Downhole Motor- Inquiry
Reliable Drilling Tools. Global Trust.
Engineered drilling tools designed for demanding oilfield applications.
Tubing Safety Valve (TSV)
Tubing Safety Valve (TSV) provides well control by preventing backflow through tubing during drilling, completion, and workover operations. It is ideal for deep well applications.
Keywords:
Category:
Well Control
The Tubing Safety Valve (TSV) is a critical well control valve designed to prevent backflow during drilling, completion, and workover operations. It is typically installed in the tubing to protect the well from excessive pressure and ensure safe fluid circulation.
TSVs are crucial in maintaining well integrity and are used in deep well and high-pressure environments where reliable backflow prevention is essential for personnel and equipment safety.
UNIONLEVER OFS supplies Tubing Safety Valves (TSV) engineered for deep well applications, including:
- Full-bore design for unrestricted internal flow
- Available in manual and automatic actuation options
- API 6A / API 7-1 compliant for well control operations
- H2S and standard service trims available
- Compatible with multiple tubing sizes and pressure ratings
- Designed for deep well and high-pressure operations
- Full-bore design to reduce pressure loss and tool interference
- API 6A / API 7-1 compliant design for well control applications
- High-strength alloy steel body and elastomer sealing for reliability
- Quick and easy installation and operation
- Preventing backflow during deep well drilling and completion
- Protecting well integrity during workover operations
- Standard and sour service applications (H2S)
- Oilfield production systems and pressure control systems
- Forged alloy steel body and pressure-controlling components
- Elastomer sealing elements for pressure and temperature resistance
- 100% Magnetic Particle Inspection (MPI) for critical components
- Ultrasonic Testing (UT) for pressure containment areas
- Hydrostatic pressure testing prior to delivery
Please provide the following information to ensure accurate configuration and fast quotation:
- Tubing size and pressure rating
- Connection types for top and bottom ends
- Service conditions: standard or H2S
- Quantity required
- Whether repair kits are required
Providing complete RFQ details helps reduce clarification cycles and ensures correct configuration, enabling UNIONLEVER OFS to provide fast, engineering-backed quotations.
By combining proven international designs, strict inspection control, and flexible manufacturing coordination, UNIONLEVER OFS delivers reliable well control valves with strong cost-performance advantages.
Our Full Opening Safety Valves (FOSV / TIW), Kelly Valves, and Inside BOP Valves are API-compliant, CNC-machined, and hydrostatic-tested prior to delivery to ensure dependable shut-in performance during tripping, workover, and emergency well control operations. Repair kits are available to support field servicing requirements.
UNIONLEVER OFS TSVs are supplied to reputable clients such as SAIPEM, NOV, ADES Saudi, Weatherford, and Sinopec Global, reflecting our consistent quality, delivery reliability, and long-term cooperation capability.
To meet demanding operating conditions, we support a wide range of premium thread connections, including XT (XT39 / XT54), Tenaris Hydril Wedge 513 / 511, PH6 / CS / BLUE, New VAM, VAM TOP, VAM FJL, JFE BEAR, JFE FOX, PAC, and other profiles widely used in offshore and high-pressure drilling operations.
Frequently Asked Questions
We offer free consultation to solve your problem
Need Assistance?
We're here to help.
Contact Phone
Contact Email
sales@unionleverofs.com
ofs@unionlever.com
Warehouse & Shipping
Our inventory, warehouse operation, packaging, and loading procedures ensure safe, fast, and reliable delivery worldwide.
Related Products
Building upon more than a decade of field experience, Unionlever OFS offers a comprehensive portfolio covering downhole drilling tools, fishing tools, handling tools, well control equipment, cementing tools, and solid-control systems.
undefined
Interested in Our Products
Enter your contact information and we will contact you as soon as possible
Didn't find what you're looking for?
Our engineering and supply team is ready to help you identify the right tools or develop customized solutions for your projects.
Product Consultation & Matching
Get expert guidance to identify the most suitable tools based on your well conditions, application needs, and project requirements.
Technical Advice & Application Support
Receive technical recommendations, application insights, and configuration advice to ensure safe and efficient operations.
Tailored Engineering or Custom Requests
Share your drawings, photos, or special requirements-we help source or manufacture tools tailored to your exact specifications.
Flexible supply & Global Delivery
Benefit from flexible sourcing options and reliable worldwide delivery supported by our strong supply chain network.
Unionlever Oilfield Equipment Co., Limited
A Member of
Unionlever International Group Limited
(Established Since 2010)
"To be a globally trusted leader in oilfield equipment and integrated supply solutions."
Quick Subscribe
Stay informed about our latest offers and inventory updates.
Telephone：
WhatsApp：
E-mail：
在线客服添加返回顶部
右侧在线客服样式 1,2,3 1
图片alt标题设置： Unionlever Oilfield Equipment Co., Limited
表单验证提示文本： Content cannot be empty!
循环体没有内容时： Sorry,no matching items were found.
CSS / JS 文件放置地