What is Stainless Steel 321/321H Scrap?
Stainless Steel 321/321H scrap is an iron-chromium-nickel matrix stabilized with intentional additions of titanium. This titanium presence prevents the detrimental precipitation of chromium carbides during welding and severe temperature exposure. Its high hot-hardness makes machining somewhat more difficult than conventional grades, although it can be machined effectively with the right tools. This quality Stainless Steel Scrap is very resistant to harsh acidic, chloride and high-heat situations due to the strong oxide coating, making it perfect for automobile exhaust systems and chemical processing equipment.
Stainless Steel 321/321H scrap offers outstanding corrosion resistance in most environments, especially acidic, chloride-containing environments and high-temperature settings due to its high content of chromium and nickel which forms an oxide layer on its surface and protects it from further oxidation. As a result, its suitable use includes chemical processing equipment as well as automotive exhaust systems whose environments might present hazards that corrosive elements may aggravate.
As a premier global 321 stainless steel scrap supplier and 321h stainless steel scrap supplier, Apple Steels provides precision-sorted, high-purity recycling lots. Our current market pricing ranges from INR 110 to INR 170 per kilogram, it changes based on total batch thickness, volume, and processing requirements. Also we regularly audit market indices to guarantee fair, competitive valuations for all industrial buyers.
Weldability is one of the main features of Stainless Steel 321/321H scrap, as it can easily be joined using standard methods of welding such as arc welding, resistance welding and gas tungsten arc welding (GTAW). Titanium addition helps prevent carbide precipitation at grain boundaries to minimize intergranular corrosion risks after welding; making Stainless Steel 321/321H an attractive material choice for fabrication companies and manufacturers in industries requiring welded components like aerospace, petrochemical and power generation.
Stainless Steel 321/321H scrap has many diverse applications, spanning structural components in aircraft to exhaust systems in automobiles. Due to its combination of strength, corrosion resistance and heat resistance properties it finds use across industries from aircraft construction to car exhausts systems - among them are turbine engine components, heat exchangers in chemical plants and furnace parts used for heating industrial heating systems - just a few specific examples being its ability to stand up against harsh environmental conditions and remain functional at any given moment in their processes.
Stainless Steel 321/321H scrap finds widespread applications across many industries where high temperature and corrosion resistance is necessary, such as aerospace engineering, chemical processing equipment, thermal processing equipment, heat exchangers and automotive applications. Due to its versatility and robustness it makes an attractive option in demanding environments where reliability and durability are at their forefront.
Apple Steels is a reputable dealer and distributor of Stainless Steel 321/321H scrap in Mumbai, India. This alloy, renowned for its corrosion resistance and strength, is a vital component in various industries with our commitment to excellence, customers can trust in the reliability and performance of our stainless steel products.
| Material | Stainless Steel |
| Grade | 321, 321H |
| Type | Recyclable |
| Thickness | 2mm-10mm |
| Condition | Waste |
| Scrap Type | Turnings, Shavings, Plate Cuts, Round Cuts, Shaftings, Pipe Cuts |
| Condition of supply | Loose Bales, Compressed Bales, Pillow Bales, Bulk, Capsules, Side slits |
| STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
| SS 321 | 1.4541 | S32100 | SUS 321 | X6CrNiTi18-10 |
| SS 321H | 1.4878 | S32109 | SUS 321H | X12CrNiTi18-9 |
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 - 19.00 | 0.10 max | 9.00 - 12.00 | 5(C+N) – 0.70 max |
| SS 321H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 - 19.00 | 0.10 max | 9.00 – 12.00 | 4(C+N) – 0.70 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
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It refers to recyclable remnants of titanium-stabilized austenitic steel, salvaged from industrial heat exchangers, furnace components, and aerospace manifolds.
SS 321 scrap contains standard carbon levels, while SS 321H scrap features a higher carbon content (0.04–0.10%) designed specifically for improving the creep strength at temperatures above 800°C.
Common types of Stainless Steel 321 / 321H Scrap include solid sheet cut-offs, industrial pipes, plates, obsolete structural assemblies, and clean, unadulterated manufacturing turnings.
Yes, its titanium stabilization offers outstanding resistance to intergranular corrosion, pitting and oxidation in very hostile, elevated-temperature conditions.
The price currently ranges from INR 110 to INR 170 per kilogram, depending on the purity of the scrap, certification of its composition, and market conditions of the raw commodity.
Apple Steels provides completely certified unmixed scrap lots with strict chemical traceability, competitive real time market pricing and reliable logistical assistance for global industrial melting facilities.
