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Drill pipes
Drill pipes

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drill pipes are in accordance with API 5D. The
material of drill pipe body are chosen by 1&3 group of API 5D.

Applied standard:API SPEC 7 drill pipe tool joint

                          API SPEC 5D Drill pipe specification

                          SY/T 5561-92 Friction welding pipe welding zone technological conditions

echnological conditions

Pipe joints and tube body strictly according to the selection criteria,for welding zone work procedure complete on C-132-J Friction welding machine, for welding parts carry on quenching and annealing after welding,hardening and tempering treatment. Each performance index and the specification request must be achieved related standard.

API Performance parameters of  Drill pipe tube body

Dimensions of Drill pipe
sizesnominal
weight
calculate the weight
of flat-side
D/ODgradethicknessthickening
of the form
Lb/ftKg/minmmin mm
2 3/86.656.269.322.37560.3E,X,G,S0.2807.11external thickening
2 7/810.409.7214.482.87573.0E,X,G,S0.3629.19inside or outside the
thickening thickening
3 1/29.508.8113.123.50088.9E0.2546.45inside or outside the
 thickening thickening
3 1/213.3012.3118.343.50088.9E,X,G,S0.3689.35inside or outside the
 thickening thickening
3 1/215.5014.6321.793.50088.9E0.44911.40inside or outside the
 thickening thickening
3 1/215.5014.6321.793.50088.9X,G,S0.44911.40within and outside the
 outer thickening
 or thickening
4   14.0012.9319.264.000101.6E,X,G,S0.3308.38inside or outside the
 thickening thickening
4 1/213.7512.2418.234.500114.3E0.2716.88inside or outside the
thickening thickening
4 1/216.6014.9822.314.500114.3E,X,G,S0.3378.56within and outside the
outer thickening
 or thickening
4 1/220.0018.6927.844.500114.3E,X,G,S0.43010.92within and outside the
 outer thickening
or thickening
5   16.2514.8722.155.000127.0X,G,S0.2967.52in thickening
5   19.5017.9326.715.000127.0E0.3629.19inside and outside
the thickening
5   19.5017.9326.715.000127.0X,G,S0.3629.19within and outside the
outer thickening
or thickening
5   25.6024.0335.795.000127.0E0.50012.70inside and outside
 the thickening
5   25.6024.0335.795.000127.0X,G,S0.50012.70within and outside the
outer thickening
 or thickening

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