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Help CenterCustomized P110-L80 Grade Deep Well Connection Threads, VAM Threads & Cr13 Threads, Diverse Needs Met
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Customized P110L80 Grade Deep Well Connection Threads: VAM Threads and Cr13 Threads, Meeting Diverse Needs
In the field of oil and gas extraction, connection threads are key components that ensure the reliability and sealing of downhole equipment connections. Customized P110L80 grade deep well connection threads, combined with VAM threads and Cr13 threads, offer diverse options to meet the needs of various working conditions.
Product Features
High Strength and Corrosion Resistance: P110 grade connection threads have high strength and good corrosion resistance, capable of withstanding complex downhole environments and high pressures. The L80 grade further enhances resistance to collapse, making it wellsuited for deep wells and complex geological conditions.
Diverse Thread Options: Two types of threads are available: VAM threads and Cr13 threads. VAM threads are the internationally recognized API standard threads, known for their good sealing and reliability. Cr13 threads are a highperformance nonAPI standard thread type, offering higher corrosion resistance and fatigue resistance, particularly suitable for oil and gas wells containing corrosive media such as hydrogen sulfide.
Customized Services: Based on the customer's well depth, well diameter, and extraction process, customized production is provided to ensure a perfect match with downhole equipment. We can also apply special coatings to the connection threads as per customer requirements, further enhancing their corrosion resistance and wear resistance.
Applications
Deep and UltraDeep Wells: Suitable for deep wells and ultradeep wells with depths exceeding 3000 meters, capable of withstanding high pressures and hightemperature environments.
Corrosive Environments: Performs well in oil and gas wells containing corrosive media such as hydrogen sulfide and carbon dioxide, effectively preventing corrosion and leakage.
Price Advantage
Customized Quotations: Based on the specific needs of customers, customized quotations are provided to ensure that customers obtain the most costeffective products.
Bulk Discounts: For major customers and longterm cooperation projects, bulk purchase discounts are offered to further reduce procurement costs.
Service Assurance
Technical Support: A professional technical team is available to provide support, including thread selection recommendations, wellbore design consultation, and onsite installation guidance.
AfterSales Service: A comprehensive aftersales service system is in place to quickly respond to customer needs and promptly resolve any issues encountered during product use.
Choosing customized P110L80 grade deep well connection threads means opting for a diverse range of options and highly reliable solutions for oil and gas extraction. We are committed to providing customized products and services to support the efficient development of oil and gas extraction.
Tianjin Grand Victory Petroleum Equipment Co., Ltd. is a comprehensive enterprise for production, processing, sales, technology research and development, and spot storage. Located in Jinghai District, Tianjin, China, it was founded in 2008 with a registered capital of 11.18 million yuan. It has import and export rights, ISO9001 quality system certification, American Petroleum Institute API 5CT certification and a number of national patent certificates. The production workshop is equipped with several types of equipment such as highprecision CNC lathes, thread tightening machines, hydraulic presses, etc., and complete inspection and measurement instruments. Products include J55, K55, N801/Q, L80, P110 and other oil casing, couplings, Pup Joint、Xover （Cross over）; 80S, 90S, 110S, L801Cr/3Cr/13Cr and other highcorrosion resistant oil casing spot storage, with a longterm reserve of about 2,000 tons. At the same time, it undertakes the processing and copper plating of special sealing threads such as direct connection, wedge shape, double step, variable pitch, etc. for oil well pipes and petroleum accessories, with fast delivery and excellent quality, reducing costs and increasing efficiency for customers. Our vision: to build an international oil pipeline equipment enterprise with integrity and innovation. We welcome leaders and friends from all walks of life to visit us for cooperation and common development.
Advantages/Features:
1.Established in 2008 with 17 years of operation, registered capital of 11.18 million CNY, workshop area of 8,000 m², and annual turnover of 20 million CNY.
2.Possesses import/export rights, ISO 9001 certification, API 5CT certification, and multiple national patents.
3.Equipped with high-precision CNC lathes, thread fastening machines, hydraulic testers, and comprehensive inspection tools.
4.Specializes in producing J55, K55, N80-Q, L80, and P110 oil casings, couplings, subs, and adapters.
5.Maintains 2,000 tons of high-resistance corrosion-resistant oil casings (e.g., 80S, 90S, 110S, L80-1Cr/3Cr/13Cr) in stock.
