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SKT3
Qilu
Product Description
Steel Flat JIS SKT3 Hot Work Tool Steel
1: JIS SKT3 Steel Introduction
SKT3 is a high toughness hammer forging die steel, high toughness, with a certain thermal strength and wear resistance.
SKT3 Steel Stock In Warehouse
2: SKT3 Quality Standard
JIS-G4404 2006-ENG Alloy Tool Steels.pdf
3: JIS SKT3 Steel Equivalent
| Country | China | Japan | Germany | USA | UK |
| Standard | GB/T 1299 | JIS G4404 | DIN EN ISO4957 | ASTM A681 | BS 4659 |
| Grade | / | SKT3 | / | / | / |
4: JIS SKT3 Steel Chemical Composition
| Grade | C | Mn | P | S | Si | Cr | V | Ni | Mo | |||||||
| SKT3 | 0.50-0.60 | 0.60-1.05 | 0.03 | 0.03 | 0.35 | 0.20-1.00 | 1.60-0.30 | 0.25-0.60 | 0.30-0.50 | |||||||
5: JIS SKT3 Steel Mechanical Properties
The mechanical properties mainly include tensile strength, yield strength, elongation, area or reduction, hardness, impact value, non-metalic inclusion etc. Different heat treatment, the mechanical properties will be different, such as normalized, tempered, QT. If you want to know the properties, kindly contact the salesman.
6: JIS SKT3 Steel Overviews
| Size | Round | Dia 6-1200mm | |
| Plate/Flat/Block | Thickness 6mm-500mm | ||
| Width 20mm-1000mm | |||
| Process | EAF+LF+VD+Forged+Heat treatment(optional) | ||
| Heat treatment | Normalized ; Annealed ; Quenched ; Tempered | ||
| Surface condition | Black; Peeled; Polished; Machined; Grinded; Turned; Milled | ||
| Delivery condition | Forged; Hot rolled; Cold drawn | ||
| Test | Tensile strength, Yield strength, elongation, area of reduction, impact value, hardness, grain size, ultrasonic test, US inspection, magnetic particle testing, etc. | ||
| Payment terms | T/T;L/C;/Money gram/ Paypal | ||
| Trade terms | FOB; CIF; C&F; etc.. | ||
| Packing | Standard packages or as per customers request. | ||
| Delivery time | 30-45 days | ||
7: SKT3 Steel Application
SKT3 is suitable for manufacturing small and medium hot forging die, mainly used for hot forming mold.
8: SKT3 Steel Heat Treatment
Annealing : Slowly heat to 760 – 810 ℃， then slowly Cool to 500 ℃ in heat treatment furnace. Then frosty in make public.
After annealing hardness HBS: 235 Max
Hot working temperature / ℃ ： 1050
9: SKT3 Steel Tolerance
Diameter(mm) | Tolerance | ||
Forged Steel Round Bar | 80-600 | Black Surface:0~+5 | Rough Machined or Turned:0~+3 |
650-1200 | Black Surface:0~+15 | Rough Machined or Turned:0~+3 | |
Hot Rolled Steel Round Bar | 16-310 | Black Surface:0~+1 | Peeled:H11 |
Cold Drawn Steel Round Bar | 6-100 | Black Surface:H11 | Peeled:H11 |
10: Delivery Condition
For hot forged bar, usually the delivery condition is hot forged, annealed rough turned/Black surface.
For hot rolled bar, usually the delivery condition is hot rolled, annealed, Black surface.
For hot forged plate, usually the delivery condition is hot forged, annealed, milled surface
For hot rolled plate, usually the delivery condition is hot rolled, annealed, black surface.
