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Drill pipes

According to the standards

СТ РК ГОСТ Р 50278-2010, 51245-2005,

СТ РК ИСО 11961-2009,

ГОСТ 631-75, 8467-83, 7909-56,

API spec 7.2

 HS Code               45,2%     

 7304230009    Certificate

                              СТ–КЗ

Categories: ,

TECHNICAL SPECIFICATIONS:

Name of the regulatory technical document Diameter Wall thickness Length interval Strength Group Type of threaded connection
ГОСТ Р 50278-92 60- 89 7,1 –9,35  1 gr.: 5,9 – 6,3; 2 gr.: 8,0 – 8,6;

3 gr.: 11.9 – 12.5

 D, E Left, Right; Z-73, Z-86, Z-102
ГОСТ 631-75 60- 89 7 – 11 6, 8 and 11.5 for pipes Ø 60-102 D, K, E Left, Right; Z-56, Z-76, Z-88
11.5 for pipes Ø 114 -168

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