| Customization: | Available |
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| Structure: | Single End |
| Pressure: | Medium Pressure Mechanical Seals |
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| Parameter | Value/Description | Unit/Note | |
|---|---|---|---|
| Model | HB243 | Metal bellows type, double-face design | |
| Seal Type | Double-face, Pressurized Tandem (API 682 Plan 53B) | For hazardous or high-value media | |
| Bellows Material | Inconel 718 | Nickel-chromium alloy; temp. range: -253°C ~ 650°C | |
| Face Materials | - Primary: Tungsten Carbide (TC) - Secondary: Silicon Carbide (SiC) |
TC/SiC pairing for extreme wear resistance | |
| Housing Material | Hastelloy C-276 | Resistant to strong acids, chlorides, and solvents | |
| Pressure Range | 0 - 6.0 | MPa | Max. differential pressure: 4.0 MPa |
| Temperature Range | -196°C ~ 550°C | Cryogenic to high-temperature applications | |
| Shaft Diameter Range | 40 mm - 150 mm | Matches large industrial pump shafts | |
| Maximum Rotational Speed | 2000 | RPM | Low-speed design for stability under pressure |
| Leakage Rate | ≤0.01 ml/h | Near-zero emission; meets environmental standards | |
| Media Compatibility | - Petrochemicals (e.g., benzene, propane) - Liquid oxygen/nitrogen - Concentrated sulfuric acid (98%) |
Requires inert barrier fluid (e.g., glycol) for Plan 53B | |
| Spring Design | Internal Metal Spring (Inconel 625) | Corrosion-resistant and heat-stable | |
| Installation Type | Flange-Mounted, Pre-Engineered Cartridge | Requires professional alignment; includes barrier fluid connection | |
| Standards Compliance | API 682, ASME B73.2, ISO 21049, ATEX (Explosion-Proof) | Certified for Class I, Division 1 hazardous areas | |
| Weight | ~5.0 kg (for 100 mm shaft size) | Heavy-duty construction for critical applications |
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