KO13是何种钢材?

有哪位大虾知道KO13这种材料(鬼子图纸要求用该材料,可淬火至60以上)?请不吝赐教

可请教鬼子,相近的

KO13 =  1.3247 High-speed steel   高速工具钢  W2Mo9Cr4VCo8   GB/T 9943

S2-10-1-8    DIN 17350    1,3247

C% =1，05-1，12
Co% = 7,50-8,50
Cr% = 3,60-4,40
Mo% = 9,00-10,0
V% = 1,00-1,30
W% = 1,20-1,80

Si% = <  0,45
Mn% =< 0,40