1) titanium bars
This paper recommends the application of the PLC control system in improvement of the titanium bars peeling machine,describes the control requirement of the peeling machine with the emphasis on the general plan of control system,hardware composition and software functions of the system.
2) titanium bar
3) titanium material
The welding technology of titanium pipes was introduced comprehensively in this paper, including the welding ability analysis of titanium material, welding method, welding equipment, welder qualification, welding specification, welding procedure, welding inspection, re - welding of welded joints and measures for prevention of accidents etc.
It was suggested that improved process design, strengthening of "one removal and three injections" and selection of duplex steels or titanium material could bring the corrosion under control.
介绍了上海石化股份有限公司常减压装置加工中东高硫原油常减压塔顶及其冷却器的HCl-H2 S-H2 O体系腐蚀 ,以及高温重油部位的S -H2 S -RSH体系腐蚀情况 ,指出改进工艺设计 ,加强“一脱三注”管理和在重点部位选用双相钢或钛材可使腐蚀得到控制。
4) Titanium product
The promising prospects of building Baosteel into an advanced production base of titanium products in our