选择适当孔型系和辊锻道次，正确设计辊锻模，可在合适的辊锻机上完成双头螺栓的成形。
It is found that if the roll passes and the the rolling processes are reasonably chosen and the roll forging dies are designed properly, the stud can be formed on a suitable roll forging mill.
选择适当孔型系和辊锻道次，正确设计辊锻模，可在合适的辊锻机上完成双头螺栓的成形。
It is found that if the roll passes and the the rolling processes are reasonably chosen and the roll forging dies are designed properly, the stud can be formed on a suitable roll forging mill.
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