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Piping Class P-T Rating

This document provides pressure-temperature (P-T) rating information for a piping class. It specifies that the piping class is 300, the material is carbon steel, and the pipe and flange materials are ASTM A333 Grade 6 steel and ASTM A350 Grade LF2 steel respectively. The document also provides maximum allowable pressures for different temperatures ranging from 100 to 650 degrees Fahrenheit.

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cyno21
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415 views1 page

Piping Class P-T Rating

This document provides pressure-temperature (P-T) rating information for a piping class. It specifies that the piping class is 300, the material is carbon steel, and the pipe and flange materials are ASTM A333 Grade 6 steel and ASTM A350 Grade LF2 steel respectively. The document also provides maximum allowable pressures for different temperatures ranging from 100 to 650 degrees Fahrenheit.

Uploaded by

cyno21
Copyright
© Attribution Non-Commercial (BY-NC)
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as XLSX, PDF, TXT or read online on Scribd
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PIPING CLASS P-T RATING

Plant Location:

Piping Class:

NEW STANDARD

ASME B16.5 CLASS:

300

Hydrotest: 1110

MATERIAL GROUP:

1.1

MATERIAL DESCRIPTION:

Carbon Steel (Low Temp. Impact Tested)

PIPE MATERIAL:

A333 GR. 6, SMLS or ERW, w/ 100% RT ( Ej=1)

(SE per B31.3)

FLANGE MATERIAL:

ASTM A350 GR. LF2

(P-T per B16.5)

CORROSION ALLOW:

0.05

Min

1110

03CA01C

PSIG

Pipe Limited

PSIG

Flange Limited

in.

t = P*D/(2*(S*Ej + P*y))

tm = (t + c)/0.875

T (F)

100

200

300

400

500

600

650

P (psi)

740

675

655

635

600

550

535

S (psi)

20000

20000

20000

20000

18900

17300

17000

0.4

0.4

0.4

0.4

0.4

0.4

0.4

NPS

0.5

0.75

1.5

10

12

14

16

18

20

24

OD (in.)

0.840

1.050

1.315

1.900

2.375

3.500

4.500

6.625

8.625

10.750

12.750

14.000

16.000

18.000

20.000

24.000

Sch./wt

XS/80

XS/80

XS/80

XS/80

XS/80 Std/40 Std/40 Std/40 Std/40 Std/40

Std

Std

XS

XS

XS

40

Wall Thk.

0.147

0.154

0.179

0.200

0.218

0.375

0.375

0.500

0.500

0.500

0.688

0.216

0.237

0.280

0.322

0.365

Class 300

03CA01C

A333 GR. 6, SMLS.A333 GR. 6, SMLS or ERW, w/ 100% RT ( Ej=1)

Pipe Mat'l.
Ej

1.00

1.00

1.00

1.00

1.00

1.00

1.00

1.00

1.00

1.00

1.00

1.00

1.00

1.00

1.00

1.00

t (actual)

0.079

0.085

0.107

0.125

0.141

0.139

0.157

0.195

0.232

0.269

0.278

0.278

0.388

0.388

0.388

0.552

100

4047

3451

3468

2778

2489

1641

1439

1206

1098

1023

888

807

988

876

787

937

740

740

200

4047

3451

3468

2778

2489

1641

1439

1206

1098

1023

888

807

988

876

787

937

680

680

300

4047

3451

3468

2778

2489

1641

1439

1206

1098

1023

888

807

988

876

787

937

655

655

400

4047

3451

3468

2778

2489

1641

1439

1206

1098

1023

888

807

988

876

787

937

635

635

500

3825

3262

3278

2625

2352

1550

1360

1139

1038

967

839

763

934

828

744

886

605

605

600

3501

2985

3000

2403

2153

1419

1245

1043

950

885

768

698

855

758

681

811

570

570

650

3440

2934

2948

2361

2115

1395

1223

1025

934

869

755

686

840

745

669

797

550

550

\\vboxsrv\conversion_tmp\scratch_5\181874566.xlsx.ms_office, 03CA01C_PT

Page 1 of 1
Date Printed: 10/20/2013

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