采用外观和金相方法，对止血钳和手术剪锻坯出现的型腔填充不满、裂纹、重皮和切边撕裂等缺陷进行分析。
Forging defects of mould cavity non-saturate, crack, pucker and shearing edge avulsion, etc. on the astrictive clamps and operating scissors are studied by means of appearance and metallography.
结果表明，感应电渣离心浇铸h 13钢毛坯制造的斜轧辊，其使用寿命不低于电渣重熔锻材制造的斜轧辊。
The application results show that the service life of slanting roller made of CIESC steel H13 blank is up to that made of ESR forged steel H13 blank.
结果表明，感应电渣离心浇铸h 13钢毛坯制造的斜轧辊，其使用寿命不低于电渣重熔锻材制造的斜轧辊。
The application results show that the service life of slanting roller made of CIESC steel H13 blank is up to that made of ESR forged steel H13 blank.
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