Houston is one of the world’s leading industrial and energy hubs, making it a major market for high-quality instrumentation and process piping components. Industries such as oil and gas, petrochemical processing, power generation, chemical manufacturing, offshore exploration, LNG facilities, and hydraulic systems rely on durable tube fittings that can withstand high pressure, extreme temperatures, and corrosive environments. Carbon Steel ASTM Tube Fittings Manufacturer Houston is a highly searched term by buyers looking for dependable products that meet international quality standards.
Mcneil Saudi Arabia is a trusted manufacturer, supplier, and exporter of premium-quality Carbon Steel ASTM Tube Fittings for customers in Houston and worldwide. Our extensive product portfolio includes Carbon Steel ASTM A105 Tube Fittings in Houston, Carbon Steel ASTM A234 WPB Tube Fittings in Houston, Carbon Steel ASTM A234 WP11 Tube Fittings in Houston, Carbon Steel ASTM A234 WP22 Tube Fittings in Houston, and Carbon Steel ASTM A234 WP91 Tube Fittings in Houston. Each grade is designed for specific pressure, temperature, and industrial requirements, ensuring reliable performance in demanding applications.
Manufactured using advanced production techniques and strict quality control procedures, our carbon steel tube fittings deliver leak-proof performance, excellent dimensional accuracy, superior strength, and long service life. Available in multiple configurations such as elbows, tees, unions, adapters, reducers, connectors, ferrule fittings, and instrumentation fittings, they are suitable for both standard and customized industrial systems.
Whether you require fittings for refinery projects, offshore drilling operations, petrochemical plants, or instrumentation pipelines in Houston, Mcneil Saudi Arabia offers ASTM-compliant solutions backed by competitive pricing, global export capabilities, and timely delivery.
Carbon Steel ASTM Tube Fittings Supplier in Houston
Houston is home to thousands of industrial facilities that require dependable tube fittings capable of performing under challenging operating conditions. Carbon Steel ASTM Tube Fittings are widely used because of their excellent mechanical strength, high-pressure resistance, and cost-effectiveness compared to many alloy materials.
As a leading Carbon Steel ASTM Tube Fittings Supplier in Houston, Mcneil Saudi Arabia provides an extensive range of instrumentation tube fittings manufactured according to ASTM, ASME, ANSI, and international quality standards. Every fitting is designed to ensure safe, leak-free connections in hydraulic, pneumatic, instrumentation, and process piping systems.
Our product range includes:
- Male Connectors
- Female Connectors
- Union Connectors
- Union Elbows
- Union Tees
- Bulkhead Unions
- Reducing Unions
- Tube Adapters
- Tube Plugs
- Tube Caps
- Branch Tees
- Cross Fittings
- Compression Tube Fittings
- Single Ferrule Tube Fittings
- Double Ferrule Tube Fittings
We serve numerous industries across Houston, including:
- Oil & Gas
- Petrochemical Plants
- LNG Facilities
- Refineries
- Offshore Platforms
- Power Generation
- Chemical Processing
- Marine Engineering
- Instrumentation Systems
- EPC Contractors
With a strong export network and strict adherence to international manufacturing standards, we ensure every order reaches our Houston customers on time while maintaining exceptional product quality.
What are Carbon Steel ASTM Tube Fittings?
Carbon Steel ASTM Tube Fittings are precision-engineered components used to connect, terminate, branch, or redirect tubing systems carrying liquids, gases, steam, and chemicals. These fittings create secure, leak-proof joints while maintaining pressure integrity in industrial piping systems.
Manufactured according to ASTM specifications, these fittings are designed to provide excellent mechanical strength, durability, and compatibility with high-pressure applications. Carbon steel offers an ideal combination of affordability and performance, making it one of the most commonly used materials in industrial piping.
Benefits of Carbon Steel ASTM Tube Fittings
- High mechanical strength
- Excellent pressure resistance
- Superior durability
- Reliable leak-proof sealing
- Long operational life
- Easy installation
- Cost-effective solution
- Excellent dimensional accuracy
- High vibration resistance
- Suitable for harsh industrial environments
Because of these advantages, Carbon Steel ASTM Tube Fittings are extensively used throughout Houston’s industrial sector.