6.Offers custom threading (e.g., wedge-type, double-step, variable pitch), coating services, and produces over 10,000 specialty threaded components annually.
| OD (inch/mm) | Wall Thickness Range (mm) | Typical Chemical Composition | Application Scenarios |
| 4½" (114.3mm) | 5.21-15.88 | C 0.34-0.39%, Mn 1.25-1.50% (J55/K55) | Shallow oil wells, low-pressure gas wells |
| 5" (127.0mm) | 5.59-12.70 | C 0.34-0.38%, Mn 1.45-1.70% (N80) | Medium-depth wells, conventional oil/gas |
| 5½" (139.7mm) | 6.20-22.22 | C 0.15-0.22%, Cr 12-14% (L80-13Cr) | Sour gas wells, hydrogen sulfide (H₂S) environments |
| 6⅝" (168.3mm) | 7.32-12.06 | C 0.26-0.35%, Mo 0.15-0.25% (P110) | Deep wells, high-pressure gas reservoirs |
| 7" (177.8mm) | 8.05-12.70 | C 0.34-0.38%, Mn 1.45-1.70% (N80) | Shale gas horizontal wells, fracturing operations |
| 9⅝" (244.5mm) | 8.94-12.70 | C 0.15-0.22%, Cr 12-14% (L80-13Cr) | Ultra-deep wells, high-temperature/pressure reservoirs |
| 13⅜" (339.7mm) | 15.88 | C 0.34-0.39%, Mn 1.25-1.50% (J55/K55) | Surface casing, shallow cementing |
| 20" (508.0mm) | 20.62 | C 0.26-0.35%, Mo 0.15-0.25% (P110) | Offshore platform wells, large-diameter well completions |
Product Name: API-5CT Seamless Casing and Tubing
Steel Grade: J55, N80, P110, H40, K55, L80, L80-3Cr/9Cr/13Cr, M65, C90, T95, Q125
Material: 34CrMo4, H40, J55, K55, N80, L80, M65, C90, T95, P110, Q125
Standard: API 5CT/ISO 11960
Technique: Cold Drawn/Hot Rolled
Application: Oil and Gas Pipes
Outer Diameter Ranges:
Tubing: 48.26mm~114.3mm (1.05 inches~4 1/2 inches)
Casing: 114.3mm~762mm (4 1/2 inches~30 inches)
Wall Thickness: 2.87mm~30mm (compliant with API 5CT standards)
Length Ranges:Tubing:
R1: 6.10m~7.32m
R2: 8.53m~9.75m
R3: 11.58m~12.80m
Casing:
R1: 4.88m~7.62m
R2: 7.62m~10.36m
R3: 10.36m~14.63m
End-Finish Types:Tubing: P, I, N, U
Casing: P, S, B, L
Product Features:
Material Optimization:
Cr-Mo series steel with precise chemical composition control ensures resistance to Sulfide Stress Corrosion Cracking (SSCC).
Quenching and tempering heat treatment forms a uniform and fine sorbite structure, achieving high hardness and tempering stability.
Heat Treatment Process:
Strict temperature-controlled quenching and tempering guarantee consistent mechanical properties, narrow yield strength ranges, and controllable hardness.
Sulfide Corrosion Resistance:
Microstructure of fully tempered martensite is suitable for H₂S-containing acidic oil and gas environments.
Passes NACE standard tests, maintaining excellent SSC resistance even under 85%~90% SMYS (Specified Minimum Yield Strength).
Inspection Standards:
Non-destructive Testing:
Full-body inspection for longitudinal/transverse defects on inner and outer surfaces, with standard notch depth ≤5% of wall thickness.
Compliant with API 5CT standards, ensuring freedom from cracks, pores, and other defects.
Packaging & Delivery:
Packaging: Seawater-resistant steel shelves, iron pallets, or customized solutions per customer requirements.
Delivery Time: 20–55 days (varies based on order size and process complexity).
Minimum Order Quantity (MOQ): 20 tons.
Application Scenarios:
Sour Oil and Gas Fields: High-corrosion environments with H₂S and CO₂.
Deep/Ultra-Deep Wells: Resistant to high pressure and temperatures (up to 200°C+).
Cementing and Workover: Supports wellbore stability and isolates formation fluids.
Certification & Surface Treatment:
Certification: API pipe certification.
Surface Treatment: Black paint, varnish coating; cross-sectional shape: round.
Origin: China.
Note: This product is non-secondary processed and supports customization. Contact the supplier for technical agreements.
rrosion after 3-year exposure to brackish groundwater.
