無縫鋼管 >> 山東精密軸承鋼管-山東GCr15軸承無縫鋼管專用鋼材 14×1.5-2.5-3 20 70×4-4.5-5-6-7-8-9-10-12-15-1616×1.5-2.5-4 30 73×4-4.5-5-6-7-8-9-10-12-15 5018×2.3-4-5 20 76×4-4.5-5-6-7-8-9-10-12-14 60 20×2.5-3-5 17 83×4.5-5-10-12-14-16-18-20 24×2.5-3-4-5-6 25 89×4.5-8-10-12-14-16-18-2025×2.5-3-4-5-6 28 95×4.5-6-8-10-12-14-16-20 28×3-3.5-4-5-6 30 102×4.5-5-6-7-8-10-12-14-16-20 32×3.5-4-5-6-8 40 108×4.5-5-6-7-8-10-12-14-18-20-22 34×4-5-6-8 35 114×4.5-5-6-7-8-10-12-14-18-20 36×3.5-5-6-8 30 121×4.5-5-6-7-8-10-12-14-16-2038×4-5-6-7-8-9-10 33 127×4.5-5-6-7-8-10-12-14-16-20 39×3.5-5-8-10 30 133×4.5-6-8-12-14-16-18-20-25-30 42×3.5-4-5-6-7-8-9-10 140×5-6-7-8-9-10-12-14-16-20-22 45×3.5-4-5-6-7-8-9 40 146×4.5-6-8-12-14-16-18-20-25-30 48×3.5-4-5-6-7-8-9-10 152×4.5-6-8-12-14-16-18-20-25-30 60 51×3.5-4-5-6-7-8-9-10 159×4.5-6-10-12-14 56×3.5-4-5-6-7-8-9-10159×16-18-20-22-25-30 57×3.5-5-6-7-8-9-10-12168×8-10-12-14-20-25-30-35 60×3.5-4.5-5-6-7-8-9-12-14 180×8-12-16-25-30 105 63×3.5-4.5-5-6-7-8-9-10-12-14 180×32-34-38-40-45-50 GCr15鋼是一種合金含量較少、具有良好性能、應用最廣泛的高碳鉻軸承鋼。經(jīng)過淬火加回火后具有高而均勻的硬度、良好的耐磨性、高的接觸疲勞性能。該鋼冷加工塑性中等，切削性能一般，焊接性能差，對形成白點敏感性能大，有回火脆性。