Common Connection Types
Carbon steel tube fittings are available in several connection options, including:
- Compression fittings
- Double ferrule fittings
- Single ferrule fittings
- Threaded fittings
- Welded fittings
- Instrumentation fittings
Each connection type is selected based on operating pressure, temperature, media compatibility, and maintenance requirements.
Carbon Steel ASTM Tube Fittings Grades Available in Houston
Different industrial applications require different carbon steel grades depending on operating conditions. Mcneil Saudi Arabia manufactures and supplies multiple ASTM grades to meet the diverse needs of Houston’s energy and industrial sectors.
Carbon Steel ASTM A105 Tube Fittings in Houston
Carbon Steel ASTM A105 Tube Fittings are among the most widely used forged carbon steel fittings for ambient and high-temperature service. This grade is specifically designed for pressure-containing components and offers excellent strength, toughness, and machinability.
ASTM A105 tube fittings are widely used in refineries, chemical plants, oil and gas pipelines, and instrumentation systems where dependable pressure performance is essential. Their excellent weldability and compatibility with various industrial fluids make them a preferred choice for engineers and maintenance professionals.
Features of ASTM A105 Tube Fittings
- Forged carbon steel construction
- Excellent mechanical properties
- High-pressure capability
- Superior machinability
- Good weldability
- Excellent impact resistance
- Long service life
- Reliable leak-proof performance
Typical Applications
- Oil Refineries
- Natural Gas Processing
- Petrochemical Plants
- Hydraulic Systems
- Steam Lines
- Industrial Instrumentation
- Power Generation Facilities
- Process Pipelines
Because of their durability and affordability, Carbon Steel ASTM A105 Tube Fittings continue to be one of the most popular choices for industrial installations throughout Houston.
Carbon Steel ASTM A234 WPB Tube Fittings in Houston
Carbon Steel ASTM A234 WPB Tube Fittings are manufactured from wrought carbon steel and are widely used for moderate and high-temperature pressure piping systems. This grade is known for its excellent toughness, strength, and weldability, making it suitable for demanding industrial applications.
Houston’s refinery, petrochemical, and offshore industries frequently select ASTM A234 WPB tube fittings because they provide reliable performance in pressure piping systems while maintaining cost efficiency.
Advantages of ASTM A234 WPB Tube Fittings
- Excellent weldability
- High tensile strength
- Good ductility
- Superior dimensional accuracy
- High pressure resistance
- Excellent fatigue strength
- Cost-effective performance
- Long operational lifespan
Common Industrial Uses
- Petrochemical Plants
- Refineries
- LNG Facilities
- Offshore Platforms
- Power Stations
- Pipeline Construction
- Process Equipment
- Chemical Manufacturing
Available in various configurations such as elbows, tees, reducers, adapters, unions, and compression fittings, Carbon Steel ASTM A234 WPB Tube Fittings are designed to deliver secure, leak-free performance in critical industrial systems across Houston.
Carbon Steel ASTM A234 WP11 Tube Fittings in Houston
Carbon Steel ASTM A234 WP11 Tube Fittings are manufactured from low-alloy chromium-molybdenum steel and are specifically designed for elevated temperature and high-pressure services. The addition of chromium and molybdenum significantly improves oxidation resistance, heat resistance, and creep strength compared to conventional carbon steel grades. These properties make ASTM A234 WP11 an ideal choice for critical industrial operations in Houston, where reliability under demanding conditions is essential.
Industries such as power generation, petrochemical processing, oil refineries, and steam distribution systems depend on Carbon Steel ASTM A234 WP11 Tube Fittings in Houston because they maintain structural integrity even under prolonged exposure to high temperatures.
Features of ASTM A234 WP11 Tube Fittings
- Chromium-molybdenum alloy steel
- Excellent high-temperature strength
- Superior oxidation resistance
- Outstanding creep resistance
- High-pressure performance
- Excellent weldability
- Long service life
- Precision-machined connections
- Leak-proof sealing
- Low maintenance requirements
Applications of ASTM A234 WP11 Tube Fittings
- Steam pipelines
- Power plants
- Heat exchangers
- Boiler systems
- Petrochemical plants
- Oil refineries
- Process piping
- Industrial furnaces
- High-temperature instrumentation systems
For industries operating under elevated temperatures in Houston, ASTM A234 WP11 tube fittings provide an ideal combination of durability, safety, and long-term performance.
