After shot peening, the regular fatigue strength of aluminium alloy can be increased and the effect of micromotion on fatigue performance of ther material can be avoided.
铝合金经喷丸强化处理后，可将常规疲劳强度提高，并使材料的疲劳性能不受微动作用的影响。
Our material can be carbon steel , alloy steel , stainless steel , copper and aluminium.
碳钢、合金钢、不锈钢、铜质和铝质。
It was made from aluminium alloy, a kind of hard material, which can prevent the stuff you want to hold from being stolen.
它是由一种安全的材料—铝合金制成的。这种材料能很好地保护你想加密的物品。
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