Plastic Mould Steel 1.2311
Equivalent grades: DIN 1.2311/ 40CrMnMo7, AISI P20, 618(ASSAB)
Chemical composition:
C |
Si |
Mn |
Cr |
Mo |
P |
S |
0.35-0.45 |
0.20-0.40 |
1.30-1.60 |
1.80-2.10 |
0.15-0.25 |
0.03max |
Available sizes: Round dia 16mm to 600mm; flat 16 - 400mm x 200 – 800mm
Manufacture: EF/ESR, hot forged/ hot rolled
Surface condition: black/grinded/rough turned/milled
Delivery condition: annealed/quenched and tempered
Hardness: annealed, 235HBS max/ after Q+T, hardness 28-35HRC
Characteristics: good machinability, better polishability then 1.2312, similar to AISI P20
Applications: plastic moulds, frames for plastic pressure dies, hydroforming tools
(All technical information is for reference only)
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