We at Prime Steel manufacture various grades of round, including carbon, case hardening, and through-hardening steel, as well as any other grades required by our customers.
4.5*5, 5*5, 5*6. 6.5*7.5 8*9, 10*11, 10*12, 12*14, 14*17
1010, CHQ, 1018, 15B25, EN8D, LC, 1008, SUP9, 31CRV3, 55SI7, 8620, C-30, 15B41, EN8DLHT, 4140, C-45, EN18, EN24, S35C8, CK-45, EN9, EN47, 42CR4MO2, 1030, H13, EN31, EN36C
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1010, CHQ, 1018, 15B25, EN8D, LC, 1008, SUP9, 31CRV3, 55SI7, 8620, C-30, 15B41, EN8DLHT, 4140, C-45, EN18, EN24, S35C8, CK-45, EN9, EN47, 42CR4MO2, 1030, H13 EN31, EN36C.