ASTM B394 R04200 Niobium Fittings Manufacturer & Supplier
ASTM B394 R04200 Niobium Fittings are high-purity corrosion-resistant piping components manufactured from Pure Niobium UNS R04200 for demanding chemical processing, aerospace, electronics, and high-temperature applications. These fittings offer excellent ductility, weldability, oxidation resistance, and outstanding performance in aggressive environments where conventional alloys may fail.
ASTM B394 R04200 Niobium Fittings
ASTM B394 R04200 Niobium Fittings are engineered for industries that require exceptional corrosion resistance, excellent fabrication properties, and reliable performance at elevated temperatures. Manufactured from commercially pure niobium, these fittings are widely used in chemical processing, semiconductor manufacturing, vacuum systems, research laboratories, aerospace, and nuclear industries where material purity and performance are critical.
As an experienced ASTM B394 R04200 Niobium Fittings Manufacturer, we supply precision-manufactured fittings that meet international quality standards. Every fitting undergoes strict inspection to ensure dimensional accuracy, mechanical integrity, and consistent performance in demanding service conditions.
Our product range includes R04200 Niobium Fittings manufactured according to ASTM specifications and international dimensional standards, ensuring easy installation and long service life across various piping systems.
What are ASTM B394 R04200 Niobium Fittings?
ASTM B394 Niobium Fittings are piping components manufactured from Pure Niobium UNS R04200, a commercially pure grade known for its remarkable corrosion resistance and excellent workability.
The ASTM B394 specification covers niobium products with controlled chemical composition and mechanical properties suitable for fabrication into high-performance piping systems.
Compared to many stainless steels and nickel alloys, UNS R04200 Pipe Fittings provide:
- Excellent resistance to corrosive chemicals
- Outstanding ductility and formability
- Superior weldability
- High melting temperature
- Excellent oxidation resistance
- Low contamination characteristics for high-purity applications
- Long service life with minimal maintenance
These advantages make ASTM B394 Type 1 Niobium Fittings an ideal choice for critical industrial applications.

Features of Pure Niobium UNS R04200 Fittings
Our Pure Niobium UNS R04200 Fittings are selected for applications where reliability and material purity are essential.
Key Features
- Excellent corrosion resistance
- High purity material
- Outstanding ductility
- Easy fabrication
- Superior weldability
- Excellent oxidation resistance
- High melting point
- Long operational life
- Low maintenance
- Accurate dimensions
- Leak-proof performance
- Excellent surface finish
These properties make ASTM B394 R04200 Niobium Fittings suitable for both standard and highly specialized industrial environments.
Types of ASTM B394 R04200 Niobium Fittings We Supply
We manufacture and supply a complete range of ANSI B16.9 Niobium Fittings suitable for industrial piping systems.
ASTM B394 R04200 Niobium 90 Degree Elbow
Designed to change pipeline direction while maintaining smooth flow characteristics. The ASTM B394 R04200 Niobium 90 Degree Elbow offers high corrosion resistance and excellent dimensional accuracy.
UNS R04200 Niobium Equal Tee
The UNS R04200 Niobium Equal Tee allows efficient branch connections in piping systems while maintaining balanced flow distribution.
ASTM B394 Niobium Concentric Reducer
The ASTM B394 Niobium Concentric Reducer connects pipes of different diameters while ensuring smooth fluid transition with minimal pressure loss.
Pure Niobium R04200 Stub Ends
Pure Niobium R04200 Stub Ends are commonly used with lap joint flanges, making maintenance and inspection easier while maintaining corrosion resistance.
Additional fittings include:
- Long Radius Elbows
- Short Radius Elbows
- Equal Tee
- Reducing Tee
- Cross
- End Caps
- Pipe Bends
- Eccentric Reducers
- Concentric Reducers
- Stub Ends


