Replaceable Sleeve Drilling Stabilizer for Oil Processing Equipment 568 * 810 * 2506MM

?C

　Si

Mn

?P

S

0.43~0.49

0.20~0.35

1.05~1.20

≤0.025

≤0.025　

?Cr

Ni

?Mo

Cu

1.05~1.25　

≤0. 25　

0.25~0.35　

0. 20

Hole size

Body OD

Fishing Neck length

Blade Length

Blade Width

Tong Space

Bore

Oal Length

8

4 3/4

30

15

3

25

2 1/4

72

8 1/2

6 1/2

30

18

3

27

2 13/16

78

12 1/4

8

30

18

3 1/2

28

2 13/16

83

12 1/4

9 1/2

30

18

3 1/2

28

3

83

14 3/4

8

30

18

3 1/2

30

2 13/16

90

14 3/4

9 1/2

30

18

3 1/2

30

3

90

16

9 1/2

30

18

3 1/2

30

3

92

17 1/2

8

30

20

3 1/2

30

2 13/16

94

17 1/2

9 1/2

30

20

3 1/2

30

3

94

20-26