特点：以锰为主要合金元素的铝合金,不可热处理强化,耐腐蚀性能好,焊接性能好。塑性好。(接近超铝合金)。Essential is employing cookies to boost your searching working experience. By continuing to browse the site, that you are agreeing to our utilization of cookies.Certainly, vacuuming is essential towards the