Pipe Wall Thickness

ASME B31.3 minimum required wall · schedule selection · MAWP · pipe weight · indicative cost

1Pipe Specification

Nominal size / OD

Pipe material

CS seamless — general process service

Weld / joint type

No weld — full quality

2Design Conditions

Design pressure (gauge)

Design temperature

3Allowances & Tolerances

Corrosion / erosion allowance (mm)

Typical: 1.5 mm mild service, 3 mm moderate

Mechanical allowance (mm)

Threading, grooving, bending. 0 for plain-end.

Mill tolerance (%)

ASME B36.10: 12.5 %

4Quantity (optional)

Pipe length (m)

Used to calculate total weight and indicative cost.

Indicative only. Allowable stresses are representative of ASME B31.3 Appendix A. Verify against the current code edition before use in design or procurement.

Enter design pressure and temperature

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