Carbon Steel ASTM A234 WP22 Tube Fittings in Houston
Carbon Steel ASTM A234 WP22 Tube Fittings are manufactured from chromium-molybdenum alloy steel with higher chromium content than WP11. This provides enhanced corrosion resistance, excellent thermal stability, and improved strength under elevated temperatures.
Houston’s refinery and petrochemical industries rely on Carbon Steel ASTM A234 WP22 Tube Fittings in Houston for applications involving superheated steam, chemical processing, and high-pressure piping systems. Their excellent resistance to oxidation and thermal fatigue ensures reliable performance in demanding environments.
Advantages of ASTM A234 WP22 Tube Fittings
- High-temperature resistance
- Improved corrosion resistance
- Excellent creep strength
- Superior pressure handling
- Outstanding durability
- Long operational life
- Reliable sealing performance
- Easy installation
- Excellent machinability
- High dimensional accuracy
Typical Applications
- Refinery piping
- Petrochemical processing
- High-pressure steam systems
- Thermal power stations
- Boiler installations
- Chemical processing units
- Offshore oil platforms
- Industrial process equipment
These tube fittings are widely used in Houston industries that require exceptional performance in extreme operating conditions.
Carbon Steel ASTM A234 WP91 Tube Fittings in Houston
Carbon Steel ASTM A234 WP91 Tube Fittings represent one of the most advanced alloy steel grades used in high-temperature and high-pressure piping systems. Containing chromium, molybdenum, and vanadium, WP91 offers exceptional creep strength, oxidation resistance, and long-term thermal stability.
Industries requiring continuous operation under severe conditions choose Carbon Steel ASTM A234 WP91 Tube Fittings in Houston for their superior reliability and extended service life.
Features of ASTM A234 WP91 Tube Fittings
- Exceptional creep resistance
- Superior tensile strength
- Excellent oxidation resistance
- Outstanding thermal stability
- High fatigue resistance
- Long service life
- Excellent pressure capability
- Reliable leak-proof sealing
- Low maintenance
- High durability
Industrial Applications
- Supercritical power plants
- Combined-cycle power stations
- Petrochemical plants
- High-pressure steam pipelines
- Refineries
- Heat recovery systems
- Offshore facilities
- Industrial processing plants
For Houston’s energy sector, ASTM A234 WP91 tube fittings are an excellent solution where safety, efficiency, and long-term performance are critical.
Comparison Between ASTM A105, A234 WPB, WP11, WP22 & WP91 Tube Fittings
| Grade | Material Type | Temperature Resistance | Pressure Capability | Weldability | Common Applications |
|---|---|---|---|---|---|
| ASTM A105 | Forged Carbon Steel | Moderate | High | Excellent | Oil & Gas, Instrumentation |
| ASTM A234 WPB | Wrought Carbon Steel | Moderate to High | High | Excellent | Refineries, Pipelines |
| ASTM A234 WP11 | Cr-Mo Alloy Steel | High | Very High | Good | Steam Systems, Power Plants |
| ASTM A234 WP22 | Cr-Mo Alloy Steel | Very High | Very High | Good | Petrochemical, Boilers |
| ASTM A234 WP91 | Advanced Alloy Steel | Extremely High | Excellent | Good | Supercritical Power Plants |
Types of Carbon Steel ASTM Tube Fittings
Mcneil Saudi Arabia manufactures a comprehensive range of Carbon Steel ASTM Tube Fittings suitable for instrumentation, hydraulic, pneumatic, and process piping systems in Houston.
Male Connector
Provides secure threaded connections between tubing and equipment.
Female Connector
Designed to connect tubes to male-threaded components while maintaining leak-proof performance.
Union
Allows quick disconnection without disturbing the entire tubing system.
Union Elbow
Changes flow direction by 90 degrees while providing easy maintenance access.
Union Tee
Branches tubing into three directions with secure compression sealing.
Bulkhead Union
Used for passing tubing through panels or equipment walls.
Reducing Union
Connects tubing of different outside diameters efficiently.
Tube Adapter
Converts one thread type or tubing size into another.
Tube Cap
Used to seal the end of tubing during operation or maintenance.
Tube Plug
Provides reliable closure for unused ports.
Branch Tee
Creates branch connections for instrumentation lines.
