高压活性弯头使用高密度钢制造并且经过热处理,这样能够确保额定的工作压强,延长使用寿命。
And the high-pressured active bend use high density steel manufacture after the heat treatment, can guarantee the fixed work intensity of pressure like this, extension service life.
本文概述钢制对焊高压带直段弯头的开发。
This paper describes the development of high - pressure steel butt welding bends with straight ends.
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