P20 Plastic mould steel
hardened&tempering
technology:EAF+LF-VD
hardened&tempering
technology:EAF+LF-VD
Delivery condition:
forging, black surface, pre-harden or tempering to 28~33HRC/30~35HRC
Specification:
Flat:Width:50~1200mmThickness:20~500mm
Round :50-500mm
Length:6000mm at most
General:
Through-hardening, good machining and mirror polishing abilities; in hardened condition, mold cavity can be put in direct use after processing; suitable for surface treatment and chrome plating; nitriding can increase surface hardness
Through-hardening, good machining and mirror polishing abilities; in hardened condition, mold cavity can be put in direct use after processing; suitable for surface treatment and chrome plating; nitriding can increase surface hardness
Chemical analysis :
C% | Mn% | Si% | Cr% | Mo% | P% | S% |
0.28~0.4 | 0.60~1.00 | 0.20~0.80 | 1.40~2.00 | 0.30~0.55 | =<0.03 | =<0.03 |
Compared grades,based on usage:
,
Chinese | American | German | Swedish | Japanese |
GB | AISI | DIN | ASSAB | JIS |
3Cr2Mo | P20 | 1.2311 | 618 | PDSS |
