

38

3

35.75

32.793

33.5

7*

32.75

25.851

27.5

10

30.50

20.645

23.0

40

3

37.75

34.793

35.5

7*

34.75

27.851

29.5

10

32.50

22.645

25.0

42

3

39.75

36.793

37.5

7*

36.75

29.851

31.5

10

34.50

24.645

27.0

44

3

41.75

38.793

39.5

7*

38.75

31.851

33.5

12

35.00

23.174

26.0

46

3

43.75

40.793

41.5

8*

40.00

32.116

34.0

12

37.00

25.174

28.0

48

3

45.75

42.793

43.5

8*

42.00

34.116

36.0

12

39.00

27.174

30.0

50

3

47.75

44.793

45.5

8*

44.00

36.116

38.0

12

41.00

29.174

32.0

52

3

49.75

46.793

47.5

8*

46.00

38.116

40.0

12

43.00

31.174

34

55

3

52.75

49.793

50.5

9*

48.25

39.380

41.5

14

44.50

30.702

34.0

60

3

57.75

54.793

55.5

9*

53.25

44.380

46.5

14

49.50

35.702

39.0

65

4

62.00

58.058

59.0

10*

57.50

46.645

50.0

16

53.00

37.231

41.0

70

4

67.00

63.058

64.0

10*

62.50

52.645

55.0

16

58.00

42.231

46.0

75

4

72.00

68.058

69.0

10*

67.50

57.645

60.0

16

63.00

47.231

51.0

80

4

77.00

73.058

74.0

10*

72.50

62.645

65.0

16

68.00

52.231

56.0

85

4

82.00

78.058

79.0

12*

76.00

64.174

67.0

18

71.50

53.760

58.0

90

4

87.00

83.058

84.0

12*

81.00

69.174

72.0

18

76.50

58.760

63.0

95

4

92.00

88.058

89.0

12*

86.00

74.174

77.0

18

81.50

63.760

68.0

100

4

97.00

93.058

94.0

12*

91.00

79.171

82.0

20

85.00

65.289

70.0

110

4

107.00

103.058

104.0

12*

101.00

89.174

92.0

20

95.00

75.289

80.0

120

6

115.5

109.587

111

14*

109.5

95.702

99

22

103.5

81.819

90

130

6

135.5

129.587

131

14*

129.5

115.702

119

24

122.0

98.347

104

140

6

125.5

119.587

121.0

14

119.5

105.702

109.0

22

113.5

91.818

97.0

150

6

145.5

139.587

141

16*

138.0

122.231

126

24

132.0

108.347

114

160

6

155.5

149.587

151

16*

148.0

132.231

136

28

139.0

111.405

118

170

6

165.5

159.587

161

16*

158.0

142.231

146

28

149.0

121.405

128

180

8

174.0

166.116

168

18*

166.5

148.760

153

28

159.0

131.405

138

190

8

184.0

176.116

178

18*

176.5

158.760

163

32

166.0

134.463

142

200

8

194.0

186.116

188

18*

186.5

168.760

173

32

176.0

144.463

152

210

8

204.0

196.116

198

20*

195.0

175.289

180

36

188.0

147.521

156

220

8

214.0

206.116

208

20*

205.0

185.289

190

36

193.0

157.521

166

230

8

224.0

216.116

218

20*

215.0

195.289

200

36

203.0

167.521

176

240

8

234.0

226.116

228

22*

223.5

201.818

207

36

213.0

177.521

186

250

12

241.0

229.174

232

22*

233.5

211.174

217

40

220.0

180.579

190

260

12

251.0

239.174

242

22*

243.5

221.818

227

40

230.0

190.579

200

270

12

261.0

249.174

252

24*

252.0

228.347

234

40

240.0

200.579

210

280

12

271.0

259.174

262

24*

262.0

288.347

244

40

250.0

210.579

220

290

12

281.0

269.174

272

24*

272.0

248.347

254

44

257.0

313.636

224

300

12

291.0

279.174

282

24*

282.0

258.847

264

44

267.0

223.636

234

320

12

311.0

299.174

302

44

287.0

243.636

254

340

12

331.0

319.174

322

44

307.0

263.636

274

360

12

351.0

339.174

342

380

12

371.0

359.174

362

400

12

391.0

379.174

382

420

18

406.5

388.760

393

440

18

426.5

408.760

413

460

18

446.5

428.760

433

480

18

466.5

448.760

453

500

18

486.5

468.760

473

520

24

502.0

478.347

484

540

24

522.0

498.347

504

560

24

542.0

518.347

524

580

24

562.0

538.347

544

600

24

582.0

558.347

564

620

24

602.0

578.347

584

640

24

622.0

598.347

604