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Pipe NTK state standard specification 633-80. – Stalnoj vek, TOO |

Pipe NTK state standard specification 633-80.

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  • Country of manufactureRussia

Pump and compressor pipes are applied in use oil and gas wells to transportation of liquids and gases in upsetting columns, and also to repair and hoisting work.

On the accuracy and quality of a pipe are made two executions: And yes B, on groups of durability: D, To, E. As a pipe happen smooth, to the ends landed outside and high-tight.

Pipes NKT connect among themselves by means of muftovy threaded connections which are protected by anticorrosive jellied greasing and carving safety elements.

Each pipe is subjected to test internal hydraulic pressure and check by a nondestructive control method on existence of longitudinal defects.
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