... .60~1.00,Cr=1.40~2.00,Mo=0.30~0.55 ,P≤0.030,S≤0.0302>Specification:thickness ... large-size or medium-sized precision plastic mould and low melting point alloy parts,like:tin,zinc and lead alloy casting mould ... tempering hardness:28~34HRC,Annealing hardness:HBS≤2355>payment terms:30% deposit,balance against LC at sight or TT