Product Description
Custom 450, Alloy 450, and UNS S45000 scrap consists of high strength, age hardenable martensitic stainless steel containing nominally 15 percent chromium and 6 percent nickel with copper and niobium additions.
Equivalent DesignationsUNS S45000Werkstoff Number 1.4594DIN 1.4594 X5CrNiMoCuNb15 6AMS 5763AMS 5773ASTM A564 Grade 635Trade Names: Custom 450, Alloy 450, XM 25
Chemical CompositionChromium: 14.00 to 16.00 percentNickel: 5.50 to 7.00 percentMolybdenum: 1.25 to 1.75 percentCopper: 1.25 to 1.75 percentNiobium: Minimum 8 times Carbon content up to 1.00 percent maximumIron: BalanceCarbon: Maximum 0.05 percentManganese: Maximum 1.00 percentSilicon: Maximum 1.00 percentPhosphorus: Maximum 0.03 percentSulfur: Maximum 0.03 percent
Physical PropertiesDensity: 7.78 grams per cubic centimeterMelting Point: 1425 to 1480 degrees CelsiusThermal Conductivity: 15.1 Watts per meter KelvinElectrical Resistivity: 76 microhm centimetersModulus of Elasticity: 200 Gigapascals
Mechanical Properties in H900 Aged ConditionTensile Strength: Minimum 1240 MegapascalsYield Strength at 0.2 percent offset: Minimum 1170 MegapascalsElongation at Break: Minimum 10 percentHardness: Minimum 37 Rockwell C scale
Mechanical Properties in Solution Annealed ConditionTensile Strength: Minimum 965 MegapascalsYield Strength at 0.2 percent offset: Minimum 655 MegapascalsElongation at Break: Minimum 14 percentHardness: Maximum 32 Rockwell C scale
Scrap Classification and FormsScrap Forms: Bar end cuts, forging crop ends, plate offcuts, sheet scraps, turnings, millings, shaft endsScrap Material Grade: High value precipitation hardening martensitic stainless steel scrapPrimary Applications: Aircraft structural components, high pressure pump shafts, industrial valve trims, chemical processing equipment, marine drive systems
Versatile Applications in Alloy Recovery and ManufacturingCustom 450 Scrap finds significant use in remelting for alloy recovery, foundry applications, and the creation of new high-strength alloy products. Its reliable corrosion resistance and mechanical properties, even in scrap form, make it valuable for manufacturers and foundries seeking quality recycled input materials.
Composition and Physical CharacteristicsThis scrap material, derived from Custom 450/Alloy 450/UNS S45000 stainless steel, features a composition of iron, chromium, nickel, copper, and niobium. Available as mixed, unprocessed lots, it typically appears as irregular blocks or plates with gray and oxidized surfaces. The density stands at 7.77 g/cm3, with thicknesses from 50mm up to 250mm and lengths ranging from 300mm to 1200mm.
Suppliers and Bulk Availability Across IndiaDealers, exporters, fabricators, manufacturers, producers, retailers, suppliers, and traders across India offer Custom 450 Scrap in bulk-usually in lots between 1 to 10 metric tons. The scrap conforms to ASTM A693 (base material), ensuring quality and traceability suitable for industrial alloy recovery and production demands.
FAQ's of Custom 450 Scrap / Alloy 450 Scrap / UNS S45000 Scrap:
Q: How is Custom 450 Scrap typically processed for alloy recovery?
A: Custom 450 Scrap is usually remelted in induction or electric arc furnaces. This process reclaims the valuable alloying elements (Fe, Cr, Ni, Cu, Nb), which can then be utilized in new stainless steel or specialty alloy production.
Q: What are the main uses of Alloy 450 Scrap in industrial applications?
A: The primary uses include remelting for alloy recovery, foundry work, and manufacturing new high-strength alloy products, thanks to its excellent mechanical properties and corrosion resistance.
Q: Where can I purchase Custom 450 Scrap in India?
A: You can source Custom 450 Scrap from various industrial suppliers, dealers, exporters, manufacturers, and traders across India. Bulk lots are typically available, ranging from 1 to 10 metric tons per shipment.
Q: What condition and form does UNS S45000 Scrap usually come in?
A: This scrap is mixed, unprocessed, and provided as collected. It commonly consists of irregular-shaped blocks and plates with surface rust or oxidation, in thicknesses from 50mm to 250mm and lengths between 300mm and 1200mm.
Q: How does the presence of surface rust on the scrap affect its usage?
A: Surface rust or oxidation is normal and does not significantly impact the intrinsic alloy content or its remelting value. The scrap is typically cleaned and processed through remelting, which removes surface contaminants.
Q: What benefits does Custom 450 Scrap offer compared to standard stainless steel scraps?
A: It provides superior corrosion resistance and higher mechanical strength (even in scrap form), making it ideal for producing high-performance recycled alloys.
Q: When should manufacturers consider using Custom 450 Scrap?
A: Manufacturers should utilize Custom 450 Scrap when seeking to recover high-quality alloy elements for new production or when cost-effectively meeting material requirements for demanding foundry or alloy manufacturing operations.