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CH-The CH-22 Casing Heads have a straight bore bowl with 45 landing shoulder design which avoids damage to sealing areas by drilling tools and preven...
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The casing head is a kind of part connecting casings and wellheads. It is used as supporting the weight oftechnical casing and production casing, seal...
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API 5D 2-3/8” OD to 5-1/2” OD, steel type: E, X, G, S. with tool joints by MTI friction welding
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Drill collars, size ranges from API 7, 2-7/8” OD to 9”.
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Heavy Weight Drill Pipes (HWDP) API 7 ranges from 3 1/2" to 6 5/8"
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Drill collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar can keep drill bit centralize...
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NON-Magnetic Drill Collars are made from stainless alloy steel by combining a proprietary chemical analysis and a hammer forging process. The material...
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Spiral drill collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from differential pressure. Spiral drill collars...
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The wall thickness of heavy weight drill pipe is between drill pipe and drill collar, its structure is similar with drill pipe. It is made from premiu...
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Kellys is the driving section of the whole drill stem. Kelly is available with square kelly and hexagonal kelly. Kelly are manufactured strictly from ...
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Drill Pipes
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Drill Collars
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Non-Magnetic drill collars
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Spiral Drill collars
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Heavy Weight drill pipes (HWDP)
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It is one of the main wearing parts. Our Insert Segments are made of high quality alloy steel and treated with Heating, Carburization and Quenching. T...
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Sucker rods series, including polished rods, sinker bars, as per API 11B Spec manufactured.
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Choke manifold, Type JG(52-103)-(21-105), working pressure :21-105MPa; kill manifold,Type YG(52-103)-(21-105),working pressure :21-105MPa
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Type 1000, Main nominal Diameter: 70mm ,Bypass nominal diameter:45/70mm, working pressure : 70-105MPa
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Petrotubular is committed to provide our customers with the highest quality product services.
Our dedication to this has positioned us as a leading s...
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The TDL Casing head feature a versatile straight bore design that can accept a wide variety of slip and mandrel type casing hangers.
The TDL Casing...
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Standard: ASTM A335/ASME SA335
Grade: P11, P12, P22, P91, P92
Size: 1”-42”(OD: 219~ 1066 WT:15 ~120mm)
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The Group boasts a production capacity of nearly 80,000 tons of drill pipes, heavy weight drill pipes and drill collars. Its products cover all API sp...
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Processing of OCTG and Special Thread
All API thread type STC, LTC, BTC, and special thread of the world's leading manufacturers;CRA – Lined Compoun...
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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...
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Hilong’s Advanced Upsetting Technology
After years of research efforts, Hilong has successfully developed its unique new upsetting technology, lifti...
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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...
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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 ...
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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...
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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...
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