Nucor Skyline

Threaded Casing for Micropile

Prime Domestic Casing

Outside

Diameter

in

mm

Thickness

in

mm

Inside 

Diameter

in

mm

Weight

lbs/ft kg/m

Cross 

Sectional Area in2

cm2

Total 

Area of Shaft in2

cm2

Internal

Volume

ft3/ft

m3/m

External 

Surface Area ft2/ft

m2/m

Moment

of Inertia

in4

cm4

Section

Modulus

in3

cm3

9.625 244.48

0.500

12.700

8.625 219.075

48.77

72.59

14.33

92.47

72.76

469.42

0.406

0.038

2.52

0.77

149.63

6228.24

31.09

509.52

 

9.625 244.48

0.545

13.843

8.535 216.789

52.90

78.74

15.55

100.30

72.76

469.42

0.397

0.037

2.52

0.77

160.80

6692.84

33.41

547.53

 

10.750

273.05

0.500

12.700

9.750 247.650

54.79

81.54

16.10

103.88

90.76

585.56

0.518

0.048

2.81 0.86

211.95

8822.03

39.43 646.18

12.750

323.85

0.500

12.700

11.750

298.450

65.48

97.45

19.24

124.14

127.68

823.72

0.753

0.070

3.34

1.02

361.54

15048.59

56.71

929.36

14.000

355.60

0.500

12.700

13.000

330.200

72.16

107.40

21.21

136.81

153.94

993.15

0.922

0.086

3.67

1.12

483.76 20135.45

69.11

1132.48

 

16.000

406.40

0.500

12.700

15.000 381.000

82.85

123.31

24.35

157.08

201.06

1297.17

1.227

0.114

4.19

1.28

731.94

30465.73

91.49

1499.30

 ◆ In stock. Contact your Nucor Skyline representative for additional diameters, lengths, and starter details. 

 

Nucor Skyline can provide threaded micropile casing up to 40 feet. 

