It is capable to undertake external and internal coating production of 3LPE/PP, FBE, double-layer FBE, and internal flow coating and its designed annu...
|
Hilong’s Advanced Upsetting Technology
After years of research efforts, Hilong has successfully developed its unique new upsetting technology, lifti...
|
Standard: API SPEC 7-1 & NS-1
Material: 4145H, 4145H Mod, Non Magnetic
Type: Slick Drill Collar, Spiral Drill Collar, Flex Collar, Non magnetic Dr...
|
Standard: API SPEC 7-1 & NS-1
Material: 4145H, 4145H Mod, Non Magnetic
Type: Integral HWDP, SWDP, Non mag HWDP
Size: 2 7/8" - 6 5 /8" in various ...
|
Standard: API SPEC 5DP
Grade: E75, X95, G105, S135.
Size: 2 3/8" - 6 5/8" in various lengths.
Handbanding: ARNCO 100XT, 200XT, 300XT, BOTN3000, A...
|
Standard: API SPEC 7-1
Material: 4145H, 4145H Mod.
Size: 2 1/2" - 6" for square kelly, 3" - 6" for Hex kelly, in various lengths.
Type: Integral Sq...
|
Standard: API SPEC 7-1
Material: AISI 4145H, 4145H Mod, AISI 4140-4142,
AISI 4330 Mod, AISI 4340 Mod, Non Magnetic.
Size: 6" - 30" in various lengt...
|
Standard: API Spec 5CT
Grade: H40, J55, K55, M65, N80, L80, C90, T95, C95, P110.
Size: 2 3/8" - 20" in various lengths.
|
Standard: API Spec 5L, ASTM A106, ASTM A53
Grade: A, B, C, X42, X46, X52, X56, X60, X65, X70, X80, etc.
PSL1 and PSL2
Size: 2" - 12" in various l...
|
Drill pipes is a portion of the overall drill string. The drill string consists of both drill pipe and the drill stem which is the tubular portion clo...
|
The drill collar is a heavy walled joint of pipe frequently used just above the bit in the drilling string. It provides extra weight just above the bi...
|