Metal Materials List
| Alloy Types | Features & Uses |
|---|---|
| 303 (CF16F) | Most machinable austenitic steel, lower corrosion resistance. Used for gears, bushings, hardware fittings in automotive and construction. |
| 304 (CF8) | Excellent corrosion resistance, easy to fabricate. Ideal for valve bodies, pump components, and railway fittings. |
| 304L (CF3) | Low carbon to resist carbide precipitation, excellent formability. Suits automotive exhausts, construction hardware, and pump parts. |
| 309 (CH20) | High heat resistance up to 1038°C, oxidation-proof. Used in aerospace exhausts, valve components, and marine heat shields. |
| 310 (CK20) | Oxidation resistance through 1093°C, tough at cryogenic temperatures. Applied in aerospace structures, valve housings, and railway parts. |
| 316 (CF8M) | Superior corrosion resistance against salt and chlorides. Perfect for marine environments, petrochemical, and automotive parts. |
| 316L (CF3M) | High nickel and molybdenum, immune to sensitization. Used in marine fittings, aerospace brackets, and heavy-duty pump parts. |
| 347 (CF8C) | Oxidation-resistant, stable at high temperatures. Suits aerospace engine parts, train exhaust systems, and valve assemblies. |
| Alloy Types | Features & Uses |
|---|---|
| 405 | High-chromium ferritic steel, corrosion resistant, weldable, moderate machinability. For chemical piping, equipment supports, welded structures. |
| 408 | Chromium-nickel ferritic steel, moderate heat resistance, poor corrosion resistance. For furnace supports, high-temp duct supports. |
| 409 | Economical ferritic steel, moderate chromium, basic corrosion resistance. For automotive exhausts, agricultural frames, furnace protection. |
| 410 (CA15) | Martensitic steel, high chromium, heat-treatable for hardness and wear resistance. For tools, pump parts, medical instruments, fasteners. |
| 410S | Low-carbon 410, improved crack resistance, better workability. For distillation towers, refinery equipment, industrial piping. |
| 410HT | Heat-treated 410, enhanced hardness/strength, good corrosion resistance. For turbine blades, kitchenware, hardened balls. |
| 416 (IC 416) | Sulfur-added martensitic steel, enhanced machinability, heat-treatable. For gears, screw machine parts, pump/valve components. |
| 416HT | Heat-treated 416, improved machinability, increased hardness. For gears, motor parts, pump/valve components, precision instruments. |
| 420 (CA40) | High-carbon martensitic steel, excellent hardness, good polishability. For cutlery, decorative knives, surgical instruments. |
| 430 | High-chromium ferritic steel, good corrosion resistance, excellent formability. For appliance panels, automotive trim, dishwasher liners. |
| 431 (IC 431) | High-strength martensitic, excellent corrosion resistance, good toughness. For bolts, shafts, aerospace parts, fasteners. |
| 440A (IC440A) | Moderate-carbon martensitic, excellent wear resistance, lower corrosion resistance than 440C. For blades, kitchenware, medical instruments. |
| 440C (IC440C) | Highest-carbon martensitic, exceptional hardness/wear resistance, lower machinability. For knives, bearings, precision instruments. |
| 446 | High-chromium ferritic with Mo/Nb, excellent high-temp and oxidation resistance. For furnace linings, heat exchangers. |
| 17-4 (CB7CU-1) | Precipitation-hardening martensitic steel, high strength, good corrosion resistance, heat-treatable. For aerospace components, shafts, fasteners. |
| Alloy Types | Features & Uses |
|---|---|
| 1.4460(AISI 329, S32900) | High strength, excellent resistance to chloride stress corrosion cracking. Ideal for marine engineering, heat exchangers, pumps, and valves. |
| 1.4462/2205 | Most widely used duplex stainless steel, superior pitting and crevice corrosion resistance. Suitable for chemical processing, pipelines, storage tanks, and pulp and paper industry. |
| 1.4468(S32003) | Low-alloy duplex stainless steel, cost-effective, suitable for mild corrosion environments. Used in architectural components and lightweight structures. |
