| Material | Density | Temp Range | Hardness | Tensile Strength | Key Features | Price (Reference) | Quick Traits | STARWAY Services | Machinability | Available Surface Finish | Recommended Use | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AL5052 | 2.68 g/cm³ | -150 ~ 200°C | ~60 HB | ~210–260 MPa | Excellent corrosion resistance, good formability | $2.5 – $4.0/kg | Corrosion resistant, good formability | Sheet Metal / CNC Machining | ★★★★ | Bead Blasting / Anodizing / Powder Coating / Painting / Electro Plating | Sheet metal enclosures | STARWAY Test Report |
| AL6061 | 2.70 g/cm³ | -150 ~ 200°C | ~95 HB | ~290–310 MPa | Medium strength, excellent machinability | $3.0 – $5.0/kg | Strong, easy to machine | CNC Machining | ★★★★★ | Bead Blasting / Anodizing / Powder Coating / Painting / Electro Plating / Polishing | CNC structural parts | STARWAY Test Report |
| AL6063 | 2.70 g/cm³ | -150 ~ 200°C | ~73 HB | ~240–290 MPa | Good surface finish, moderate strength | $2.8 – $4.5/kg | Excellent surface finish | Extrusion / CNC Machining | ★★★★ | Bead Blasting / Anodizing / Powder Coating / Painting / Electro Plating | Architectural components | STARWAY Test Report |
| AL7075 | 2.81 g/cm³ | -150 ~ 120°C | ~150 HB | ~540–570 MPa | Very high strength, low corrosion resistance | $6.0 – $10.0/kg | High strength, lightweight | CNC Machining | ★★★★ | Bead Blasting / Anodizing / Passivation / Electro Plating / Powder Coating / Painting / Polishing | Aerospace components | STARWAY Test Report |
| AL5083 | 2.66 g/cm³ | -150 ~ 200°C | ~75 HB | ~275–350 MPa | Superior corrosion resistance, marine grade | $3.5 – $5.5/kg | Marine grade, high corrosion resistance | Sheet Metal / CNC Machining | ★★★ | Anodizing / Sand Blasting / Painting | Marine structures | STARWAY Test Report |
| AL6082 | 2.70 g/cm³ | -150 ~ 200°C | ~95 HB | ~300–340 MPa | Higher strength than 6061, good corrosion resistance | $3.2 – $5.2/kg | High strength, structural use | CNC Machining | ★★★★ | Anodizing / Powder Coating / Painting | Load-bearing structures | STARWAY Test Report |
| Material | Density | Temp Range | Hardness | Tensile Strength | Key Features | Price (Reference) | Quick Traits | STARWAY Services | Machinability | Available Surface Finish | Recommended Use | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SS201 | 7.93 g/cm³ | -20 ~ 300°C | ~95 HRB | ~500–700 MPa | Low cost, moderate corrosion resistance | $2.0 – $3.5/kg | Cost-effective | Sheet Metal / CNC Machining | ★★★★ | Brushed Finish / Mirror Finish / Passivation / Electro Polishing / Electro Plating | Decorative parts | STARWAY Test Report |
| SS303 | 7.93 g/cm³ | -20 ~ 870°C | ~90 HRB | ~500–750 MPa | Excellent machinability | $4.0 – $6.5/kg | Easy to machine | CNC Machining | ★★★★★ | Brushed Finish / Mirror Finish / Passivation / Electro Polishing / Electro Plating | Precision CNC parts | STARWAY Test Report |
| SS304 | 7.93 g/cm³ | -196 ~ 870°C | ~70–90 HRB | ~520–750 MPa | Excellent corrosion resistance | $3.5 – $6.0/kg | Corrosion resistant | Sheet Metal / CNC Machining | ★★★ | Brushed Finish / Mirror Finish / Passivation / Electro Polishing / Electro Plating | Food & medical applications | STARWAY Test Report |
| SS316 | 8.00 g/cm³ | -196 ~ 870°C | ~70–90 HRB | ~520–750 MPa | Superior corrosion resistance | $5.0 – $8.5/kg | High corrosion resistance | CNC Machining | ★★★ | Brushed Finish / Mirror Finish / Passivation / Electro Polishing / Electro Plating | Marine & medical applications | STARWAY Test Report |
| SS430 | 7.70 g/cm³ | -20 ~ 815°C | ~89 HRB | ~450–600 MPa | Magnetic, lower corrosion resistance | $2.5 – $4.0/kg | Magnetic, low cost | Sheet Metal | ★★★★ | Brushed / Polishing | Appliances | STARWAY Test Report |