Cross
Provides four-way flow distribution in piping systems.
Compression Tube Fittings
Designed for leak-free, vibration-resistant connections without welding.
Single Ferrule Tube Fittings
Suitable for medium-pressure applications requiring simple installation.
Double Ferrule Tube Fittings
Provide superior grip, vibration resistance, and leak-proof performance in high-pressure applications.
Instrumentation Tube Fittings
Used extensively in control systems, analyzers, hydraulic equipment, and process instrumentation.
Product Specifications
| Specification | Details |
|---|---|
| Product | Carbon Steel ASTM Tube Fittings |
| Grades | ASTM A105, ASTM A234 WPB, WP11, WP22, WP91 |
| Size Range | 1/8″ to 2″ |
| Connection Type | Compression, Threaded, Welded |
| Pressure Rating | Up to 10,000 PSI (depending on design) |
| Temperature Rating | Varies by grade and application |
| Surface Finish | Pickled, Polished, Black, Zinc Coated |
| Standards | ASTM, ASME, ANSI, ISO |
Available Dimensions & Size Chart
| Tube OD | Thread Size | Pressure Class | Connection Type |
|---|---|---|---|
| 1/8″ | 1/8″ NPT | High Pressure | Compression |
| 1/4″ | 1/4″ NPT | High Pressure | Threaded |
| 3/8″ | 3/8″ NPT | High Pressure | Compression |
| 1/2″ | 1/2″ NPT | High Pressure | Double Ferrule |
| 3/4″ | 3/4″ NPT | High Pressure | Compression |
| 1″ | 1″ NPT | High Pressure | Instrumentation |
| 1-1/4″ | BSP/NPT | Industrial | Threaded |
| 1-1/2″ | BSP/NPT | Industrial | Welded |
| 2″ | BSP/NPT | Heavy Duty | Welded |
Chemical Composition (Typical Values)
| Element | A105 | WPB | WP11 | WP22 | WP91 |
|---|---|---|---|---|---|
| Carbon (C) | ≤0.35% | ≤0.30% | 0.05–0.15% | 0.05–0.15% | 0.08–0.12% |
| Manganese (Mn) | 0.60–1.05% | 0.29–1.06% | 0.30–0.60% | 0.30–0.60% | 0.30–0.60% |
| Chromium (Cr) | — | — | 1.00–1.50% | 2.00–2.50% | 8.00–9.50% |
| Molybdenum (Mo) | — | — | 0.44–0.65% | 0.87–1.13% | 0.85–1.05% |
| Vanadium (V) | — | — | — | — | 0.18–0.25% |
Mechanical Properties
| Grade | Tensile Strength | Yield Strength | Elongation |
|---|---|---|---|
| ASTM A105 | 485 MPa | 250 MPa | 22% |
| ASTM A234 WPB | 415 MPa | 240 MPa | 22% |
| ASTM A234 WP11 | 415 MPa | 205 MPa | 20% |
| ASTM A234 WP22 | 415 MPa | 205 MPa | 20% |
| ASTM A234 WP91 | 585 MPa | 415 MPa | 20% |
The mechanical properties and chemical composition of these ASTM grades make them suitable for a wide range of industrial applications in Houston, from standard process piping to high-temperature power generation systems. Combined with precision manufacturing and rigorous quality control, these tube fittings deliver dependable performance, long service life, and compliance with international standards.
Key Features of Carbon Steel ASTM Tube Fittings
Carbon Steel ASTM Tube Fittings are designed to provide reliable and leak-proof performance in demanding industrial environments. Manufactured with precision engineering and high-quality raw materials, these fittings meet the requirements of industries across Houston, including oil & gas, petrochemical, power generation, chemical processing, offshore, and instrumentation.
Some of the key features include:
- Excellent mechanical strength
- High-pressure resistance
- Superior dimensional accuracy
- Leak-proof sealing performance
- Excellent vibration resistance
- Corrosion-resistant surface finish
- High-temperature capability (grade dependent)
- Long service life
- Easy installation and maintenance
- Excellent machinability and weldability
- Available in multiple end connections
- Manufactured according to ASTM, ASME, and ANSI standards
These features make Carbon Steel ASTM Tube Fittings a dependable solution for critical industrial piping systems in Houston.
