本SAE推荐实施规程涵盖了用于制造弹簧的油回火铬硅合金钢丝的机械和化学要求，当在中等高温下使用时，弹簧需要耐凝固。它还涵盖了用这种金属丝制造的弹簧的加工要求。

This SAE Recommended Practice covers the mechanical and chemical requirements of oil-tempered chromium silicon alloy steel wire used for the manufacture of springs requiring resistance to set when used at moderately elevated temperatures. It also covers the processing requirements of springs fabricated from this wire.