ASTM B394 R04200 Niobium Fittings Specifications
| Specification | Details |
| Material | Pure Niobium |
| Grade | UNS R04200 |
| Standard | ASTM B394 |
| Type | ASTM B394 Type 1 Niobium Fittings |
| Product Forms | Elbows, Tees, Reducers, Stub Ends, Caps, Crosses |
| Size Range | ½” NB to 48″ NB |
| Pressure Rating | SCH 10 to SCH XXS |
| Manufacturing | Seamless & Welded |
| Standards | ANSI B16.9, MSS SP-43, ASME B16.28 |
| Surface Finish | Pickled, Polished, Machined, Bright |
Mechanical Properties Chart
| Property | Value |
| Tensile Strength | 275 MPa (Minimum) |
| Yield Strength | 170 MPa (Minimum) |
| Elongation | 20% (Minimum) |
| Hardness | 90 HRB (Maximum) |
| Modulus of Elasticity | 105 GPa |
ASTM B394 Niobium Fittings Weight Chart
The following chart provides approximate weights for commonly used ASTM B394 Type 1 Niobium Fittings reference. Actual weights may vary depending on dimensions and schedules.
| Fitting Type | Size | Approx. Weight (kg) |
| 90° Elbow | ½” | 0.12 |
| 90° Elbow | 1″ | 0.32 |
| Equal Tee | 1″ | 0.42 |
| Concentric Reducer | 2″ × 1″ | 0.65 |
| Stub End | 2″ | 0.55 |
| End Cap | 2″ | 0.38 |
| Equal Tee | 3″ | 1.25 |
| 90° Elbow | 4″ | 2.15 |
Physical Properties Chart
| Property | Value |
| Density | 8.57 g/cm³ |
| Melting Point | 2477°C |
| Coefficient of Thermal Expansion | 7.3 x 10⁻⁶ /°C |
| Thermal Conductivity | 53.7 W/m·K |
| Electrical Resistivity | 152 nΩ·m |
| Modulus of Rigidity | 38.5 GPa |

Applications of ASTM B394 R04200 Niobium Fittings
Because of their unique properties, ASTM B394 Niobium Fittings are widely used across numerous industries.
Industries Served
- Chemical Processing Plants
- Petrochemical Industry
- Semiconductor Manufacturing
- Aerospace Industry
- Nuclear Power Plants
- Medical Equipment Manufacturing
- Vacuum Technology
- Electronics Industry
- Research Laboratories
- High Temperature Processing
- Pharmaceutical Industry
- Specialty Metal Processing Plants
These industries rely on UNS R04200 Pipe Fittings where corrosion resistance and purity are critical requirements.
Related Niobium Fittings Grades
- ASTM B394 R04200 Niobium Fittings
- ASTM B393 R04210 Niobium Fittings
- ASTM B394 R04210 Niobium Fittings
- ASTM B394 R04251 Niobium Fittings
- ASTM B708 Niobium Fittings
- ASTM B880 R04251 Niobium Fittings
- ASTM B393 Niobium Nb-47Ti Fittings
- ASTM B391 Niobium Nb-47% Ti Fittings
- ASTM B392 R04200 Niobium Fittings
- ASTM B884 C-103 Niobium Fittings
- ASTM B392 R04251 Niobium Fittings
- ASTM B884 Nb1Zr Fittings
Why Choose Us as Your ASTM B394 R04200 Niobium Fittings Manufacturer?
Selecting the right supplier is just as important as selecting the right material. We focus on delivering products that consistently meet international standards while supporting customers with reliable technical assistance and timely deliveries.
Our advantages include:
- Experienced ASTM B394 R04200 Niobium Fittings Manufacturer
- Trusted UNS R04200 Niobium Fittings Supplier
- Premium raw materials
- Precision manufacturing
- Complete quality documentation
- Custom dimensions available
- Competitive pricing
- Fast worldwide delivery
- Secure export packaging
- Responsive technical support
Whether you require standard ANSI B16.9 Niobium Fittings or custom-engineered components, we provide solutions tailored to your application requirements.
Global Reach
ASC LLP boasts a robust global presence, committed to delivering unparalleled service and quality to clients around the world. Our dedication to prompt delivery and exceptional customer care sets us apart in the industry. Major corporations across the USA, Europe, Asia, and other regions place their trust in our high-quality ASTM B394 R04200 Niobium Fittings. This widespread trust underscores our reputation for reliability and excellence. By consistently meeting and exceeding the expectations of our international clientele, we continue to solidify our position as a leader in the global steel market.

Countries We Export To
UNITED STATES, EUROPE, UK, UAE, SAUDI ARABIA, OMAN, KUWAIT, JORDAN, QATAR, INDONESIA, MALAYSIA, BRAZIL, SPAIN, ITALY, FRANCE, GERMANY, BAHRAIN, SRI LANKA, AZERBAIJAN, AUSTRALIA, AUSTRIA, PHILIPPINES, TURKEY, RUSSIA, IRAN, IRAQ, CANADA, KOREA, JAPAN, YEMEN, FINLAND, ZIMBABWE, HUNGARY, PORTUGAL, VIETNAM, MOROCCO, THAILAND, SOUTH AFRICA, MEXICO, SINGAPORE, GREECE, KUWAIT, POLAND, NEW ZEALAND, SWEDEN, SWITZERLAND, BELGIUM, BHUTAN, BANGLADESH, TAIWAN, ROMANIA, CAMBODIA, KAZAKHSTAN, AFGHANISTAN.

