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Categories：Steel Forgings
Model No.:DIN1.2714
Round: Dia 16.0mm-1000mm.
Square/Flat: Th 10-120mm x W 30-610mm.
Block: Th 100-800mm x W 100-1000mm.
Length: 2000mm-5800mm(optional).
Surface: Black or Bright surface.
MOQ: 2.00-5.0ton.
1.2714 Hot Work Tool Steel – SKT4 L6 5CrNiMo
Application
Typical applications for 1.2714 hot work tool steel are forging dies, hot shear knives, punches, backing plates, die holders, hot punching tools, cutters, templates, cams, guides, levers, saws, knives, straight edges, fixtures, machine parts, blanking dies, draw dies, lamination dies, molding dies, swaging dies, screw dies and trim dies, etc.
Quality Standard
-ASTM A681 Standard Specification for Tool Steel Alloy.
-BS EN ISO 4957-2000 Tool Steel.
-JIS G4404-2006 for Tool Steel.
Steel Grades
ASTM DIN JIS GB/T
L6 1.2714 SKT4 5CrNiMo
Chemical Composition(%)
| Steel Grade | C | Si | Mn | P | S | Cr | Mo | V | Ni |
| 1.2714 | 0.50-0.60 | 0.10-0.40 | 0.65-0.95 | 0.035 max | 0.035 max | 1.00-1.20 | 0.45-0.55 | 0.07-0.12 | 1.50-1.80 |
| L6 | 0.65-0.75 | 0.25-0.80 | 0.60-1.00 | 0.030 max | 0.030 max | 0.60-1.20 | 0.30-0.55 | / | 1.25-2.00 |
| SKT4 | 0.50-0.60 | 0.10-0.40 | 0.60-0.90 | 0.035 max | 0.020 max | 0.80-1.20 | 0.35-0.55 | 0.05-0.15 | 1.50-1.80 |
| 5CrNiMo | 0.50-0.60 | 0.40 max | 0.50-0.80 | 0.035 max | 0.020 max | 0.50-0.80 | 0.15-0.30 | / | 1.40-1.80 |
Heat Treatment
Annealed: 650 to 700°C (1202 to 1292°F)
Slow controlled cooling in furnace at a rate of 10 to 20°C/hr (50 to 68°F/hr) down to approx. 600°C, (1112°F) further cooling in air. Hardness after annealing: 248HB max.
Capacity
2,000 ton per month.
Test
Chemical analysis, Mechnical analysis, Ultrasonic testing, Metallographic, Straightness, Surface quality and dimension report.
Package
Each bundles of max 3,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips.
Mill’s Test Certificate
EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.
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