| SS410 | 7.75 g/cm³ | -20 ~ 650°C | ~180–220 HB | ~650–850 MPa | Heat treatable, good strength | $2.5 – $4.5/kg | Heat treatable | CNC Machining | ★★★ | Polishing / Black Oxide | Shafts / fasteners | STARWAY Test Report |
| SS420 | 7.75 g/cm³ | -20 ~ 650°C | ~200–250 HB | ~700–900 MPa | High hardness after heat treatment | $3.0 – $5.0/kg | High hardness | CNC Machining | ★★ | Polishing / Black Oxide / PVD Coating | Cutting tools | STARWAY Test Report |
| 17-4PH | 7.75 g/cm³ | -50 ~ 315°C | ~28–40 HRC | ~900–1200 MPa | High strength, good corrosion resistance | $6.0 – $10.0/kg | High strength | CNC Machining | ★★★ | Passivation / Polishing / Electro Plating | Aerospace / high-end parts | STARWAY Test Report |
| SKD1 | 7.70 g/cm³ | -20 ~ 300°C | 58–62 HRC | ~700–900 MPa | High carbon, high wear resistance, good dimensional stability | $3.5 – $6.0/kg | High carbon, high wear resistance, good dimensional stability, low toughness | CNC Machining / Tooling | ★★ | Polishing / Black Oxide / PVD Coating | Cold work tools, dies | STARWAY Test Report |
| SKD11 | 7.70 g/cm³ | -20 ~ 500°C | 58–62 HRC | ~800–1000 MPa | High hardness, excellent wear resistance, good toughness | $4.0 – $7.0/kg | High hardness, excellent wear resistance, better toughness than SKD1, stable performance | CNC Machining / Tooling | ★★ | Polishing / Black Oxide / PVD Coating / Nitriding | Precision dies, molds | STARWAY Test Report |
| Material | Density | Temp Range | Hardness | Tensile Strength | Key Features | Price (Reference) | Quick Traits | STARWAY Services | Machinability | Available Surface Finish | Recommended Use | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Q235 | 7.85 g/cm³ | -20 ~ 500°C | ~120–180 HB | ~370–500 MPa | Good weldability, low cost, widely used | $0.8 – $1.5/kg | Low cost, general-purpose, good weldability | Sheet Metal / Welding | ★★★★★ | Painting / Powder Coating / HDG / Black Oxide | Structural parts | STARWAY Test Report |
| Q345 | 7.85 g/cm³ | -20 ~ 500°C | ~140–200 HB | ~470–630 MPa | Higher strength than Q235, good toughness | $1.0 – $1.8/kg | Higher strength, structural grade | Sheet Metal / Welding | ★★★★ | Painting / Powder Coating / HDG | Load-bearing structures | STARWAY Test Report |
| C20 | 7.85 g/cm³ | -20 ~ 400°C | ~120–170 HB | ~350–420 MPa | Low carbon steel, good ductility | $1.0 – $1.8/kg | Low carbon, ductile, easy machining | CNC Machining | ★★★★★ | Carburizing / Black Oxide / Plating | Shafts, general machining | STARWAY Test Report |
| C45 | 7.85 g/cm³ | -20 ~ 400°C | ~170–220 HB | ~570–700 MPa | Medium carbon steel, higher strength | $1.2 – $2.2/kg | Medium carbon, higher strength | CNC Machining | ★★★★ | Quenching & Tempering / Black Oxide | Mechanical parts | STARWAY Test Report |
| 30CrMo | 7.85 g/cm³ | -20 ~ 500°C | ~200–280 HB | ~700–900 MPa | High strength, good fatigue resistance | $2.5 – $4.0/kg | High strength, fatigue resistant | CNC Machining | ★★★ | Heat Treatment / Black Oxide / Plating | Structural & automotive | STARWAY Test Report |
| 42CrMo | 7.85 g/cm³ | -20 ~ 500°C | ~220–300 HB | ~850–1000 MPa | High strength, wear resistance | $2.5 – $4.5/kg | High strength, wear resistant | CNC Machining | ★★★ | Black Oxide / Electro Plating / Painting / PVD Coating | Gears, shafts | STARWAY Test Report |
| 65Mn | 7.85 g/cm³ | -20 ~ 300°C | ~200–300 HB | ~800–1000 MPa | High elasticity, spring steel | $1.5 – $2.5/kg | High elasticity, spring steel | Heat Treatment / Stamping | ★★★ | Black Oxide / Heat Treatment | Springs | STARWAY Test Report |
| 16MnCr5 | 7.85 g/cm³ | -20 ~ 400°C | ~150–220 HB | ~600–800 MPa | Case hardening steel, wear resistant | $2.0 – $3.5/kg | Case hardening, wear resistant | CNC Machining / Heat Treatment | ★★★ | Carburizing / Hardening | Gears, transmission parts | STARWAY Test Report |
