MP35N,MP35N Fittings,UNS R30035,E FORU

British Specs:，American Specs:AMS 5844 VIM VAR Bar AMS 5845 VIM VAR Bar AMS 5758 VIM VAR Bar，German Specs:

### Technical Data Sheet: MP35N / MP35N Fittings / UNS R30035 **Cobalt-Nickel-Chromium-Molybdenum Superalloy Fittings** --- ### 1. Product Overview **MP35N Fittings** (UNS R30035) are precision-engineered components manufactured from the advanced cobalt-nickel-chromium-molybdenum superalloy, strengthened through cold working and aging treatments. These fittings offer an exceptional combination of **ultra-high strength** (up to 2200 MPa), excellent corrosion resistance, and non-magnetic properties, making them ideal for critical piping systems in medical, aerospace, and oil and gas industries where reliability in demanding environments is paramount. --- ### 2. Chemical Composition (Weight %) | Element | Content (%) | Key Characteristics | |---------|-------------|---------------------| | **Cobalt (Co)** | 35.0 | Matrix element providing strength and corrosion resistance | | **Nickel (Ni)** | 35.0 | Austenitic structure and corrosion resistance | | **Chromium (Cr)** | 20.0 | Oxidation and corrosion resistance | | **Molybdenum (Mo)** | 10.0 | Strength enhancement and corrosion resistance | | **Titanium (Ti)** | 1.0 | Precipitation strengthening | | **Iron (Fe)** | ≤ 1.0 | Residual element | | **Manganese (Mn)** | ≤ 0.15 | Residual element | | **Silicon (Si)** | ≤ 0.15 | Residual element | | **Carbon (C)** | ≤ 0.025 | Controlled for carbide formation | --- ### 3. Physical Properties | Property | Value | |----------|-------| | **Density** | 8.43 g/cm³ (0.304 lb/in³) | | **Melting Range** | 1315–1440°C (2400–2625°F) | | **Thermal Conductivity** | 12.9 W/m·K at 100°C | | **Mean CTE (20-100°C)** | 12.8 µm/m·°C | | **Electrical Resistivity** | 1.04 µΩ·m at 25°C | | **Magnetic Permeability** | Essentially non-magnetic (μ < 1.002) | --- ### 4. Mechanical Properties **Solution Annealed Condition:** - **Tensile Strength**: 800–1000 MPa (116–145 ksi) - **Yield Strength (0.2% Offset)**: 380–550 MPa (55–80 ksi) - **Elongation**: 50–60% - **Hardness**: 90–100 HRB **Cold Worked + Aged Condition:** - **Tensile Strength**: 1900–2200 MPa (276–319 ksi) - **Yield Strength (0.2% Offset)**: 1790–2000 MPa (260–290 ksi) - **Elongation**: 8–12% - **Hardness**: 50–55 HRC **Pressure-Temperature Ratings:** - **Maximum Working Pressure**: Varies with fitting size and configuration - **Temperature Range**: -250°C to +425°C (-420°F to +800°F) - **Excellent creep and stress rupture properties** --- ### 5. Product Range & Specifications **Available Fitting Types:** - **Elbows**: 45°, 90°, 180° - **Tees**: Equal and Reducing - **Reducers**: Concentric and Eccentric - **Caps** and **Stub Ends** - **Crosses** and **Laterals** - **Union** and **Coupling** fittings **Size Range:** - **Diameter**: 1/8" to 4" NPS - **Wall Thickness**: Schedule 5S to XXS - **Connection Types**: Buttweld, Socket Weld, Threaded **Standards Compliance:** - **ASME B16.9**: Factory-Made Wrought Buttwelding Fittings - **ASME B16.11**: Forged Steel Fittings, Socket-Welding and Threaded - **ASME B16.28**: Wrought Steel Buttwelding Short Radius Elbows and Returns - **MSS SP-43**: Wrought Stainless Steel Buttwelding Fittings --- ### 6. Applications **Medical & Pharmaceutical:** - High-purity gas delivery systems - Pharmaceutical processing equipment - Medical gas distribution systems - Implantable device manufacturing equipment **Aerospace & Defense:** - Aircraft hydraulic systems - Fuel system components - Instrumentation piping - Environmental control systems **Oil & Gas Industry:** - Downhole instrumentation - Chemical injection systems - Subsea control systems - Corrosive service applications **Industrial Applications:** - Chemical processing equipment - High-pressure instrumentation - Marine and offshore systems - Semiconductor manufacturing equipment --- ### 7. International Standards | Standard Type | Standard Number | Specification | |---------------|-----------------|---------------| | **UNS** | R30035 | Material designation | | **AMS** | 5844 | Bar and forgings (base material) | | **ASTM** | F562 | Wrought cobalt-nickel alloy | | **ISO** | 5832-6 | Implants for surgery | | **ASME** | - | Code case applications | --- ### 8. Fabrication & Installation **Manufacturing Methods:** - Hot forging and precision machining - Investment casting for complex geometries - CNC machining from bar stock - Special forming processes **Installation Guidelines:** - **Proper Alignment**: Critical during installation - **Support Requirements**: Adequate for system weight - **Thermal Expansion**: Allow for proper clearance - **Cleaning**: Essential for medical applications **Joint Preparation:** - **Butt Weld Ends**: Prepared per ASME B16.25 - **Socket Weld**: Proper clearance essential - **Threaded**: NPT threads standard --- ### 9. Quality Assurance **Testing & Certification:** - Material traceability documentation - Dimensional verification per applicable standards - Liquid penetrant or magnetic particle inspection - Pressure testing as required - PMI (Positive Material Identification) verification **Quality Standards:** - ISO 9001:2015 certified manufacturing - NADCAP accredited testing - ASME Quality System Certificate - PED 2014/68/EU certified **Documentation:** - Mill Test Certificate EN 10204 3.1/3.2 - Material Test Reports - Heat Treatment Records - Non-Destructive Testing Reports --- ### 10. Technical Advantages - **Ultra-high strength** in pressure applications - **Excellent corrosion resistance** in harsh environments - **Non-magnetic properties** - **Good fatigue resistance** in cyclic service - **Biocompatible** for medical applications - **Maintains mechanical properties** in corrosive media - **Reliable performance** in critical systems --- ### 11. Special Considerations **Medical Applications:** - Ultra-clean processing requirements - Special packaging for sterile applications - Full traceability documentation - Biocompatibility certification **Pressure-Temperature Ratings:** - Consult manufacturer for specific ratings - Ratings vary with fitting size and configuration - Consider thermal expansion in system design --- **Note:** MP35N Fittings offer exceptional performance for high-pressure, corrosive service applications where conventional materials are inadequate. All fittings are supplied with full material certification and are manufactured according to applicable international standards. Custom configurations and special requirements are available upon request. Consult with our engineering team for specific application recommendations and technical support.

Packing of Standard Packing: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 2282 gallon liquid totes Special package is available on request.