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Oil Country Tubular Goods
| Types : |
Seamless & ERW Casing, Drill Pipes,
Christmas
Trees, Collars,
Crossovers, Drill Bits, Drill Collars,
HDD Rods, Pony Drill Collars,
Pup Joints, Spiral Drill Collars, Wellheads, Flow Couplings |
| Standards : |
API 5CT |
| Grades: |
H40, J55, K55, C75, E75, L80, N80, C90, C95,
X95, G105,
P105, Q125, S135, V150 |
| Sizes : |
1.9” to 20” |
| Thread Types: |
Short Round Thread, Long Round Thread,
Buttress Thread, Upset, Non-Upset |
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