| Y14 (12L14) | 7.87 g/cm³ | -20 ~ 300°C | ~120–180 HB | ~400–550 MPa | Free-cutting steel, excellent machinability | $1.5 – $2.5/kg | Free-cutting, excellent machinability | CNC Machining | ★★★★★ | Plating / Black Oxide | High-speed machining parts | STARWAY Test Report |
| Y15 (1215) | 7.87 g/cm³ | -20 ~ 300°C | ~120–180 HB | ~400–550 MPa | Free machining steel, smooth surface finish | $1.5 – $2.5/kg | Free machining, smooth finish | Sheet Metal | ★★★★★ | Plating / Black Oxide | CNC precision parts | STARWAY Test Report |
| Galvanized Steel | 7.85 g/cm³ | -20 ~ 300°C | ~120–180 HB | ~270–500 MPa | Excellent corrosion resistance, outdoor durability | $1.2 – $2.2/kg | Corrosion resistant, outdoor use | Sheet Metal | ★★★★ | Painting / Powder Coating | Outdoor enclosures, HVAC | STARWAY Test Report |
| Electroplated Steel | 7.85 g/cm³ | -20 ~ 200°C | ~120–180 HB | ~270–500 MPa | Smooth surface, good appearance, moderate corrosion resistance | $1.3 – $2.5/kg | Smooth surface, decorative | Sheet Metal | ★★★★ | Painting / Powder Coating | Electronics housings | STARWAY Test Report |
| Pre-painted Steel | 7.85 g/cm³ | -20 ~ 200°C | ~120–180 HB | ~270–500 MPa | Ready-to-use colored surface, decorative, cost-effective | $1.5 – $3.0/kg | Pre-coated, cost-effective | ★★★★ | Pre-painted / Secondary Coating | Panels, appliance covers | STARWAY Test Report |
| Material | Density | Temp Range | Hardness | Tensile Strength | Key Features | Price (Reference) | Quick Traits | STARWAY Services | Machinability | Available Surface Finish | Recommended Use | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Brass C360 | 8.50 g/cm³ | -20 ~ 200°C | ~80–150 HB | ~350–500 MPa | Excellent machinability, good corrosion resistance | $5.0 – $8.0/kg | Easy machining, conductive | CNC Machining | ★★★★★ | Plating / Polishing / Brushed Finish | Connectors, fittings | STARWAY Test Report |
| C28000 | 8.40 g/cm³ | -20 ~ 200°C | ~70–120 HB | ~300–450 MPa | Good ductility, corrosion resistance | $4.5 – $7.0/kg | Ductile, formable | Sheet Metal / CNC Machining | ★★★★ | Plating / Polishing | Decorative parts | STARWAY Test Report |
| Copper C110 | 8.96 g/cm³ | -20 ~ 300°C | ~50–100 HB | ~210–250 MPa | Excellent electrical conductivity | $8.0 – $12.0/kg | High conductivity | CNC Machining | ★★★ | Polishing / Plating | Electrical components | STARWAY Test Report |
| Hpb58 | 8.50 g/cm³ | -20 ~ 200°C | ~80–150 HB | ~350–500 MPa | Good machinability, corrosion resistance | $5.0 – $7.5/kg | Easy machining | CNC Machining | ★★★★★ | Plating / Polishing | Precision parts | STARWAY Test Report |
| Hpb59 | 8.50 g/cm³ | -20 ~ 200°C | ~90–160 HB | ~400–550 MPa | Higher strength than Hpb58 | $5.5 – $8.0/kg | Stronger brass | Sheet Metal / CNC Machining | ★★★★★ | Plating / Polishing | Valves, fittings | STARWAY Test Report |
| Hpb62 | 8.45 g/cm³ | -20 ~ 200°C | ~70–140 HB | ~300–450 MPa | Good ductility, formability | $5.0 – $7.5/kg | Ductile, corrosion resistant | Sheet Metal | ★★★★ | Polishing / Plating | Decorative hardware | STARWAY Test Report |
| H65 | 8.50 g/cm³ | -20 ~ 200°C | ~60–120 HB | ~300–450 MPa | Good cold working performance | $4.5 – $7.0/kg | Formable, soft | Sheet Metal / CNC Machining | ★★★★ | Polishing / Plating | Sheet metal parts | STARWAY Test Report |
| H62 | 8.50 g/cm³ | -20 ~ 200°C | ~70–130 HB | ~320–470 MPa | Balanced strength and ductility | $4.5 – $7.0/kg | Balanced performance | Sheet Metal / CNC Machining | ★★★★ | Polishing / Plating | General hardware | STARWAY Test Report |
| H90 | 8.70 g/cm³ | -20 ~ 200°C | ~50–100 HB | ~250–350 MPa | High copper content, good corrosion resistance | $5.5 – $8.5/kg | Corrosion resistant | Sheet Metal / CNC Machining | ★★★ | Polishing | Decorative / electrical | STARWAY Test Report |