Specs:
Material: J55 steel (Yield strength: 55,000 psi)
Pressure Rating: 2,300psi burst / 1,800psi collapse
Certifications: API 5CT, ISO 11960
Support: Free API drift testing videos & 45-day delivery to North America
Critical Parameters
· Yield Strength: 758–862 MPa
· Charpy V-Notch Impact: ≥55J @ -20°C (Arctic Service Compliant)
· Dimensional Tolerance:
o OD: ±0.65% (API 5CT Table 7)
o WT: +10%/-8.5%
High-Temperature Performance
· Operational Limits:
o Temperature: -50°C to +204°C (Full CTE Compensation)
o H₂S Partial Pressure: ≤1.5psi (NACE MR0175/ISO 15156-2 Level II)
· Coating:
o Internal: 250μm Epoxy-Phenolic Lining (ISO 15741)
o External: 3LPP FBE Coating (ISO 21809-1)
Threaded Connection
· Type: TenarisBlue® TBHC Gas-Tight Thread (API 5B Premium)
· Sealing Capacity:
o Internal Pressure: 138 MPa
o External Pressure: 116 MPa
· Torque Monitoring: RFID-Embedded Shoulder Tag (Real-Time Data Logging)
Applications
· Ultra-deep HPHT wells (≥10,000m TVD, 140MPa Bottomhole Pressure)
· CO₂-EOR injection wells with cyclic thermal loading
· Arctic permafrost zones requiring low-temperature toughness
Testing & Certification
1. Destructive Testing:
o Full-Scale Fatigue Test (FSFT) @ 90% SMYS × 10⁶ cycles
o HTHP Autoclave Corrosion Test (30d @ 150°C, 15% HCl)
2. Non-Destructive Testing:
o Phased Array UT (ASME V Article 4)
o Eddy Current Inspection for Coating Integrity
Packaging & Delivery
· Anti-Corrosion Packaging: VCI Shrink Film + Desiccant Capsules (ISO 22088-3)
· Lead Time: 60 Days (CIF Rotterdam Port)
· Customization:
o Pre-installed RFID Collars for IoT Well Monitoring
o Field-End Bevel Protection with Biodegradable Caps
Formatting Consistency:
· Bolded Headers for hierarchical navigation
· Dual Units: Metric (Primary) / Imperial (Secondary)
· Risk Mitigation: Explicit thermal/chemical limits in red-line text
· Brand Integration: Licensed TenarisBlue® threading and ISO-certified coatings
Advantages/Features:
1.Established in 2008 with 17 years of operation, registered capital of 11.18 million CNY, workshop area of 8,000 m², and annual turnover of 20 million CNY.
2.Possesses import/export rights, ISO 9001 certification, API 5CT certification, and multiple national patents.
3.Equipped with high-precision CNC lathes, thread fastening machines, hydraulic testers, and comprehensive inspection tools.
4.Specializes in producing J55, K55, N80-Q, L80, and P110 oil casings, couplings, subs, and adapters.
5.Maintains 2,000 tons of high-resistance corrosion-resistant oil casings (e.g., 80S, 90S, 110S, L80-1Cr/3Cr/13Cr) in stock.
6.Offers custom threading (e.g., wedge-type, double-step, variable pitch), coating services, and produces over 10,000 specialty threaded components annually.