| 1.4501(S32760, Zeron 100) | Outstanding pitting and crevice corrosion resistance, ideal for high-chloride environments. Applied in desalination equipment, oil and gas pipelines, pressure vessels. |
| 1.4517(S32550) | High molybdenum content, excellent corrosion resistance. Suitable for chemical processing equipment, heat exchangers, piping systems. |
| 1.4770(S32950) | Maintains good corrosion resistance in high-temperature environments. Applied in high-temperature heat exchangers, furnace tubes. |
| A890 1A(A995 1B) | General-purpose duplex stainless steel, good strength and corrosion resistance. Applied in valve bodies, pump housings, and piping accessories. |
| A890 3A | Enhanced corrosion resistance, especially in chloride-rich environments. Suitable for oil and gas equipment, chemical containers. |
| 2507 (S32750) | Extremely high strength, exceptional resistance to chloride stress corrosion cracking. Ideal for marine engineering, heat exchangers, and oil and gas industry. |
| 022Cr22Ni5Mo3N | Cost-effective duplex stainless steel, suitable for moderate corrosion environments. Used in petrochemical equipment, heat exchangers. |
| 022Cr25Ni6Mo2N | Enhanced resistance to chloride corrosion, superior pitting and crevice corrosion resistance. Ideal for marine engineering, desalination equipment. |
| Alloy Types | Features & Uses |
|---|---|
| 1018 | Low-carbon steel, excellent weldability, good machinability, moderate strength. Used for shafts, gears, pins, and machinery parts. |
| 1020 | Surface-hardenable steel with moderate strength. Used for hydraulic shafts, motor shafts, pump components. |
| 1030 | Medium-carbon steel with balanced hardness, strength and ductility. For machinery parts requiring tempered strength. |
| 1035 | Low-carbon steel suitable for induction and flame hardening with good formability. Ideal for forged parts, links, gears, couplings, shafts. |
| 1040 | Good strength and wear-resistant medium-carbon steel. Used for forged couplings and crankshafts. |
| 1045 | Medium carbon steel, higher strength and hardness, good wear resistance, not easily welded. Applied in bolts, crankshafts, and couplings. |
| 1050 | Readily machinable higher-carbon steel. Used for forged shafts and gears requiring wear resistance. |
| 1060 | High-carbon steel, high hardness and wear resistance, less weldable. Suitable for cutting tools, springs, and knives. |
| 1144 | Resulfurized steel with improved ductility. For heat-treated parts requiring specific mechanical properties. |
| 11L14 | Free-machining steel stronger than 1018. For forged applications requiring easy machining. |
| 12L14 | Lead-enhanced steel with superior machinability. For screw machine parts, bushings, fittings. |
| 4130 | Chromium-molybdenum steel, high tensile strength, good weldability, good fatigue strength. Used in aerospace, motorcycle frames, and roll cages. |
| 4140 | Chromium-molybdenum steel, high hardness, good wear resistance, can be heat treated. Applied in gears, spindles, and axles. |
| 4340 | Nickel-chromium-molybdenum steel, very high strength, excellent toughness, good fatigue resistance. Used in crankshafts, landing gear, and connecting rods. |
| 52100 | High-carbon chromium bearing steel, excellent wear resistance and hardness. Applied in bearings, rollers, and ball screws. |
| 8620 | Low-carbon nickel-chromium-molybdenum steel, good toughness, carburizing and hardening capabilities. Suitable for gears, cams, and fasteners. |
| A216 WCB | Carbon steel castings for moderate and high-temperature service, good machinability and weldability. Applied in valve bodies, pumps, and flanges. |
| A352 LCB | Low-carbon steel castings, improved impact resistance at low temperatures, good weldability. Used in cryogenic valves, flanges, and fittings. |
| A217 WC6 | Chromium-molybdenum steel castings, high strength and good corrosion resistance at elevated temperatures. Applied in pressure vessels, steam turbines, and valve bodies. |
| Alloy Types | Features & Uses |
|---|---|
| Inconel 718 | Nickel-based superalloy with high strength, corrosion, and oxidation resistance up to 1400°F (760°C). Used in jet engines, gas turbines, and cryogenic storage. |
