This is conducted on normalized AISI 4140 steel with a controlled maximum temperature in each pass below melting point with different parameter combinations, followed by the Vickers hardness test, electron microscopic investigations for determining the grain size of the martensite and electron probe ...
Delivery condition: hot rolled, annealed, normalized, quenched and tempered Packaging: 1. Bundle packing 2. Beveled end or plain end or varnished as per buyer's required 3. Marking: as per customer's requests 4. Painting varnish coating on the pipe 5. Plastic caps at ends Deli...
Qt/Normalized/Annealing Tolerance -0/+0.5mm Transport Package Seaworthy Packaging Specification 200mm-1000mm Trademark Shandong Origin China Production Capacity 5000tons Product Description Alloy Steel Round Bar 4140/Aisi 4140 Round Bar,1.7225 Steel,4140 Round Steel Bar1.4140 42...
Normalized ; Annealed ; Quenched ; Tempered Technique Use Cold Drawn/Cold Pilfered/Cold Rolled/Hot Rolled Cold Drawn/Cold Pilfered/Cold Rolled/Hot AISI, ASTM, BS, DIN, GB, JIS Model Number D2/DIN 1.2379/JIS SKD11/X155crvmo12-1 Transport Package N...
Before hardening, it can be normalized by heating at 913°C (1675°F) for a long period of time followed by air cooling.Forging AISI 4140 alloy steel is forged at 926 to 1205°C (1700 to 2200°F)Hot Working AISI 4140 alloy steel can be hot worked at 816 to 1038°C (1500 ...
ASTM/AISI/UNS/SAEDIN, WNrGBJISAFNORBSUNIPNISOONORMSSUNE 4140 / G4140042CrMo4/ 1.722542CrMoSCM44042CD4708M4042CrMo42244 Heat Treatment AISI 4140 alloy steel is heated at 845°C (1550°F) followed by quenching in oil. Before hardening, it can be normalized by heating at 913°C (1675°F) fo...
Supply Condition Qt/Normalized/Only Forged Surface Rough Machining/Black Surface Main Grade Scm440 4140 4145 4130 8620 S45c Forging Rings Forging Parts Transport Package Seaworth Packaging Specification 200mm-1000mm Trademark DAJIN Origin China Production Capacity 2000tons Product ...
SCM440(SAE4140)机械性能
AISI 4140 alloy steel is heated at 845°C (1550°F) followed by quenching in oil. Before hardening, it can be normalized by heating it at 913°C (1675°F) for a long period of time, followed by air cooling. Forging AISI 4140 alloy steel is forged at 926 to 1205°C (1700 to 2200...
Normalized ; Annealed ; Quenched ; Tempered Technique Use Cold Drawn/Cold Pilfered/Cold Rolled/Hot Rolled Cold Drawn/Cold Pilfered/Cold Rolled/Hot AISI, ASTM, BS, DIN, GB, JIS Model Number D2/DIN 1.2379/JIS SKD11/X155crvmo12-1 Transport Package Nude Packing Specification 1*20...