... :GB/T 1825 1825 4 Grade:GCr15 Size:12-200mm
High-
carbon chromium bearing steel MainPerform st;p>Perform standardGradeSize>Alloy structure ... &amsp; &amsp; &sp; 60Si2Mn60Si2MnA60Si2CrA&a<CrA<;
12-200mm60Si>60Si2CrVA55CrMnA50CrVAJISSUP9SUP9ASUP11ADIN55Cr3High-carbon chromium bearing steelGB/T 18254/T 18254GCr1512-200mm