Since the property requirements are so special, tool steel are usually melted in electric furnace using careful metallurgical quality control.
由于需要的性质是如此特别，工具钢通常使用冶金质量控制的方法在电炉中熔化。
The tool adopts advanced tool steel SKD-11, after special processing, will be more durable;
刀具采用高级工具钢SKD-11，经特殊工艺处理，更加经久耐用；
The utility model relates to a special anchor tool used for tensioning steel strands.
本实用新型为张拉钢铰线的专用锚具。
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