China OCTG Drill Pipe Manufacturer & Supplier

Comprehensive Overview of Fluid Conveying Pipeline System Characteristics

2.1 Nonlinear Factors in Fluid Pipes Nonlinearity in dynamic systems is a relative concept that depends on both the physical nature of the problem and the choice of coordinate system. For example, a circular...

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OCTG Drilled Pipe

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API 5DP DZ50, E75, R780, X95, G105, S135 Drill Pipes

AISI 4130 Hammer Union 1502, DN127, NPT, Blue & Red

L80 Casing Pup Joint, API 5CT, DN60 EU, 4.7 PPF

G105 Drill Pipe, API SPEC 5DP, NC38, 88.9mm, WT 9.35mm

NC31-LH Drill Pipe, G105, 73mm, WT 9.19mm

S135 Drill Pipes, NC26, 60.3mm, WT 7.11mm

NC50 Heavy Weight Drill Pipe, AISI 4145H, 127*9.3mm, W.T 25.4mm

API SPEC 7-1 Drill Collar AISI 4145H 165.1*9.15mm

API SPEC 5DP Drill Collar AISI 4145H 158.8*9.15mm

API SPEC 5DP Hexagonal Kelly AISI 4145H 133.4*16.46mm

OCTG Pipe Pup Joint, API 5CT, API 5DP

API 5DP Steel Drill Pipe, E75, X95, G105, S135

API SPEC 5DP Square Kelly AISI 4145H 133.4*16.46mm.

NC46 Heavy Weight Drill Pipe, AISI 4145H, 114.3*9.3mm, 21.45mm

ASTM A105 Wing Ground Joint FIG400LP, 3000LB

ACME Wing Ground Joint FIG602LP, Hammer Union