- Description
- Device parameters
-
- Commodity name: Spiral Drill Collar
chemical composition
Grade
chemical composition%
C
Si
Mn
P
S
Cr
Mo
Ni
With
To the
V
4145HMOD
0.42 ～
0.49
0.15～0.35
1.00～1.25
≤0.025
≤0.025
1.00～1.35
0.30-0.35
≤0.25
≤0.35
≤0.05
0.03～0.08
Allowable deviation
±0.02
±0.02
±0.04
±0.005
±0.03
±0.03
±0.02
±0.03
±0.03
±0.01
±0.01
Mechanical behavior
Yield strength R1
Tensile strength Rm
Elongation
A%
Shrinkage
WITH%
Brinell hardness
Charpy impact work
MPa
Psi
MPa
Psi
J
20℃
-20℃
≥758
≥110000
≥965
≥140000
≥13
≥45
≥285～341
≥54
≥30
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Stabilizer (non-magnetic stabilizer) specifications Product specification Working outer diameter
ODFishing
diameter
ODInner hole
IDFishing diameter
lengthWorking part
lengthTotal length Spiral belt
widthbevel Arc A B C D F G I a b R in in in in in in in ° ° in 8 1/2×6 1/2×2 13/16×100 8 1/2 6 1/2 2 13/16 30 18 100 2 1/2 30 30 4 12 1/4×8 1/4×2 13/16×100 12 1/4 8 1/4 2 13/16 30 18 100 3 1/2 30 30 4 12 1/4×8 1/2×2 13/16×100 12 1/4 8 1/2 3 30 18 100 3 1/2 30 30 4 14 3/4×9 1/2×3×100 14 3/4 9 1/2 3 30 20 100 3 1/2 30 30 4 16×9 1/2×3×100 16 9 1/2 3 30 20 100 4 30 30 4 17 1/2×9 1/2×3×100 17 1/2 9 1/2 3 30 20 100 4 30 30 4 22×9 1/2×3×116 twenty two 9 1/2 3 30 twenty four 116 4 45 30 4 26×9 1/2×3×116 26 9 1/2 3 30 twenty four 116 4 45 30 4 28×9 1/2×3×122 28 9 1/2 3 30 20 122 4 30 30 4 32×9 1/2×3×122 32 9 1/2 3 30 20 122 5 30 30 5 36×9 1/2×3×133 36 9 1/2 3 30 20 133 5 45 30 5 The size of the stabilizer can also be designed according to user requirements
Product recommendations
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