Harshita Stainless provides Stainless Steel 446 Fasteners in Delhi, India. Composed of heat- and oxidation-resistant SS 446, these fasteners are bolts, nuts, and screws. Formed by rigorous production standards, they ensure secure mechanical fastening under high temperatures. Having surface finishes appropriate for threaded assembly, these fasteners conform to ISO, ASTM and DIN specifications. Harshita Stainless offers 446 fasteners throughout India to businesses needing steady fastening under thermal stress.
438 fasteners are probably typo but meant 446: have 22–27% chromium; tensile strength ~450–600 MPa, yield ~200–250 MPa; high creep strength. Ferritic alloy low nickel and is resistant to scaling. Easy machinability and moderate hardness.
| Standard | ASTM A193,A194 / ASME SA193,SA194 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3 mm to 200 mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Grade | C | Mn | Si | P | S | Cr | Cb | Ni | Fe |
| SS 446 | 2.0 max | 1.5 max | 0.75 max | 0.040 max | 0.030 max | 23.00 – 30.00 | – | 0.50 max | 0.10 – 0.25 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.5 g/cm3 | 1510 °C (2750 °F) | Psi – 75,000 , MPa – 485 | Psi – 40,000 , MPa – 275 | 20 % |
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Stainless Steel 446 Nuts offer excellent corrosion resistance, particularly in high-temperature environments. Available in sizes ranging from M3 to M48, they provide robust mechanical strength and are ideal for high-temperature applications.
Stainless Steel 446 Stud Bolts are highly resistant to oxidation and corrosion. Typically available in lengths from 25mm to 1000mm and diameters from M6 to M30, they are used for high-temperature and corrosive environments.
Stainless Steel 446 Bolts provide superior corrosion resistance and high-temperature stability. Sizes range from M5 to M36, with various lengths available. They are suitable for use in severe environments where oxidation is a concern.
Stainless Steel 446 threaded rods exhibit excellent resistance to corrosion and high temperatures. Commonly available in lengths up to 3000mm and diameters from M6 to M36, they are used in demanding industrial applications.
Stainless Steel 446 screws are known for their resistance to high temperatures and corrosion. Available in sizes ranging from M2 to M12, they are used in applications requiring high strength and durability under harsh conditions.
Stainless Steel 446 washers offer outstanding corrosion resistance and durability. They come in various sizes, typically from M3 to M50, and are used to distribute loads and prevent surface damage in high-temperature applications.
Applied in exhaust equipment, industrial heaters, furnace equipment, steam systems, and power plant bolted assemblies. Hides the toughest heat and oxidizing environments. Harshita Stainless provides SS 446 fasteners throughout Delhi and India for thermal and heavy industry.
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