The refrigerants for marine application we used depleted ozone and had greenhouse effect.
目前船用制冷装置使用的制冷剂对环境有破坏力,国际协议规定仅允许使用至2030年。
made reasonable technology design and rigorous production control according to the high requirements of CCSB shipbuilding angle steel for anti-corrosion,appearance,impact toughness and other comprehensive quality indices,improved the pureness degree of the steel,refined the grain.
石横特钢根据CCSB船用角钢对耐蚀、外观以及冲击韧性等综合质量指标要求高的特点,进行合理的工艺设计和严密的生产组织,提高了钢的纯净度、细化了晶粒,角钢-40℃冲击功达到35 J以上,钢材表面质量也达到了较高的水准,总体实物质量达到了CCSB船用角钢的用户要求,成材率96。