C276 S32750 Alloy Bolts For Chemical Equipment Fastening
C276 / S32750 Alloy Bolts | High-Performance Fasteners for Chemical Equipment
SSM supplies premium C276 (Hastelloy C276) and S32750 (Super Duplex Stainless Steel) alloy bolts designed for chemical equipment and industrial piping applications where corrosion resistance, strength, and reliability are critical.
These bolts are engineered to withstand harsh chemical environments, high chloride exposure, and high-temperature operations, making them ideal for chemical, petrochemical, and offshore industries.
Product Overview
Alloy bolts C276 and S32750 are used for secure fastening of pumps, valves, flanges, and chemical processing equipment.
Manufactured with precision forging, heat treatment, and surface finishing, these bolts ensure high tensile strength, dimensional accuracy, and resistance to stress corrosion cracking.
SSM provides bolts in various sizes and thread types, fully compliant with ASTM, DIN, and ISO standards for chemical industry applications.
Material Options and Key Features
| Material | Key Features |
|---|---|
| Hastelloy C276 | Exceptional resistance to oxidizing and reducing chemicals, including acids and chlorides; excellent durability in chemical processing |
| Super Duplex S32750 (UNS S32750) | High yield and tensile strength, excellent pitting and crevice corrosion resistance; ideal for seawater and chloride-rich environments |
Benefits:
High corrosion and chemical resistance
Superior mechanical strength and toughness
Long-term reliability under high-temperature and high-stress conditions
Technical Specifications
| Parameter | Description |
|---|---|
| Standards | ASTM, DIN, ISO |
| Product Type | Alloy Bolts for Chemical Equipment |
| Material | Hastelloy C276 / Super Duplex S32750 |
| Thread Type | Metric / UNC / UNF |
| Diameter Range | M6 – M100 (custom sizes available) |
| Strength Class | 8.8 / 10.9 / Custom grades |
| Finish | As-forged, Passivated, or Optional Coatings |
| Testing | PMI, Hardness, Tensile, NDT, Material Certificate |
| Certification | EN 10204 3.1 / 3.2 available |
Applications
Chemical and petrochemical equipment
Offshore and marine installations
Desalination and water treatment systems
Pressure vessels, pumps, and valves
High-chloride or acidic industrial environments
Why Choose SSM Alloy Bolts
Over 30 years of experience in manufacturing high-performance alloy fasteners
Strict quality control for corrosion resistance, mechanical strength, and dimensional precision
Custom sizes, grades, and coatings available
Global supply with ISO-certified production and material traceability
Conclusion
SSM's C276 and S32750 Alloy Bolts provide unmatched corrosion resistance, mechanical strength, and reliability for chemical equipment and high-chloride applications.
These heavy-duty alloy fasteners meet international standards and are designed for safe, long-lasting performance in the most challenging industrial environments.
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