| JIS | AISI | WNr | DIN |
| - | P21 | - | - |
CHEMICAL COMPOSITION(Typical Analysis %)
| C | SI | Mn | Cr | Mo | Ni | A1 |
| 0.14 | 0.35 | 1.49 | 0.34 | 0.28 | 3.02 | 1.021 |
STEEL PROPERTIES
STAR80 is a precipitation or age-hardened mould steel with a uniform through hardness of approximately 40 HRC. It is a very clean steel with uniform grain structure, uniform hardness, and excellent dimensional stability
PHYSICAL PROPERTIES
Thermal coductivity W/(m.K) 100°C/41.3 200°C/41.2
Coefficient of linear thermal expansion
| 10-1 °C-1 | 20-100°C | 20-200°C | 20-300°C |
|---|---|---|---|
| 11.3 | 12.6 | 13.5 |
APPLICATIONS
Unique characteristics; 40 HRC hardness; age-hardened for uniformity of hardness throughout, even in heavy section; possibility of repair welding; possibility of nitriding high gloss polishability
HEAT TREATMENT
| SOFT ANNEALING(°C) | COOLING | HARDNESS (HB) |
| 640-660 | FURNACE | MAX. 330 |
| HARDENING FROM(°C) | IN | HARDNESS AFTER QUENCHING (HRC) |
| 880-900 | OIL, AIR | 41 |
| TEMPERING (°C) | 200 | 300 | 400 | 500 | 550 | 600 |
| HARDNESS (HRC) | 41 | 41 | 40 | 43 | 33 | 35 |
*Further hardening is not recommended
NITROCARBURISING AT 570°C X 2HRS (51 %NH3, 43%N2, 1% Propane)
| HRC AT COMPOUND LAYER | THICKNESS OF COMPOUND LAYER | THICKNESS OF CASE DEPTH | CORE HARDNESS (HRC) |
| 63 | 10-12µm | 250µm | 33 |
ADDRESS
PHH METAL 1 SDN. BHD.
Wisma PHH, Jalan PPU 3,
Taman Perindustrian Puchong Utama,
47100 Selangor,
Malaysia..
CONTACTS
Email: info@phh.com.my
: sales@phh.com.my
Telephone: +60 3 8068 7000
Fax: +60 3 8068 2020
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