Ang DSS, na maikli para sa Duplex Stainless Steel, ay isang pangkat ng hindi kinakalawang na asero na may mga katangian na humigit-kumulang kalahati ng austenitic at kalahating ferritic sa microstructure. Kung ikukumpara sa ferrite stainless steel, ito ay may mas mataas na plasticity at ductility, walang room temperature brittleness, at makabuluhang napabuti ang intergranular corrosion resistance at welding performance, habang pinapanatili pa rin ang brittleness, mataas na thermal conductivity, at superplasticity bilang ferrite stainless steel. Kung ikukumpara sa austenitic stainless steel, ang DSS ay may mataas na lakas at makabuluhang pinabuting resistensya sa intergranular corrosion at chloride stress corrosion. Ang duplex stainless steel ay may mahusay na pitting corrosion resistance at isa ring nickel-saving stainless steel.
Mabilis na Pananaw para sa Austenitic-Ferritic Stainless Steel | |
Pangunahing Komposisyon ng Kemikal | Cr,Ni,C,Mo,Cu,Si,Nb,Ti |
Pagganap | Non-magnetic, mataas na katigasan, mataas na plasticity |
Kahulugan | Hindi kinakalawang na asero na may austenitic na istraktura at ferritic na istraktura |
Mga Kinatawan na Marka para sa Paghahagis ng Pamumuhunan | 1.4460, 1.4462, 1.4468, 1.4469, 1.4517, 1.4770, A 890 1C, A 890 1A, A 890 3A, A 890 4A, A 890 5A 15, A95 5A, 2205, 2507, 022Cr22Ni5Mo3N, 022Cr25Ni6Mo2N |
Machinability | Patas |
Weldability | Sa pangkalahatan ay napakahusay |
Mga Karaniwang Gamit | Valve at pump, Marine products, Hardware, Chemical Processing...atbp |
Mga Ferrous at Non-ferrous na Materyales para sa Investment Casting, Lost Wax Casting Process:
- • Ductile Iron o Nodular Iron: GGG40, GGG50, GGG60, GGG70, GGG80; GJS-400-18, GJS-40-15, GJS-450-10, GJS-500-7, GJS-600-3, GJS-700-2, GJS-800-2; QT400-18, QT450-10, QT500-7, QT600-3, QT700-2, QT800-2;
- • Carbon Steel: AISI 1020 - AISI 1060, C30, C40, C45.
- • Steel Alloys: ZG20SiMn, ZG30SiMn, ZG30CrMo, ZG35CrMo, ZG35SiMn, ZG35CrMnSi, ZG40Mn, ZG40Cr, ZG42Cr, ZG42CrMo...etc kapag hiniling.
- • Stainless Steel: AISI 304, AISI 304L, AISI 316, AISI 316L, 1.4401, 1.4301, 1.4305, 1.4307, 1.4404, 1.4571 at iba pang grade na hindi kinakalawang na asero.
- • Brass, Red Copper, Bronze o iba pang Copper-based na alloy na metal: ZCuZn39Pb3, ZCuZn39Pb2, ZCuZn38Mn2Pb2, ZCuZn40Pb2, ZCuZn16Si4
- • Iba pang Mga Materyal ayon sa iyong mga natatanging kinakailangan o ayon sa mga pamantayan ng ASTM, SAE, AISI, ACI, DIN, EN, ISO, at GB
Mga Aplikasyon ng Aming Custom na Mga Bahagi ng Casting at Machining:
Ang mga investment casting ay malawakang ginagamit sa mga pump at valve, sasakyan, trak, haydroliko, forklift truck at marami pang ibang industriya. Dahil sa kanilang pambihirang casting tolerance at exellent finish, ang nawalang wax castings ay ginagamit nang higit pa at higit pa. Lalo na, ang stainless steel investment castings ay may mahalagang papel sa paggawa ng mga barko at mga bangka dahil mayroon silang malakas na pagganap laban sa kalawang.
- 1. Mga Bahagi ng Sasakyan: Brake Disc, Connect Rod, Drive Axle, Drive Shaft, Control Arm, Gearbox Housing, Gearbox Cover, Clutch Cover, Clutch Housing, Wheels, Filter Housing, CV Joint Housing, Lock Hook.
- 2. Mga Bahagi ng Truck: Rocker Arms, Transmission Gearbox, Drive Axle, Gear Housing, Gear Cover, Towing Eye, Connect Rod, Engine Block, Engine Cover, Joint Bolt, Power Takeoff, Crankshaft, Camshaft, Oil Pan.
- 3. Mga Bahagi ng Hydraulic: Hydraulic Cylinder, Hydraulic Pump, Gerotor Housing, Vane, Bushing, Hydraulic Tank, Hydraulic Cylinder Head, Hydraulic Cylinder Triangle Bracket.
- 4. Mga Bahagi ng Makinarya sa Agrikultura at Traktora: Pabahay ng Gear, Cover ng Gear, Connect Rod, Torque Rod, Engine Block, Engine Cover, Oil Pump Housing, Bracket, Hanger, Hook, Bracket.
- 5. Mga Riles ng Tren at Mga Sasakyang Pangkargamento: Shock Absorber Housing, Shock Absorber Cover, Draft Gear Housing, Draft Gear Cover, Wedge at Cone, Gulong, Brake System, Handle, Guid.
- 6. Mga Bahagi ng Makinarya sa Konstruksyon: Gear, Bearing Seat, Gear Pump, Gearbox Housing, Gearbox Cover, Flange, Bushing, Boom Cylinder, Support Bracket, Hydraulic Tank, Bucket Teeth, Bucket.
- 7. Mga Bahagi ng Logistics Equipment: Mga Gulong, Caster, Bracket, Hydraulic Cylinder, Forklift Spare Parts, Lock Case.
- 8. Mga Bahagi ng Valve at Pump: Valve Body (Housing), Butterfly Valve Disc, Ball Valve Housing, Flange, Connector, Camlock, Open Impeller, Close Impeller, Pump Housing (Body), Pump Cover.



