Drill pipe of stainless steel
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Duty Rate (from China)
Products classified under Tariff item 7304.22.00.00
127 mm OD Stainless Steel Oilfield Drill Pipe
Heavy-duty seamless stainless steel drill pipe measuring 127 mm outside diameter with 8.5 mm wall thickness, engineered for high-pressure oil drilling. The stainless steel composition provides corrosion resistance and strength for demanding applications.
7304.22.0013Cr Stainless Steel Drill Pipe 4-1/2 Inch OD
Seamless 13% chromium (13Cr) stainless steel drill pipe, 4-1/2 inches in outer diameter, designed for corrosive environments such as sour gas wells. Equipped with premium connections for high-pressure drilling, it provides superior corrosion resistance and mechanical strength.
7304.22.003.5-inch API Spec 5DP Stainless Drill Tubing
Seamless stainless steel drill tubing with 88.9 mm outer diameter and 7.3 mm wall thickness, compliant with API 5DP standards for oilfield drilling. This drill pipe is designed for use in drilling operations where corrosion resistance and strength are critical.
7304.22.004.5-inch Stainless Steel Drill Pipe for Oil Rigs
Seamless stainless steel drill pipe with an outside diameter of 114.3 mm and wall thickness of 8 mm, designed specifically for oil and gas drilling operations. Its seamless construction and stainless steel composition provide durability and corrosion resistance in harsh environments.
7304.22.004-inch Sour Service Stainless Steel Drill Pipe
Specialized 4-inch (101.6 mm OD) seamless stainless steel drill pipe with 8.2 mm wall thickness, rated for sour service in H2S environments during oil and gas drilling. The stainless steel construction provides corrosion resistance and mechanical strength for demanding applications.
7304.22.005-inch Premium Stainless Drill Pipe for Gas Wells
Seamless 5-inch (127 mm) stainless steel drill pipe with 7.8 mm wall thickness, premium grade for natural gas well drilling. This drill pipe offers high strength and corrosion resistance, making it suitable for demanding drilling environments.
7304.22.00API 5DP Heavy Weight Drill Pipe 5 Inch Stainless Steel
Heavy weight drill pipe made from seamless stainless steel tubing, 5 inches in outer diameter, conforming to API 5DP specifications for oil and gas drilling. It features thick-walled construction and tool joints for connecting to drilling equipment, offering enhanced durability in demanding operations.
7304.22.00Austenitic Stainless Steel Drill Pipe 7 Inch Extended Reach
Austenitic stainless steel drill pipe (e.g., 316L), 7 inches in outer diameter, designed for extended reach horizontal drilling in shale oil plays. Seamless construction with low cycle fatigue design ensures reliability in high-stress drilling applications.
7304.22.00Duplex Stainless Steel Drill Pipe 6-5/8 Inch for Deepwater Drilling
Duplex stainless steel (e.g., 2205 grade) seamless drill pipe, 6-5/8 inches in outer diameter, engineered for deepwater oil exploration with a high strength-to-weight ratio. Features high collapse resistance and fatigue strength for extended service in harsh offshore environments.
7304.22.00Martensitic Stainless Drill Pipe 3-1/2 Inch Slim Hole
Martensitic stainless steel (e.g., 410/420 grade) drill pipe, 3-1/2 inches in outer diameter, for slim hole drilling in oil exploration. Seamless with high hardness for abrasive formations, providing wear resistance and strength in demanding downhole conditions.
7304.22.00Ph13-8Mo Stainless Precipitation Hardening Drill Pipe 5 Inch
PH13-8Mo precipitation hardening stainless steel drill pipe, 5 inches in diameter, for high-strength deep drilling. Seamless and heat-treatable, this alloy offers exceptional strength and corrosion resistance for extreme downhole conditions.
7304.22.00Stainless Steel Coiled Drill Pipe 2 Inch Continuous
Continuous coiled stainless steel drill pipe, 2 inches in outer diameter, for underbalanced drilling operations. Seamless and reelable, this pipe allows for continuous drilling without connections, improving efficiency in certain applications.
7304.22.00Stainless Steel Friction Weld Drill Pipe 4 Inch Sour Service
4-inch outer diameter stainless steel drill pipe with friction-welded tool joints, designed for sour service (H2S) environments in natural gas drilling. The seamless body provides corrosion resistance and strength for directional drilling applications.
7304.22.00Super Duplex Drill Pipe 5-7/8 Inch High Pressure
Super duplex stainless steel drill pipe (e.g., SAF 2507), 5-7/8 inches in outer diameter, for ultra-high pressure and H2S-resistant drilling in harsh oilfields. Seamless construction with integral upset ends enhances joint integrity and fatigue resistance.