| OD (inch/mm) | Wall Thickness Range (mm) | Typical Chemical Composition | Application Scenarios |
| 4½" (114.3mm) | 5.21-15.88 | C 0.34-0.39%, Mn 1.25-1.50% (J55/K55) | Shallow oil wells, low-pressure gas wells |
| 5" (127.0mm) | 5.59-12.70 | C 0.34-0.38%, Mn 1.45-1.70% (N80) | Medium-depth wells, conventional oil/gas |
| 5½" (139.7mm) | 6.20-22.22 | C 0.15-0.22%, Cr 12-14% (L80-13Cr) | Sour gas wells, hydrogen sulfide (H₂S) environments |
| 6⅝" (168.3mm) | 7.32-12.06 | C 0.26-0.35%, Mo 0.15-0.25% (P110) | Deep wells, high-pressure gas reservoirs |
| 7" (177.8mm) | 8.05-12.70 | C 0.34-0.38%, Mn 1.45-1.70% (N80) | Shale gas horizontal wells, fracturing operations |
| 9⅝" (244.5mm) | 8.94-12.70 | C 0.15-0.22%, Cr 12-14% (L80-13Cr) | Ultra-deep wells, high-temperature/pressure reservoirs |
| 13⅜" (339.7mm) | 15.88 | C 0.34-0.39%, Mn 1.25-1.50% (J55/K55) | Surface casing, shallow cementing |
| 20" (508.0mm) | 20.62 | C 0.26-0.35%, Mo 0.15-0.25% (P110) | Offshore platform wells, large-diameter well completions |
Product Name: API-5CT Seamless Casing and Tubing
Steel Grade: J55, N80, P110, H40, K55, L80, L80-3Cr/9Cr/13Cr, M65, C90, T95, Q125
Material: 34CrMo4, H40, J55, K55, N80, L80, M65, C90, T95, P110, Q125
Standard: API 5CT/ISO 11960
Technique: Cold Drawn/Hot Rolled
Application: Oil and Gas Pipes
Outer Diameter Ranges:
Tubing: 48.26mm~114.3mm (1.05 inches~4 1/2 inches)
Casing: 114.3mm~762mm (4 1/2 inches~30 inches)
Wall Thickness: 2.87mm~30mm (compliant with API 5CT standards)
Length Ranges:Tubing:
R1: 6.10m~7.32m
R2: 8.53m~9.75m
R3: 11.58m~12.80m
Casing:
R1: 4.88m~7.62m
R2: 7.62m~10.36m
R3: 10.36m~14.63m
End-Finish Types:Tubing: P, I, N, U
Casing: P, S, B, L
Product Features:
Material Optimization:
Cr-Mo series steel with precise chemical composition control ensures resistance to Sulfide Stress Corrosion Cracking (SSCC).
Quenching and tempering heat treatment forms a uniform and fine sorbite structure, achieving high hardness and tempering stability.
Heat Treatment Process:
Strict temperature-controlled quenching and tempering guarantee consistent mechanical properties, narrow yield strength ranges, and controllable hardness.
Sulfide Corrosion Resistance:
Microstructure of fully tempered martensite is suitable for H₂S-containing acidic oil and gas environments.
Passes NACE standard tests, maintaining excellent SSC resistance even under 85%~90% SMYS (Specified Minimum Yield Strength).
Inspection Standards:
Non-destructive Testing:
Full-body inspection for longitudinal/transverse defects on inner and outer surfaces, with standard notch depth ≤5% of wall thickness.
Compliant with API 5CT standards, ensuring freedom from cracks, pores, and other defects.
Packaging & Delivery:
Packaging: Seawater-resistant steel shelves, iron pallets, or customized solutions per customer requirements.
Delivery Time: 20–55 days (varies based on order size and process complexity).
Minimum Order Quantity (MOQ): 20 tons.
Application Scenarios:
Sour Oil and Gas Fields: High-corrosion environments with H₂S and CO₂.
Deep/Ultra-Deep Wells: Resistant to high pressure and temperatures (up to 200°C+).
Cementing and Workover: Supports wellbore stability and isolates formation fluids.
Certification & Surface Treatment:
Certification: API pipe certification.
Surface Treatment: Black paint, varnish coating; cross-sectional shape: round.
Origin: China.
Note: This product is non-secondary processed and supports customization. Contact the supplier for technical agreements.
Tianjin Grand Victory Petroleum Equipment Co., Ltd. is a comprehensive enterprise for production, processing, sales, technology research and development, and spot storage. Located in Jinghai District, Tianjin, China, it was founded in 2008 with a registered capital of 11.18 million yuan. It has import and export rights, ISO9001 quality system certification, American Petroleum Institute API 5CT certification and a number of national patent certificates. The production workshop is equipped with several types of equipment such as highprecision CNC lathes, thread tightening machines, hydraulic presses, etc., and complete inspection and measurement instruments. Products include J55, K55, N801/Q, L80, P110 and other oil casing, couplings, Pup Joint、Xover （Cross over）; 80S, 90S, 110S, L801Cr/3Cr/13Cr and other highcorrosion resistant oil casing spot storage, with a longterm reserve of about 2,000 tons. At the same time, it undertakes the processing and copper plating of special sealing threads such as direct connection, wedge shape, double step, variable pitch, etc. for oil well pipes and petroleum accessories, with fast delivery and excellent quality, reducing costs and increasing efficiency for customers. Our vision: to build an international oil pipeline equipment enterprise with integrity and innovation. We welcome leaders and friends from all walks of life to visit us for cooperation and common development.
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