Tolerances

ASTM-A 312

ASTM-A 269/A249/A213

ASTM A 632

ASTM A 511

STANDARD TOLERANCES

For ASTM-A 312

Stainless Steel Pipe

Normal Pipe Size

Outside Diameter
Over

Tolerance

Under

Wall

1/8 to 1-1/2 incl.

1/64 (0.015)

1/32 (0.031)

+0.0%/-12.5%

Over 1-1/2 to 4 incl.

1/32 (0.031)

1/32 (0.031)

+0.0%/-12.5%

Over 4 to 8 incl..

1/16 (0.062)

1/32 (0.031)

+0.0%/-12.5%

Over 8 to 18 incl.

3/32 (0.093)

1/32 (0.031)

+0.0%/-12.5%

Over 18 to 24 incl.

1/8 (0.125)

1/32 (0.031)

+0.0%/-12.5%