... high strength drill pipe 高强度钻探管 High Strength Pipe 高强度管材 high-strength prestressed pipe pile 高强预应力管桩 ...
基于4个网页-相关网页
high strength welded pipe 高强度焊接管 ; 高强度
high strength drill pipe 高强度钻探管
high strength welded steel pipe 高强度焊接钢管
high-strength prestressed pipe pile 高强预应力管桩
GBF high strength thin-wall pipe GBF高强薄壁管
high strength drilling pipe 高强度钻探管
prestressed high-strength concrete pipe pile 预应力混凝土管桩
high strength oil pipe 高钢级油管
high strength line pipe 高钢级管线钢管
In this paper, the traditional HAZ grain growth model is analyzed. Based on the model, analytical model of austenite grain growth fit to high strength pipe-steel is introduced.
分析了传统的焊接热影响区（HAZ）晶粒长大模型，在此基础上，介绍了适用于高强度管线钢的奥氏体晶粒长大的耦合模型。
In order to improve on the properties of drilling pipe and its competitive price, a research on design and manufacturing high strength pipe is done based on a cooperation between DUT and Bao Steel.
为提高国产钻杆的市场竞争力，改善其使用性能，我们与宝钢合作，开展了《高强度钻杆的开发》这一国家级课题。
Basically, those steel pipe materials which, with adequately high strength, show sufficient toughness, good welding behaviour and resistance to corrosive media are in demand.
基本上，这些需求的钢管材料，都具有足够大的强度，韧性，良好的焊接能力以及耐腐蚀介质。
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