Specifications

Steel grade and steel number

Executive standards

OD mm(in)

Wall thickness/mm

H40

J55

L80-1, L80-9Cr, L80-13Cr, R95

N80-1, N80Q

C90

T95

P110

48.26(1.900 ")

3.18

APISPEC5CT

3.68

N/U

N/U

N/U

N/U

N/U

N/U

N/U

5.08

U

U

U

U

U

U

U

6.35

7.62

60.32(2-3/8 ")

4.24

N

N

N

N

N

N

N

4.83

N/U

N/U

N/U

N/U

N/U

N/U

N/U

6.45

N/U

N/U

N/U

N/U

N/U

7.49

8.53

U

U

U

U

73.02(2-7/8 ")

5.51

N/U

N/U

N/U

N/U

N/U

N/U

N/U

7.01

N/U

N/U

N/U

N/U

N/U

7.82

N/U

N/U

N/U

N/U

N/U

8.64

U

U

U

9.96

11.18

88.90(3-1/2 ")

5.49

N

N

N

N

N

N

6.45

N/U

N/U

N/U

N/U

N/U

N/U

N/U

7.34

N

N

N

N

N

N

9.52

N/U

N/U

N/U

N/U

N/U

10.92

12.09

13.46

101.60(4 ")

5.74

N

N

N

N

N

N

6.65

U

U

U

U

U

U

8.38

10.54

12.70

15.49

114.30(4-1/2 ")

6.88

N/U

N/U

N/U

N/U

N/U

N/U

8.56

9.65

10.92

12.70

14.22

16.00

※ Note: N-Do not thicken the thread and coupling (NU); U-Thick the thread and coupling (EU).