The technical requirements for the rail fastener
2021-11-19
In order to achieve good application effect,the manufacturers must ensure that the quality of the fastener is qualified and the model is suitable.So there are some requirements when choosing the ammo bar: 1,Spring Clip surface should not have spots scar,crack,oxide skin and burr. 2.The metallographic structure of Spring Clip should be uniform tempered trostite and sorrotenite,and a small amount of intermittent ferrite is allowed in the heart. 3.Elastic Clip For Railway shall not overheat or overburn.The surface decarbonization depth including pure iron and transition layer shall not exceed 0.3mm. 4,Spring Clip surface should be anti-rust treatment. 5.Spring Clip Each part is not allowed to have local scratches and tensile marks.The width of the indentation generated by hot pressing of the middle part and the tail shall not be greater than 4mm,and the two limbs are not allowed to have reverse warping. 6.Spring Clip Put on the platform,the limbs should be stable,if there is uneven,one of the limbs should not be more than 0.8mm. Anyang Railway Equipment Co.,Ltd.focuses on the production and sales of elastic fasteners,welcome to consult.
