casing Pipe, Drill Pipe
Sizes:
Out Diameter: 1.315″- 20″
Wall thickness: 0.133″-0.500″
Length:R1(group1),R2(group2),R3(group3)
Materials & Grades:
Casing: J55, K55, N80, L80, P110
Drill pipe: E75, X95, XD105, G105, S135
Application:
Oil well extracting
borehole
borewell
Types:
Seamless Casing
ERW Casing
Connections:
P (Plain end)
STC (short threads)
LTC (long threads)
BTC (buttress threads)
Premium gas-tight connectors
Non-upset ends (NUE)
External upset ends (EUE)
Premium gas-tight connectors
Others special connectors
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