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1·Toughness of microalloyed forging steel should be improved with the increase of strength.

提高微合金非调质钢的强度需要改善其韧性。

2·These inclusions resulted in cracking of the cold forging steel during the cold heading process.

通过理化检测，对铆螺钢在冷镦时出现开裂的原因进行了分析。

3·Fsurfacing welding the mold of forge in cast steel forging steel, also to repair the forge mold.

用于铸钢及锻钢上堆焊锻模、也可用于锻模的修复。

4·The result showed that ADI has better wear resistance than low alloy cast iron and forging steel.

结果表明，其耐磨性明显优于低合金球铁和锻钢。

5·Toughness of powder forging steel can be increased efficiently by diffusion annealing in longer time.

长时间扩散退火可有效地提高粉末锻造钢的韧性。

6·For surfacing welding the mold of forge in cast steel and forging steel, also to repair the forge mold.

用于铸钢及锻钢上堆焊锻模、也可用于锻模的修复。

7·HTMT significantly improves the ductility and fracture toughness of sintered steel and powder forging steel.

高温形变淬火显著改善烧结钢和粉末锻钢的延性和断裂韧性。

8·The manufacturing and being in use quality control of forging steel rolling mill rolls was analyzed in this paper.

本文从制造和使用两个方面对锻钢轧辊的质量控制进行了分析。

9·Now our company has two casting steel ball production lines, three forging steel ball production lines, one temper line.

公司现有铸造钢球生产线两条，锻造钢球生产线三条，回火线一条。

10·The reason of cracking phenomenon occurring of the cold forging steel was analyzed by the composition and microstructure tests.

通过对铆螺钢的成分与组织检验，对铆螺钢在冷镦时出现开裂现象的原因进行了分析。