Advantages of Carbon Steel ASTM Tube Fittings
Choosing the correct tube fittings is essential for ensuring operational efficiency and workplace safety. Carbon Steel ASTM Tube Fittings provide numerous benefits for industrial applications.
Excellent Strength
Carbon steel offers exceptional tensile and yield strength, allowing fittings to withstand high-pressure operating conditions.
Cost-Effective Solution
Compared to many stainless steel and nickel alloy alternatives, carbon steel tube fittings provide outstanding performance at a more economical cost.
Reliable Leak-Free Connections
Precision machining and advanced compression technology minimize leakage and ensure system reliability.
Long Operational Life
Properly manufactured fittings resist wear, vibration, and pressure fluctuations, reducing maintenance requirements.
Wide Temperature Range
Grades such as ASTM A234 WP11, WP22, and WP91 are suitable for elevated-temperature applications.
Easy Installation
Compression fittings eliminate the need for complex welding in many applications, reducing installation time.
Excellent Availability
A wide range of sizes, configurations, and grades are readily available to meet project requirements.
Global Standard Compliance
Manufactured according to ASTM, ASME, ANSI, and international quality standards.
Industrial Applications in Houston
Houston is recognized as one of the largest energy and manufacturing hubs in North America. Carbon Steel ASTM Tube Fittings are used extensively throughout the city’s industrial infrastructure.
Oil & Gas Industry
Oil exploration, drilling platforms, production facilities, and transmission pipelines rely on carbon steel tube fittings for high-pressure instrumentation and fluid handling systems.
Petrochemical Plants
Petrochemical facilities require durable fittings capable of handling aggressive process fluids, elevated temperatures, and continuous operation.
Oil Refineries
Houston’s refineries use ASTM A105, WPB, WP11, WP22, and WP91 tube fittings for steam lines, fuel systems, instrumentation, and process control piping.
LNG Facilities
Liquefied Natural Gas terminals require secure, leak-proof tube fittings for cryogenic and high-pressure systems.
Power Generation
Power plants utilize chromium-molybdenum alloy grades such as WP11, WP22, and WP91 for high-temperature steam applications.
Chemical Processing
Chemical plants depend on precision tube fittings for process control, instrumentation, and chemical transfer systems.
Offshore Platforms
Offshore oil rigs require highly reliable fittings capable of operating under harsh environmental conditions.
Hydraulic Systems
Hydraulic equipment operates under extremely high pressures, making precision-engineered compression fittings essential.
Marine Industry
Shipbuilding and marine engineering projects require corrosion-resistant and high-strength tubing connections.
Instrumentation Systems
Instrumentation tube fittings are widely used for pressure gauges, analyzers, transmitters, sampling systems, and control panels.
Why Choose Mcneil Saudi Arabia?
Mcneil Saudi Arabia is a trusted manufacturer, supplier, and exporter of premium Carbon Steel ASTM Tube Fittings serving customers in Houston and worldwide. Our commitment to quality, innovation, and customer satisfaction has made us a preferred partner for industries requiring dependable tubing solutions.
Extensive Product Range
We manufacture tube fittings in ASTM A105, ASTM A234 WPB, WP11, WP22, and WP91 grades to suit a wide variety of industrial applications.
International Manufacturing Standards
All products are manufactured in accordance with ASTM, ASME, ANSI, and ISO standards, ensuring consistent quality and compatibility.
Superior Quality Assurance
Each fitting undergoes rigorous inspection and testing to verify dimensional accuracy, mechanical strength, and pressure performance.
Global Export Capability
We supply Carbon Steel ASTM Tube Fittings to Houston and numerous international markets with reliable logistics and secure packaging.
Competitive Pricing
Our efficient manufacturing processes enable us to offer high-quality products at competitive prices without compromising quality.
Custom Manufacturing
Custom sizes, thread configurations, pressure ratings, and special requirements can be manufactured to meet project-specific needs.
Technical Expertise
Our experienced engineering team assists customers in selecting the appropriate ASTM grade and fitting configuration for their applications.
Quality Assurance & Testing
Quality is a top priority at Mcneil Saudi Arabia. Every Carbon Steel ASTM Tube Fitting is manufactured and tested to ensure compliance with international standards and customer specifications.
