SchiffbaustahlGL-ENSH400TB SANH440AC SHTB440 SSAH440 RCUP-H440 NKHK400 SCA440CR NSH440TB SANH590AC SHTB590 SANH780AC SHTB780 SANH440B SPH440SF SANH490B SPH490SF SANH590B SPH590SF NKHA590SF SS400 SS400 SP211,SP212 SS400 SPCC JSC270C SPCC SPC270C SPCC SP129 SPCC SPCC SPCC SPCC NC SPLY 钢材特点：高耐磨性，高抗压强度，淬硬后，表面有很高硬度。良好的淬火韧性，淬硬时有优越稳定性，对 回头软点有良好的抵抗性。