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Значения коэффициентов интенсификации напряжений в кривых трубах нри И = 2 D

Таблица 30

Толщина стенок труб б, мм

108 159 219 273 325 377 426 529 630 720 820 920 1020 1120 1220 1320 1420 1520 1620 1720 1820 1920 2020

2,334 3,115 3.883 4,465

1,460 2,509 3,132 3,658 4,109

1,218 2,164 2.700 3,150 3,588 3,965

1.085 1,426 2,373 2,766 3,132 3,478 3,780 4,361 4,930

0,973 1,280 2,148 2,498 2,821 3,132 3,416 3,965 4,430 4,846 5,299 5,727

0,909 1,153 1,471 2,268 2,565 2,849 3,115 3,588 4,079 4,465 4,846 5,299 5,670 6,032

0,851 1,076 1,348 2,092 2,373 2,637 2,849 3,335 3,755 4,109 4,465 4,846 5,202 5,505 5,845

0,819 0,998 1,240 1,471 2,189 2,434 2,662 3,081 3,478 3,831 4,169 4,5.36 4,846 5,202 5,505 5,727 0,032 6,300

0,786 0,940 1,174 1,373 2,054 2,777 2,487 2,893 3,240 3,588 3,938 4,231 4,536 4,846 5,108 5,400 5,670 6,0.32 6,163 6,443

0,770 0,895 1.090 1.277 1,460 2,131 2,.343 2,726 3,081 3,375 3,706 3.965 4,295 4,5.36 4,846 5,108 5,400 5,670 5,845 6,163 6,300 6,670 6,831

0,749 0,805 1,0.39 1,212 1,377 2,025 2,197 2,577 2,907 3,185 3,478 3,780 4,079 4,295 4,536 4,846 5,108 5,299 5,505 5,727 6,032 6,.300 6,443

0,743 0,833 0,986 1,144 1,320 1,461 2,092 2.444 2,766 3,032 3,316 3,588 3,857 4,109 4,361 4,610 4,846 5,018 5,299 5,505 5,727 5,845 6,163

0,732 0,814 0,947 1,093 1,241 1,376 1,530 2,334 2,637 2,893 3,150 3,416 3.658 3,938 4,169 4,.361 4,610 4,846 5,018 5,202 5,400 5.670 5,845

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Значения коэффициента интенсификации напряжений в кривых трубах R=3 D

Толщина стеноп труб 6, мм

1,349

1.112

0,956

0,878

0,815

0,784

0,755

0,743

0,731

0,727

0,723

0,723

0,723

2,378

1,460

1,250

1,089

0.998

0,918

0,872

0,830 0,970

0,802

0,776

0,762

0,740

0,741

2,964

2,.391

2,061

1,369

1,2.33

1,117

1.040

0,933

0,880

0,851

0,822

0.802

3,407

2,792

2,404

2,111

1,451

1,309

1,202

1,117

1,0,53

0,992

0,995

0,914

0,882

3,136

2,737

2,391

2,153

1,486

1,369

1,250

1,179

1,112

1,059

1,021

0,971

3,026

2,654

2,391

2,174

1,528

1,404

1,308

1,223

1,166

1,113

1,058

2,885

2,607

2,378

2,175

2.031

1,435

1,348

1,267

1,202

1,1.55

3,,329

3,026

2,739

2,545

2,352

2,208

2,080

1,502

1,413

1,.349

3,763

3,381

3,113

2,866

2,654

2,473

2,352

2,219

2,111

1 „528

3,698

3,407

3,136

2,924

2,739

2,576

2,431

2,314

2,208

4,044

3,698

3,407

3,182

3,005

2,828

2,654

2,530

2,404

4,371

4,044

3,698

3,462

3,229

3,020

2,885

2,739

2,607

1020

4,327

3,970

3,698

3,462

3,278

3,113

2.943

2,792

1120

4,603

4,201

3,970

3,698

3,462

3,278

3,136

3.005

1220

4,461

4,201

3.898

3,698

3,462

3,329

3.182

1320

4,371

4,121

3,898

3,698

3,518

.!,;329

1420

4,603

4,327

4,121

3,898

3,698

3,518

1520

4,808

4,603

4,327

4,044

.3,830

3,698

1620

4,704

4,461

4,201 4,.371

4,044

3,8.30

1720

4,917

4,704

4,201

3,970

1820

4,808

4,603

4,371

4,121

1920

5,091

4,808

4,461

4.327

2020

5,213

4,917

4,704

4;461

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Значсппя коэффициента интенсификации напряжсипй т, в кривых трубах R , D

Таблица 38

>>

Толщина стеноп

Труб 6, mm

1,115

0,945

0,841

0,792

0.7 ГЛ

0,7.39

0,728

0.724

0,722

0724

0,727

0,720

0,736

l/i!)7

1,107

1.042

0,929

0.808

0,816

0,789

0,764

0.749

0,7.35

0,7,30

0,724

0,724

2,446

1,495

1,292

1,131

1,0,30

0,949

0,897

0.8.50

0,827

0.793

0 770

0,700

0,747

2,813

2.304

1,518

1,312

1,188

1,089

1,007

0,9,9

0,905

0.8.53

0.841

0,814

0,793

2.589

2,2C.1

1.495

1.3,34

1,218

1,131

1,049

0,993

0,945

0,0()9

0,883

0,8.52

2,498

2,191

1,495

l,.3fi6

1,245

1,153

1,087

1,025

0,986

0.947

0,908

2,.381

2,152

1,497

1,.360

1.206

1.180

1,113

1,055

1,007

0,977

2,748

2,498

2,261

2,101

1.404

1„377

1,290

1,228

1.101

1,115

3,106

2,791

2,570

2,.3(i0

2.191

2,041

1.404

1,.375

1.317

1,245

3,053

2.813

2,589

2.414

2.26 (

2.120

1,.5.36

1.451

1,.377

3,338

3.053

2,813

2,(527

2.481

2.335

2,191

2,089

1.518

3,008

3„338

3,053

2,8,58

2.(;(-6

2,448

2,.481

2.261

2,152

f020

3.,572

3,277

3.053

2,8,5S

2,700

2,570

2,430

2,304

1120

3,800

3,468

3,277

.•>,053

2,8.58

2.700

2..589

2,481

1220

3,082

3.468

3,218

3 053

2,8.58

2.478

2,«27

1320

3.008

3,402

3,218

3,0,53

2,904

2,748

1420

3,800

3,.57L

3,402

3.218

3,0.53

2,904

1520

3,909

3.800

3,572

3,338

3,101

3,053

1620

3,883

3.082

3.408

3 338

3,161

1720

4,0,59

3,883

3,()08

3,4(!8

3.277

1820

3,909

3.8(0

3,fl(;8

3.402

1920

4,202

3.9(i9

б.Ш

3,572

2020

4,304

4,059

3,883

3,682




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