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1.2738 DIN 40CrMnNiMo8-6-4 Steel Forging Parts AISI P20+Ni 40CMND8 Tool Steel
Product Information
DIN 1.2738 steel is a plastic mold steel equivalent to AISI P20 + Ni tool steel. Nickel, chromium, and molybdenum are alloying elements for hardness and toughness. 1.2738 tool steel is specially designed for the plastic mold industry, especially for large steel mold parts.
Size Range
Round bar / Wire rod (Diameter): 5.0 mm to 500 mm
Square bar / Flat bar: 1.0 mm to 500 mm
Forging piece: Stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
Heavy/middle plate via hot rolled: T5 - 1000 mm X W10 - 1000 mm X L1000-12000 mm
Sheet steel via cold rolled: T3 - 10 mm X W5 - 1000 mm X L100 - 1000 mm
Steel strip via cold rolled: T0.5 - 10 mm X W5 - 1000 mm X L (or in coil form)
Length: Fixed length or random length or based on the customer's special requirement.
Chemical Composition and standard
|
40CrMnNiMo8-6-4/1.2738
| AISI P20+Ni | NF 40CMND8 |
| DIN EN ISO 4957-2018 | ASTM A681-08 | -- |
|
Mo(%): 0.15~0.25
| C(％): ≤0.4 Mo(%): ≤0.2 | C(％): ≤0.4 Mo(%): ≤1.0 |
40CrMnNiMo8-6-4/1.2738 Mechanical Properties
Hardness, +QT/HBW: ≥4300
Applications
40CrMnNiMo8-6-4/1.2738 is suitable for large and small plastic molds, high-gloss plastic molds, press plates, pressure boxes, header blocks, forging dies, and plastic products in the automotive industry.
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