Our quality control procedures include:
- Positive Material Identification (PMI)
- Hydrostatic Testing
- Pneumatic Pressure Testing
- Dimensional Inspection
- Visual Examination
- Hardness Testing
- Chemical Composition Analysis
- Mechanical Property Testing
- Thread Inspection
- Surface Finish Inspection
- Third-Party Inspection (on request)
- Documentation and Material Test Certificates (MTC)
These testing procedures help ensure reliable performance in critical industrial applications throughout Houston.
Packaging & Export
Proper packaging is essential to maintain product quality during transportation and storage. Mcneil Saudi Arabia follows international export packaging standards to ensure safe delivery.
Packaging options include:
- Export-quality wooden boxes
- Wooden pallets
- Corrugated cartons
- Bubble wrapping
- Moisture-resistant packaging
- Plastic end caps
- Custom labeling
- Heat-treated export packaging
- Containerized shipping
Our logistics team coordinates timely shipments to Houston while ensuring products arrive in excellent condition.
Industries We Serve in Houston
Our Carbon Steel ASTM Tube Fittings are supplied to a broad range of industries, including:
- Oil & Gas
- Petrochemical
- Chemical Processing
- Refineries
- Offshore Engineering
- LNG Facilities
- Power Generation
- Water Treatment
- Marine & Shipbuilding
- Pharmaceutical Manufacturing
- Food Processing
- Pulp & Paper
- EPC Contractors
- Instrumentation & Automation
- Hydraulic Equipment Manufacturers
Frequently Asked Questions (FAQs)
1. What are Carbon Steel ASTM Tube Fittings?
Carbon Steel ASTM Tube Fittings are components used to connect, terminate, or redirect tubing systems in industrial applications while ensuring leak-proof performance.
2. What is the difference between ASTM A105 and ASTM A234 WPB?
ASTM A105 is a forged carbon steel grade commonly used for pressure-containing components, whereas ASTM A234 WPB is a wrought carbon steel grade typically used for piping fittings in moderate and high-temperature services.
3. Where are ASTM A234 WP11 Tube Fittings used?
They are widely used in power plants, steam pipelines, refineries, boilers, and high-temperature industrial processing systems.
4. Why choose ASTM A234 WP22 Tube Fittings?
WP22 provides improved heat resistance and corrosion performance, making it suitable for high-temperature refinery and petrochemical applications.
5. What are the advantages of ASTM A234 WP91 Tube Fittings?
WP91 offers excellent creep strength, thermal stability, and oxidation resistance, making it ideal for supercritical power plants and high-pressure steam systems.
6. Which industries in Houston use Carbon Steel ASTM Tube Fittings?
Major users include oil & gas, petrochemical, refining, LNG, offshore, power generation, marine, hydraulic, and chemical processing industries.
7. What connection types are available?
Compression, threaded, welded, single ferrule, double ferrule, and instrumentation tube fittings are available.
8. Are custom sizes available?
Yes. Custom sizes, end connections, pressure ratings, and material specifications can be manufactured based on project requirements.
9. Do your products comply with international standards?
Yes. Our tube fittings are manufactured according to ASTM, ASME, ANSI, and other applicable international standards.
10. Do you export Carbon Steel ASTM Tube Fittings to Houston?
Yes. Mcneil Saudi Arabia supplies and exports Carbon Steel ASTM Tube Fittings to customers in Houston and other global industrial markets with secure packaging and timely delivery.
Conclusion
As one of the leading industrial centers in the United States, Houston demands reliable piping components capable of performing in high-pressure, high-temperature, and corrosive environments. Carbon Steel ASTM Tube Fittings manufactured from ASTM A105, ASTM A234 WPB, ASTM A234 WP11, ASTM A234 WP22, and ASTM A234 WP91 provide the strength, durability, and performance required for critical applications across oil & gas, petrochemical, refinery, LNG, power generation, offshore, and chemical processing industries.
Mcneil Saudi Arabia is committed to delivering high-quality Carbon Steel ASTM Tube Fittings Manufacturer Houston solutions that meet international standards and the expectations of industrial buyers. With advanced manufacturing capabilities, comprehensive quality testing, a broad product portfolio, competitive pricing, and reliable global exports, we are your trusted partner for premium tube fittings. Whether you need standard or customized instrumentation and compression tube fittings, our team is ready to provide solutions tailored to your project requirements in Houston and beyond.
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