Round bar
Round
AISI, ASTM, DIN, JIS, GB, BS
Stainless Steel Scrap
Forged
Plate
Polished
High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
Tool Steel Bar
Smooth
Wooden
6-400mm
China
7214100000
Product Description









CHEMICAL COMPOSITION:
C | Si | Mn | P | S | Cr | Mo | W | V | Co | Ni |
---|---|---|---|---|---|---|---|---|---|---|
0,55-0,65 | 0,70-1,00 | 0,15-0,45 | Max 0,030 | Max 0,030 | 0,90-1,20 | - | 1,70-2,20 | 0,10-0,20 | - | - |
MECHANICAL PROPERTIES:
Hardness after | Tempering ºC | Symbol | Value |
Soft annealing | - | HB | ≤229 |
Quenching with 910 ºC in oil | - | HRC | 62.5 |
Quenching with 910 ºC in oil and tempering | 180 | HRC | ≥58 |
200 | HRC | 60 | |
225 | HRC | 59.5 | |
250 | HRC | 59 | |
300 | HRC | 57.5 | |
350 | HRC | 55.5 | |
400 | HRC | 53.5 | |
450 | HRC | 51 |
PHYSICAL PROPERTIES:
Property | Unit | Value |
Density, ρ | g*cm-3 | 7.95 |
Thermal expansion, α20-100ºC) | K-1 | 12.4*10-6 |
Thermal conductivity, λ55ºC) | W*m-1*K-1 | 34.2 |
TECHNOLOGICAL TREATMENT PROCESSES:
Technological treatment processes | Possible application | Temperature, °C | ||
Hot forming | Forging | + | 1050-850 | |
Rolling | + | 1050-850 | ||
Treatment | Heat treatment | Quenching | + | 900-920 |
Tempering | + | 170-190 | ||
Precipitation strengthening | Supersaturation | - | - | |
Ageing | - | - | ||
Annealing | Soft annealing | + | 710-740 | |
Stress relieving | + | 600-700 | ||
Thermochemical treatment | Nitriding | - | - | |
Other | - | - |
INTERNATIONAL STEEL GRADES:
ISO | CEN | Russia | |||
60WCrV8 | ISO 4957:2004 | 60WCrV8 | ISO 4957:2004 | ~6HW2SF | GOST 5950-73 |
US | Japan | China | |||
~S1 | ASTM A 681-91 | - | - | ~6CrW2Si | GB 1299-85 |
APPLICATION:
Steel susceptible to cold shear knives, pneumatic tools, such as cold setts, chisels, riveting presses, mandrels,
paper and wood cutting knives, cold striking stamps, ejector pins, bending moulds, demurring machines,
cutting tools for machines, tools for stamping, upsetting tools, cutting tools for plates up to 10mm, pressure
casting dies, drills, mill cutters, blanking dies for metal sheet products with a higher thickness and rolls for
flatteners, air hammers etc.
