Specification :

CAST STEEL SHOT

Sizes: S70, S110, S170, S230, S280, S330, S390, S460, S550, S660, S780, S930
Chemistry composition

C( C) 0.70^ 1.20%

Manganese( Mn) 0.60^ 1.20%

Si( Si) 0.40^ 1.20%

S( S) d0.05%

P( P) d0.05%

Average degree of hardness

 500g The lotus carried a measurement
Normal regulations 40^ 50HRC ( 377^ 509HV)

Special 52^ 56HRC ( 543^ 620HV)

Special 56^ 60HRC ( 620^ 713HV)