
Quality Engineered Components
Engineered products for the oil, gas, petrochemical and process industries
TUBE TURNS® Products has been engineering excellence since 1927. Our comprehensive portfolio includes quick opening closures, specialty piping components, and custom-engineered solutions designed to meet the most demanding industrial applications.
Oil & Gas
Critical components for upstream, midstream, and downstream operations
Petrochemical
Engineered solutions for chemical processing and storage facilities
Process Industries
Specialty components for manufacturing and processing facilities
Power Generation
High-pressure components for power plants and energy facilities
Quick Opening Closures
Our comprehensive range of quick opening closures and manways provide safe, efficient access for inspection, maintenance, and cleaning operations in vessels and pipelines.
TOOL-LESS® Closures
The latest innovation in 'internal door' style quick opening closures. TOOL-LESS® operation is smooth and direct - even the largest unit can be opened or closed in seconds by one person. Satisfies ASME B31.3, B31.4, B31.8, and Section VIII, Div. 1 requirements.
Key Features:
- One-person operation in seconds
- Internal door design for smooth operation
- ASME code compliant
- Proven stress calculations and FEA verified
- Available in Carbon Steel, Stainless Steel, and other alloys
- Multiple elastomer seal options

Ultra-High Pressure Closures
Engineered for the most demanding high-pressure applications in oil, gas, and petrochemical industries. These closures provide exceptional sealing performance and safety features for critical operations.
Key Features:
- Ultra-high pressure ratings
- Enhanced safety mechanisms
- Precision engineered sealing
- Heavy-duty construction
- Custom pressure specifications available

Yoke Style Closures
Compact single and double bolt yoke style closures are functional in design. Features forged hub, hinged blanking head, split-yoke clamps, operating bolts, and self-energizing O-ring gasket for reliable sealing.
Key Features:
- Compact, functional design
- Single and double bolt options
- Forged hub construction
- Self-energizing O-ring gasket
- ASME code compliance
- Multiple material options available

Threaded Closures
Precision CNC-machined threaded closures from 2" through 42" in ANSI class 150 through 900. Features integrated pressure warning devices and heavy-duty hinging hardware with adjustable davit mechanisms on larger sizes.
Key Features:
- Sizes 2" through 42" diameter
- ANSI class 150 through 900
- Precision CNC machining
- Integrated pressure warning device
- Heavy-duty hinging hardware
- ASME Section VIII, Division I compliant

T-Bolt Closures
Designed for low to medium-pressure applications. Lighter, less expensive and more convenient than blind flanges. Features thick elliptical head hinged to matching hub with self-energizing O-ring and T-bolts.
Key Features:
- Cost-effective solution
- Lighter than blind flanges
- Elliptical head design
- Self-energizing O-ring
- Low to medium pressure applications
- ASME stamping available

Specialty Piping Components
Engineered solutions for critical pipeline operations including electrical isolation, dissimilar metal joining, pig detection, and pipeline anchoring systems.
Monolithic Insulated Joints
Electrically isolate sections of pipeline to prevent corrosion caused by stray electrical currents or interference. Features insulated gasketing, dielectric compound-filled cavities, and specialized coatings.
Features:
- Electrical isolation for corrosion prevention
- Insulated gasketing prevents metal-to-metal contact
- Special dielectric compound filling
- Two-coat epoxy paint system
- Compatible with customer piping specifications
Bimetallic Transition Joints
Prefabricated, non-separable, metallurgically bonded joints for field butt welding of dissimilar metals. Over 40 years of experience with sizes 1/2" to 36" diameter in various stainless steels and aluminum alloys.
Features:
- Metallurgically bonded construction
- 40+ years manufacturing experience
- Sizes 1/2" to 36" diameter
- Stainless steel to aluminum joining
- Cryogenic service to -320°F
- Pressures from vacuum to 6,000+ psi
Pig Signaler
Intrusive pig signaler can be installed at pre-determined intervals on pipelines to detect the passage of cast polyurethane or spherical type pigs. Trigger extends into pipeline and activates signaling mechanism.
Features:
- Intrusive design for reliable detection
- Compatible with polyurethane and spherical pigs
- Immediate signaling activation
- Welded boss fitting installation
- Pre-determined interval placement
Anchor Forgings
Custom designed for immobilization of high pressure pipelines and restraining pipe movement where uncontrolled thrust could damage equipment. Stress calculations provided per ASME Section VIII, Division 1, Appendix 2.
Features:
- Custom designed for each application
- High pressure pipeline immobilization
- Thrust restraint capabilities
- ASME stress calculations provided
- Most economical dimensions
Swivel Ring Flange
Engineered for applications requiring rotational flexibility in pipeline connections. Provides reliable sealing while allowing controlled rotation for installation and maintenance access.
Features:
- Rotational flexibility
- Reliable sealing performance
- Installation and maintenance benefits
- Custom specifications available
Swel-Plug®
Specialized pipeline plugging systems designed for temporary or permanent pipeline isolation. Engineered for reliable sealing and easy installation in various pipeline configurations.
Features:
- Temporary or permanent isolation
- Reliable sealing performance
- Easy installation process
- Various pipeline configurations
- Custom specifications available
See Our Facility in Action
Take a virtual tour of our manufacturing facilities and see how our products are engineered and manufactured to the highest standards.
Technical Resources & Support
Access technical documentation, application data sheets, and engineering support to help specify the right products for your applications.
Literature & Data Sheets
Download technical specs, application data sheets, and product literature.
View LiteraturePipe Fitters Manual
Comprehensive reference guide for pipe fitting and installation best practices.
Get yours nowParts & Services
Replacement parts, repair services, and maintenance support for our products.
View ServicesCustom Engineering Solutions
Our experienced engineering team collaborates with customers from concept to production, ensuring each component delivers optimal performance, durability, and value for your specific requirements.
Custom Design
Tailored solutions for unique applications
Stress Analysis
Comprehensive engineering calculations
Code Compliance
ASME and industry standard compliance
Need a Quote?
Let our experienced sales staff prepare a proposal for your requirements. Contact us today for technical consultation and pricing information.
Phone
+1 (502) 774-6011Engineered Excellence Since 1927
Partner with Sypris TUBE TURNS® and let us deliver value to your operation with nearly a century of engineering excellence in specialty piping components.