1.2767 Allloy Steel Flat Bar

1.2767 steel flats 1.Dimension:30~400mmX50-1200mm 2.Delivery Conditon:annealed, black/milled surface 3.Short Delivery TIme

 

1.2767 steel flats
Chemical Composition(%)
C	Si	Mn	P	S	Cr	Mo	Ni	W
0.40-0.50	0.10-0.40	0.15-0.45	≤0.030	≤0.030	1.20-1.50	0.15-0.35	3.80-4.30	0.40-0.60 (OPTIONAL)
Specialty
1.High toughness of mold steel for oil and gas quenching
2.Good hardenability
3.A small amount of quenching distortion
4.Excellent polishing performance
Use
1.Heavy-duty high toughness pressure dies
2.Required high stress forming dies
3.Heavy cold work tools
4.Shear tools
5.Required high hardness and high toughness plastic mold
Heat Treatment
1.Quench: 840-870°c oil or air cooling
2.Tempering temperature: 160~250 °c
3. Hardness: 56HRC
Melting Process
1. EAF: Electric Furnace+LF+VD(Optional)
2. ESR:  Electric Furnace+LF+VD+Eleroslag Remelted(Optional)
UT Class
According to Standard of SEP 1921/84,100% Volume, Level C/c, D/d or E/e
Tolerance on Quantity
+/-10% Per Size