| Inconel 625 | Nickel-chromium-molybdenum alloy with excellent seawater and chloride stress corrosion resistance, good fatigue strength. Applied in chemical processing, saltwater parts, furnace hardware. |
| Rene 41 (Annealed) | Premium aerospace superalloy with outstanding strength retention at high temperatures (UTS: 100-110 kpsi), ideal for jet engine components and rocket motor casings. |
| Mar-M-247 (Hardened) | Advanced high-temperature alloy (UTS: 135-145 kpsi) with superior creep resistance, specifically developed for turbine blades and hot section components in gas turbines. |
| Haynes 230 (Annealed) | Highly ductile nickel alloy (Elongation: 35-45%) with exceptional thermal stability, preferred for combustion chambers, heat exchangers, and industrial furnace components. |
| Hastelloy X | Nickel-chromium-molybdenum alloy, high oxidation resistance, good weldability, retains strength at high temps. For furnace parts, gas turbines, chemicals. |
| Hastelloy C276 | Nickel-molybdenum-chromium alloy, superior chemical corrosion resistance, ideal for reactors, marine parts. |
| Monel 400 | Nickel-copper alloy resists acid and alkali corrosion, good mechanical properties. Used in marine shafts, pumps, oil-well tools. |
| Monel K500 | Precipitation-hardened nickel-copper alloy, stronger and harder than Monel 400, maintains corrosion resistance. Ideal for pumps, doctor blades, oil-well tools. |
| Inconel 713 | Nickel superalloy, good creep and oxidation resistance at high temps, for turbine blades. |
| Inconel 792 | Nickel alloy, high-temp strength, oxidation and creep resistant, for jet engine hot sections. |
| MM247 | Nickel alloy, high strength, good creep resistance, ideal for turbine blades. |
| R77 | Nickel superalloy, high tensile strength, good thermal stability, for aerospace. |
| U500 | Nickel superalloy, oxidation and high-temp strength, for turbine blades and fasteners. |
| CW2M (Annealed) | Corrosion-resistant nickel alloy, good high-temp stability, used in chemical and marine components. |
| Monel A (As-Cast) | Nickel-copper alloy, good high-temp strength and corrosion resistance, for marine, chemicals. |
| Monel E (As-Cast) | Nickel-copper alloy, superior corrosion resistance, used in power generation and marine. |
| Monel S (Annealed) | Nickel-copper alloy, work hardening, high-temp strength, for high-stress chemical components. |
| Monel S (Hardened) | Nickel-copper alloy, enhanced strength, wear resistance, corrosion resistant in marine. |
| Alloy Types | Features & Uses |
|---|---|
| A-2 | Air-hardening steel (HRC 63) with balanced machinability, toughness and wear resistance. Used for cutting tools, punches, dies, and gauges. |
| A-6 | High-carbon, high-chromium steel with superior wear resistance. Ideal for heavy-duty forming dies, cold extrusion tools, and industrial knives. |
| D-2 | High-carbon, high-chromium steel (HRC 65) with excellent wear resistance. Perfect for blanking dies, forming rolls, slitter knives, and long-run tooling. |
| D-7 | Enhanced abrasion resistance with higher carbon content. Used in deep drawing dies, thread rolling dies, and cutting tools for abrasive materials. |
| H-11 | Hot work steel with good red hardness and thermal fatigue resistance. Suitable for die-casting, extrusion dies, and cyclically heated components. |
| H-13 | Versatile hot work steel (HRC 54) with excellent thermal shock resistance. Popular for aluminum extrusion, hot forging dies, and pressure die casting. |
| S-1 | Shock-resistant steel with good impact strength. Designed for chisels, punches, and impact-loaded tools. |
| S-7 | Superior shock-resistant steel (HRC 61) with high toughness. Used in pneumatic hammers, coining dies, and extreme impact applications. |
| O-1 | Oil-hardening steel (HRC 65) with excellent dimensional stability. Preferred for gauges, shear blades, and precision cutting tools. |
| M-2 | High-speed steel (HRC 65) with excellent cutting performance. Used for drills, milling cutters, reamers, and high-performance tools. |
| P-20 | Plastic mold steel (HRC 32) with excellent polishability. Ideal for injection molds, die-casting dies, and applications requiring superior finish. |
