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Distinguished by our dedication to superior quality, our company takes pride in offering a broad selection of Alloy 20 Nuts sourced carefully from trusted suppliers celebrated for their mastery in producing premium alloy steel goods. These nuts function as vital components throughout an extensive range of applications, providing a varied assortment of sizes, grades, and standards precisely adapted to satisfy the diverse needs of our valued customers. Broadly adopted across sectors like chemical processing and manufacturing, our leading Alloy 20 Nuts are esteemed for their outstanding resistance to corrosion, especially in demanding settings containing sulfuric acid and chloride ions. Carefully designed with precision using specialized alloys, these nuts undergo stringent heat treatment procedures to boost their hardenability, guaranteeing lasting mechanical properties and dependability across varied operational conditions.
| Dimension | : | ASTM,DIN, BS,GB, IS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Nut Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Heat Treatment | : | Annealing, Stress Relieving, Case Hardening, Quenching and Tempering. |
| Type | : | Hex Nut, Heavy Hex Nut, Lock Nut, Nylock Nut, Weld Nut, Dome Nut, Flange Nut, Square Nut, Eye Nut etc. |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Alloy 20 | 8.1 g/cm3 | 1443 °C (2430 °F) | Psi -80,000, MPa -551 | Psi – 35,000, MPa – 241 | 30 % |
| Grade | C | Mn | Si | S | Cu | Ni | Cr | Fe | Mo | P |
| Alloy 20 | 0.07 max | 2.00 max | 1.00 max | 0.035 max | 3.00 – 4.00 | 32.00 – 38.00 | 19.00 – 21.00 | 29.85 min* | 2.00 – 3.00 | 0.045 max |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With cutting-edge production facilities strategically positioned in the New Zealand, we maintain an extensive stock of more than 25,000 tons of top-quality materials kept readily on hand.
Reach out to us for a fast quote tailored to your requirement.
We supply these Alloy 20 Nuts in accordance with DIN, ISO, JIS or ANSI Standard.
Alloy 20 Nut uses are as varied as the sectors they cater to, led chiefly by the aerospace, railway, construction and automotive industries alongside petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
Alloy 20 nuts typically hold up well against galvanic corrosion when matched with compatible materials. That said, galvanic corrosion can develop when they are combined with dissimilar metals under certain conditions. Adequate insulation or choosing compatible materials can reduce this hazard in settings prone to galvanic corrosion.
Yes,Alloy 20 nuts are recyclable once they’ve been used. Alloy 20 is a form of stainless steel with elevated amounts of chromium and nickel, which makes it suitable for recycling. Recycling plants can handle and repurpose Alloy 20 material, supporting sustainability initiatives and lowering the demand for virgin materials in manufacturing operations.
Alloy 20 nuts show strong resistance to corrosion, particularly in settings that contain sulfuric acid. Their makeup, which includes chromium, nickel, copper, and molybdenum, delivers outstanding corrosion resistance. That said, contact with certain harsh chemicals or extreme conditions can still cause corrosion, though at a slower pace than many other materials.
When choosing the appropriate Alloy 20 nut, take into account the conditions of your application, including temperature, pressure, and exposure to chemicals. Confirm it matches your bolt size and threading, check that the material meets quality standards and holds proper certifications, source from trusted suppliers, and seek expert advice when necessary. Weighing all these considerations guarantees the best performance and durability.