STANDARD: | ASTM B163 | Grade: | MONEL400,UNS NO4400, DIN 2.4360, ALLOY 400 |
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NDT: | ET, UT, HT, PT | TYPE: | Straight Tube , U Bend Tube , Coil Tube, Fin Tube |
Surface: | Bright, Mill, Polished | Outer Diameter: | 6.35- 609.6 Mm |
Wall Range: | 0.508AW-63.5 Mm | Max. Length: | 15m |
High Light: | Bright Seamless Nickel Copper Alloy Tube, Bright Surface Nickel Copper Alloy Tube, Monel 400 Alloy Steel Tube |
ASTM B163 Monel 400 UNS N04400 Seamless Bright Surface Nickel Copper Alloy Tube
Monel 400 is a nickel-copper alloy (approx. 67% nickel – 23% copper) that is resistant to seawater and high-temperature steam as well as salt and corrosive solutions. Alloy 400 is a solid solution alloy that can only be hardened by cold working. This nickel alloy has good corrosion resistance, weldability and high strength. It has a low corrosion rate in fast-flowing brackish or seawater, excellent resistance to stress corrosion cracking in most freshwaters, and is also resistant to a wide range of corrosive conditions, making it widely used in marine and other non-oxidizing chloride solutions.
This nickel alloy is particularly resistant to hydrochloric and hydrofluoric acids after degassing. Due to its high copper content, MONEL 400 is quickly attacked by nitric acid and ammonia systems. MONEL 400 has good mechanical properties below freezing, with service temperatures up to 1000 degrees Fahrenheit and a melting point of 2370-2460 degrees Fahrenheit. However, alloy 400 has low strength in the annealed condition, so a variety of temperatures can be used to increase strength.
Specification
Specifications | ASTM B163, B730 / ASME SB163, SB730 |
Dimensions | ASTM, ASME and API |
Size | 6.35 OD (mm) To 152 OD (mm) |
Schedule | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
Type | Seamless / ERW / Welded / Fabricated / LSAW Tubes |
Form | Round Tubes, Custom Tubes, Square Tubes, Rectangular Tubes, “U” Shape, Hydraulic Tubes |
Length | Single Random, Double Random & Cut Length. |
End | Plain End, Beveled End, Treaded |
Equivalent Grades for Monel 400 Seamless Tubes
STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
Monel 400 | 2.4360 | N04400 | NW 4400 | NA 13 | МНЖМц 28-2,5-1,5 | NU-30M | NiCu30Fe |
Chemical Composition
Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr |
Monel 400 | 0.30 max | 2.00 max | 0.50 max | 0.24max | 28.0-34.0 | 2.50 max | 63.00 min | – |
Mechanical Properties
Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
Monel 400 | 8.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80,000 , MPa – 550 | Psi – 35,000 , MPa – 240 | 40 % |
Physical Properties
Properties | Metric | Imperial |
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Density | 8.8 gm/cm3 | 0.318 lb/in3 |
Pressure Rating
Tube O.D. | Wall Thickness of Tube (inches) | |||||||
---|---|---|---|---|---|---|---|---|
.028 | .035 | .049 | .065 | .083 | .095 | .109 | .120 | |
Working Pressure (psig) | ||||||||
1/8 | 7900 | 10100 | ||||||
1/4 | 3700 | 4800 | 7000 | 9500 | ||||
5/16 | 3700 | 5400 | 7300 | |||||
3/8 | 3100 | 4400 | 6100 | |||||
1/2 | 2300 | 3200 | 4400 | |||||
3/4 | 2200 | 3000 | 4000 | 4600 | ||||
1 | 2200 | 2900 | 3400 | 3900 | 4300 |
Applications
- Marine engineering.
- Chemical and hydrocarbon processing equipment.
- Gasoline and freshwater tanks.
- Crude petroleum stills.
- De-aerating heaters.
- Boiler feed water heaters and other heat exchangers.
- Valves, pumps, shafts, fittings, and fasteners.
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