Prehardened plastic mould steel with good machinability,better than steel grade Mat. No. 1.2312,suitable for texturing.
Enduse = Plastic moulds, mould frames for plastic moulds, large injection moulds, pressure casting dies,recipient sleeves.
Chemical Composition:
Grade | Standard | C | Si | Mn | P≤ | S≤ | Cr | Mo |
1.2311 | DIN | 0.35-0.45 | 0.20-0.40 | 1.30-1.60 | 0.025 | 0.015 | 1.80-2.10 | 0.15-0.25 |
P20 | AISI/SAE | 0.28-0.40 | 0.20-0.80 | 0.60-1.00 | 0.025 | 0.015 | 1.40-2.00 | 0.30-0.55 |
Heat Treatment: QT
Hardness: 280-330HB
Surface: surface flaws/cracks if any are removed by polishing. cleaning marks/scale pitting/peripheral decarburisation within the standard machining allowance is allowed.
US Test: SEP 1921 group 3, class D/d
Degree of Purity: DIN 50602, K4 max. 20
Microstructure: quenched and tempered / fine - even structure
Test Certificate: EN 10204/3.1 with chem. analysis,hardness HB,heat treatment,US test,etc.
Round Bar: Ø12-500mm Flat Bar: 12-500x100-1500mm
Contact: Tom Liu
Phone: 15972351113
Tel: 0714-6556161
Email: tom@zxspecialsteel.com
Add: No.143 The Second Xinjian Village, Huangshi City, Hubei Province,P.R.CHINA
