Flange Monel 400
🧾 Product Name:
Monel 400 Flanges
(Also known as Alloy 400 Flanges, UNS N04400 Flanges)
✅ Material Standard:
ASTM B564 – Standard specification for Monel 400 flanges
UNS N04400 – Nickel-Copper alloy (63% Nickel, 28-34% Copper)
📐 Size Range:
| Specification | Range |
|---|---|
| Diameter | ½" – 48" (DN15 – DN1200) |
| Pressure Rating | Class 150, 300, 600, 900, 1500, 2500 |
| Flange Type | Slip-on, Weld Neck, Blind, Threaded, Socket Weld, Lap Joint |
| Thickness | Per ASME B16.5 / B16.47 or customized |
| Finish | Raised face, Flat face, Ring-type joint, or custom finish |
| Face Type | RF (Raised Face), FF (Flat Face), RTJ (Ring-Type Joint) |
| Bolt Holes | Standard ASME B16.5 bolt patterns |
⚙️ Mechanical Properties (Annealed Condition):
| Property | Value |
|---|---|
| Tensile Strength | 485–586 MPa |
| Yield Strength (0.2%) | ≥ 170 MPa |
| Elongation | ≥ 30% |
| Hardness | ~85 HRB |
🧪 Chemical Composition (%):
| Element | Content |
|---|---|
| Nickel | ≥ 63.0 |
| Copper | 28.0–34.0 |
| Iron | ≤ 2.5 |
| Manganese | ≤ 2.0 |
| Silicon | ≤ 0.50 |
| Carbon | ≤ 0.30 |
| Sulfur | ≤ 0.024 |
🌊 Key Features:
Excellent resistance to seawater, corrosive chemicals, and high-temperature environments
Non-magnetic and highly durable
Great weldability and fabrication properties
Suitable for marine, chemical, and offshore applications
Long service life even in aggressive environments
🛠️ Applications:
Marine and offshore platforms
Heat exchangers, pumps, and valves in corrosive environments
Chemical processing equipment
Oil and gas pipelines
Aerospace and power generation
📦 Packaging & Supply:
MTC (Material Test Certificates) according to EN 10204 3.1
Third-party inspection reports (e.g., SGS, TUV) available
Export packaging with wooden crates and anti-corrosion wrapping
💲 Price Range (Indicative):
USD $50 – $90 / kg
(Price depends on size, class, and quantity ordered)
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