| Material | Density | Temp Range | Hardness | Tensile Strength | Key Features | Price (Reference) | Quick Traits | STARWAY Services | Machinability | Available Surface Finish | Recommended Use | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ABS | 1.04–1.18 g/cm³ | -20 ~ 80°C | ~70–80 Shore D | ~40 MPa | Good impact resistance, easy processing, low cost | $1.8 – $3.5/kg | Impact resistant, easy processing | Injection Molding / CNC Machining / 3D Printing (FDM) | ★★★★★ | Painting / Electro-plating / PVD/Powder coating | Housings, enclosures | STARWAY Test Report |
| PP | 0.89–0.92 g/cm³ | -20 ~ 100°C | ~65–75 Shore D | ~30–40 MPa | Excellent chemical resistance, lightweight, flexible | $1.2 – $2.5/kg | Chemical resistant, lightweight | Injection Molding | ★★★★ | Painting | Containers, automotive parts | STARWAY Test Report |
| Acrylic / PC | 1.18–1.20 g/cm³ | -40 ~ 130°C | ~70–90 Shore D | ~60–70 MPa | High transparency, good impact resistance (PC) | $3.0 – $5.5/kg | Transparent, durable | Injection Molding / CNC Machining / 3D Printing (Limited) | ★★★★ | Painting / Hard Coating/Powder coating | Optical parts, covers | STARWAY Test Report |
| Nylon PA6 | 1.14 g/cm³ | -40 ~ 120°C | ~75–85 Shore D | ~60–80 MPa | Good wear resistance, toughness | $2.5 – $4.5/kg | Wear resistant, tough | Injection Molding / CNC Machining/3D Printing (SLS) | ★★★ | Painting/Powder coating | Gears, mechanical parts | STARWAY Test Report |
| Nylon PA66 | 1.14 g/cm³ | -40 ~ 120°C | ~80–90 Shore D | ~70–90 MPa | Higher strength and heat resistance than PA6 | $3.0 – $5.0/kg | Stronger nylon | Injection Molding / CNC Machining/3D Printing (SLS) | ★★★ | Painting/Powder coating | Automotive components | STARWAY Test Report |
| PMMA | 1.18 g/cm³ | -40 ~ 90°C | ~70–80 Shore D | ~60–70 MPa | Excellent optical clarity, weather resistance | $2.5 – $4.5/kg | Optical clarity | Injection Molding / CNC Machining | ★★★★ | Painting / Electro-plating/Powder coating | Display, lighting | STARWAY Test Report |
| POM-C | 1.42 g/cm³ | -40 ~ 100°C | ~80–90 Shore D | ~60–80 MPa | High stiffness, low friction, dimensional stability | $2.5 – $4.5/kg | Low friction, stable | CNC Machining/Injection Molding | ★★★★★ | Painting/Powder coating | Precision parts | STARWAY Test Report |
| PC/ABS | 1.13 g/cm³ | -30 ~ 100°C | ~70–85 Shore D | ~50–70 MPa | Balanced strength, impact resistance, easy molding | $2.5 – $4.5/kg | Balanced performance | Injection Molding | ★★★★ | Painting / Electro-plating / PVD/Powder coating | Consumer electronics | STARWAY Test Report |
| PVC | 1.35–1.45 g/cm³ | -20 ~ 60°C | ~75–85 Shore D | ~40–60 MPa | Flame retardant, corrosion resistant | $1.5 – $3.0/kg | Flame retardant | Injection Molding / Extrusion | ★★★ | Painting/Powder coating | Pipes, covers | STARWAY Test Report |
| PE / HDPE | 0.91–0.93 g/cm³ | -50 ~ 80°C | ~60–70 Shore D | ~20–30 MPa | Lightweight, chemical resistant, impact resistant | $1.2 – $2.5/kg | Lightweight, chemical resistant | Injection Molding / Blow Molding | ★★★★ | Painting/Powder coating | Packaging, tanks | STARWAY Test Report |
| PS | 1.04–1.09 g/cm³ | -20 ~ 70°C | ~70–80 Shore D | ~35–55 MPa | Low cost, rigid but brittle | $1.2 – $2.5/kg | Low cost, rigid | Injection Molding | ★★★ | Painting / Electro-plating/Powder coating | Disposable products | STARWAY Test Report |
| PEEK | 1.30 g/cm³ | -60 ~ 250°C | ~85–95 Shore D | ~90–100 MPa | High performance, heat resistance, chemical resistance | $60 – $120/kg | High performance | CNC Machining / 3D Printing (Industrial)/Injection Molding | ★★★ | Machined finish / PVD/Powder coating | Aerospace, medical | STARWAY Test Report |
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