Secondary Casing

Outside

Diameter

in

mm

Thickness

in

mm

Inside 

Diameter

in

mm

Weight

lbs/ft kg/m

Cross 

Sectional Area in2

cm2

Total Area  of Shaft in2

cm2

Internal

Volume ft3/ft

m3/m

External 

Surface Area ft2/ft

m2/m

Moment of

Inertia in4

cm4

Section

Modulus in3

cm3

5.5 139.700

0.415 10.541

4.670

118.618

22.56

33.57

6.63 42.77

23.76 153.28

0.12 0.011

1.44 0.44

21.57

897.80

7.84

128.47

6.625 168.275

0.432

10.973

5.761

146.329

28.60

42.56

8.40 54.23

34.47

222.40

0.18

0.017

1.73

0.53

40.49

1685.31

12.22

200.25

7

177.800

0.408

10.363

6.184 157.073

28.75

42.79

8.45

54.51

38.48 248.29

0.21

0.019

1.83

0.56

46.07

1917.56

13.16

215.65

7

177.800

0.453

11.506

6.094

154.787

31.70

47.18

9.32

60.11

38.48 248.29

0.20

0.019

1.83

0.56

50.16

2087.80

14.33

234.83

7

177.800

0.500

12.700

6.000 152.400

34.74

51.70

10.21

65.87

38.48 248.29

0.20

0.018

1.83

0.56

54.24 2257.62

15.50

254.00

7.625 193.675

0.430 10.922

6.765

171.831

33.07

49.21

9.72 62.71

45.66 294.60

0.25 0.023

2.00

0.61

63.12

2627.23

16.56

271.31

7.625 193.675

0.500

12.700

6.625 168.275

38.08

56.67

11.19

72.21

45.66 294.60

0.24

0.022

2.00

0.61

71.37

2970.62

18.72

306.76

8.625 219.075

0.500

12.700

7.625 193.675

43.43

64.63

12.76 82.34

58.43 376.94

0.32

0.029

2.26

0.69

105.72

4400.36

24.51

401.65

8.625 219.075

0.562

14.275

7.501

190.525

48.44

72.09

14.24

91.84

58.43 376.94

0.31

0.029

2.26

0.69

116.25

4838.65

26.96

441.79

9.625 244.475

0.472

11.989

8.681

220.497

46.18

68.73

13.57

87.56

72.76

469.42

0.41

0.038

2.52

0.77

142.51

5931.67

29.61

485.22

9.625 244.475

0.545

13.843

8.535 216.789

52.90

78.73

15.55

100.30

72.76

469.42

0.40 0.037

2.52

0.77

160.80

6692.95

33.41

547.49

10.75

273.050

0.500

12.700

9.750 247.650

54.79

81.54

16.10

103.87

90.76

585.56

0.52 0.048

2.81 0.86

211.95

8821.95

39.43

646.14

10.75

273.050

0.545

13.843

9.660 245.364

59.46

88.49

17.47 112.73

90.76

585.56

0.51

0.047

2.81 0.86

228.10 9494.16

42.44

695.46

10.75

273.050

0.595

15.113

9.560 242.824

64.59

96.12

18.98 122.47

90.76

585.56

0.50 0.046

2.81 0.86

245.53

10219.65

45.68 748.56

11.875

301.624

0.582

14.783

10.711 272.059

70.26

104.56

20.65

133.21

110.75

714.53

0.63

0.058

3.11 0.95

330.04

13737.19

55.59

910.95

12.75

323.849

0.500

12.700

11.750

298.449

65.48

97.45

19.24

124.14

127.68

823.71

0.75

0.070

3.34

1.02

361.54 15048.31

56.71

929.31

13.375

339.724

0.480

12.192

12.415

315.340

66.17 98.47

19.45

125.45

140.50

906.45

0.84 0.078

3.50

1.07

404.73 16846.00

60.52

991.74

13.375

339.724

0.514

13.056

12.347

313.613

70.67

105.17

20.77 133.98

140.50

906.45

0.83 0.077

3.50

1.07

430.07 17900.72

64.31

1053.85

16

406.4

0.375

9.525

15.25

387.35

62.64

93.23

18.41 118.76

201.06

1333.17

1.27

0.12

4.19

1.28

562.08

23395.71

70.26

1151.36

16

406.4

0.438

11.125

15.124

384.15

72.87 108.45

21.41 138.15

201.06

1333.17

1.25

0.12

4.19

1.28

648.75 27002.81

81.09

1328.88

16

406.4

0.495

12.573

15.01

381.254

82.04

122.11

24.11

155.56

201.06

1333.17

1.23

0.11

4.19

1.28

725.31

30189.62

90.66

1485.71

18 457.2

0.435

11.049

17.13 435.102

81.68

121.57

24

154.87

254.47

1641.73

1.60

0.15

4.71

1.44

926.32 38856.25

102.93 1686.63

20 508

0.438

11.125

19.124

485.75

91.59

136.12

26.92

173.66

314.16

2026.83

1.99

0.19

5.24

1.60

1288.22 53619.94

128.82

2111.02

20 508

0.635

16.129

18.73

475.742

131.45

195.65

38.63 249.23

314.16

2026.83

1.91

0.18

5.24

1.60

1812.81

75454.95

181.28

2970.67

            

Casing Accessories

Nucor Skyline’s Geostructural Group is positioned to deliver complete accessory packages with
your threaded casing. We understand the urgency of your project and stock a wide range of
casing accessories for immediate delivery.

J-Teeth Grout Heads Duplex Adapters
Ring Bits Shear Rings Flange Adapters
Casing Shoes Protective Caps Casing Crossover Subs

Tooling Items

Custom machining is available for duplex and flange adapters to match casing, drill, and drill system requirements. We can also fabricate crossover subs to fit any existing tooling items.

Nucor Skyline offers the following tooling items for the installation of micropile casing:

Air Swivels API Crossover Subs API Drill Rods (23/8 in to 65/8 in)
Breakout Wrenches Casing Crowns Cushion Subs
Diverter Heads Downhole Hammers Downhole Hammer Bits
Drag Bits Floating Subs Flushing Heads
Grout Swivels Ictology Bits Stabilizers
Tricone Bits

© 2020 Skyline Steel, LLC. All rights reserved
300 Technology Center Way, Suite 450, Rock Hill, SC 29730
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