ASTM A795 VS A53

NPS

ACTUAL OD

SCHEDULE

WALL

WT/FT

TRINITY PCS/BDL

2"

2.375"

40

0.154"

3.65

24

80

0.218"

5.02

24

2 1/2"

2.875"

40

0.203"

5.79

19

80

0.276"

7.66

19

3"

3.500"

40

0.216"

7.58

13

80

0.300"

10.25

13

4"

4.500"

40

0.237"

10.79

10

80

0.337"

14.98

10

6"

6.625"

40

0.280"

18.99

7

8"

8.625"

40

0.322"

28.58

5

Standards

A53

A795

Types

Type S for Seamless

Types S, E and F

Type F for CBW (Continuous Butt Weld)

Grades

Grades A and B

Grades A and B for Type E and S;

Grade A for Type F

Yield (Grade A)

30,000 psi

Tensile (Grade A)

48,000 psi

Yield (Grade B)

35,000 psi

Tensile (Grade B)

60,000 psi

Weight Tolerance

+/- 10%

+/- 5%

OD Tolerance

1/8" to 1 1/2" is +/- 0.016"

1/8" to 1 1/2" is +/- 0.016"

2" and up is +/- 1%

2" and up is +/- 1%

Wall Tolerance

- 12 1/2% at any one point

- 12 1/2% at any one point

Hydrostatic Test

Required for all except Seamless

NDE in lieu of Hydro allowed