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Hunan Standard Steel Co.,Ltd is as the one of member of Husteel Industry Group, as the professional manufacturer of steel pipe and pipe fittings,which has a complete system of production and sales serving our customers. 
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Drill Pipe

Drill Pipe

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Specifications Range
Out Diameter 2-7/8"-6-5/8"
Wall Thickness up to 0.813"
Length 3.0m-18m

Standard: API 5D

Grades: E75, X95, G105, S135

Application: For well drilling


Tolerance on Dimensions

Item

Tolerance
Pipe Body
OD≤101.6mm
+0.79mm
OD≥114.3mm
+1% -0.5%
Single Lengths
-12.5%
Weight
+6.5% -3.5%

Chemical composition and mechanical properties

Grade
Chemical Composition
Mechanical Properties
P S Yield Strength(Mpa)
Tensile Strength(Mpa)
E-75
≤0.020
≤0.015
517-724
≥689
X-95
≤0.020
≤0.015
655-862
≥724
G-105
≤0.020
≤0.015
724-931
≥793
S-135
≤0.020
≤0.015
931-1138
≥1000