锻焊

Diathermy is widely used in metal forging, mechanical parts and components heat treatment hardening, brazing and hardening the surface of small parts, solar collector tubes grilled consumption devices, wire and heat treatment.

广泛应用于金属透热锻打，机械零部件热处理淬火，钎焊及微小工件的表面淬火、太阳能集热管烤消设备、线材热处理等。

Aiming at solving the difficulties of prototype manufacturing of conical ring for the steam generator shell of 600MW Nuclear Reactor,this paper developed a new techniques for the prototype manu-facturing of the great conical ring utilizing ring rolling technology based on RAW200/160-5 ring rolling.

1引言600MW蒸汽发生器壳体是核电站的关键设备，由封头、锥形环件和筒体组焊而成。以往制造这种锥形环件所采用的办法是，先锻制环形筒件再采用机械加工方法成形或者采用自由锻造方法直接在水压机上锻制出大型锥形环件，但这些工艺既费工时又大量浪费材料，而且产品精度不高[1]。

Metal separations, resulting from imperfections at the edges of the plate or skelp, parallel to the surface, which turn toward the ID or OD pipe surface when the edges are upset during welding.

由于钢板或管坯边缘存在的缺欠所产生的平行于对焊表面的金属分离，当焊接过程中对焊边顶锻时，这些缺欠超者管子内表面或外表面翘曲。

With 3.0 t empty dual-use steam forging hammer, 1.0 t empty dual-use steam forging hammer, 750 kg, 400kg, 250kg, 150kg Kong Qichui a total of seven, made 3.0 t, 2.5t of a hammer plywood Taiwan, the construction of 2 m × 1.5m × 1.0m two large coal-fired furnace, a gas generator furnace, resistance furnace, Oil Furnace, Meilu stoves and other heat treatment of the four sets, with the following specs for Φ550 Saw 5,φ100 major fault Liu and other supporting material under the equipment, and has CW611250, T68, and other machining equipment, more than 60 species of vehicles, milling, planing, grinding, boring jobs complete, the main products φ820 × 60 × 1300 following the suppression of three products,φ273 high-pressure forging Billet-three links, all kinds of high-pressure-welded flange and 3.0 t following forging free, annual production capacity of 2400 t.

拥有3.0t空蒸两用模锻锤，1.0t空蒸两用模锻锤，750kg、400kg、250kg、150kg空气锤共7台，自制3.0t、2.5t夹板锤各1台，建造2m×1.5m×1.0m大型燃煤加热炉两座，煤气发生器加热炉1座，电阻炉、油炉、煤炉等热处理炉具各4套，拥有加工规格为Φ550以下锯床5台，φ100大型断料机等配套下料设备，且拥有CW611250、 T68等机加工设备60余种，车、铣、刨、磨、镗工种齐全，主要产品φ820×60×1300以下压制三通成品管，φ273高压锻制三通方坯，各种中高压平对焊法兰及3.0t以下自由锻件，年生产能力2400t。

Electrical Heating Upsetter; Air Hydraulic Flash Butt Welding Machine; Automatic Air-Hydraulic Pressure Seam Welder; Multi-...

双座电气加热挤压锻缩机；空油压式闪碰焊机；自动空油压轮焊机；多点式网类焊接机；螺母及螺丝自动。。。

In the 3rd century, improvements in metal working technology which allowed the introduction of the spatha finally antiquated the venerated gladius

靠剑刃部分由4种低碳钢组成，含量在0.05–0.07%，芯比刃碳含量高，简直搞笑，成了内硬外软，搞锻焊还有什么意义？

The author innovated forging process of shell of forging - welded hydrogenating reactor which was awarded The First Prize state Science and Technology Development before, by using VE principle.

运用价值工程原理，改进了获国家科技进步一等奖的锻焊结构加氢反应器的简节锻造工艺，创新后的简节锻造工艺又应用在其他两台类似的加氢反应器上，总计降低生产成本1700余万元

T2 Cu/2A50 Al alloy was bonded by blacksmith diffusion welding technology.

采用锻接扩散焊法进行了T2铜／2A50铝合金异种材料的焊接。

Based on the characteristics and the demands of synchronization, a single nero forecast controller was presented, which was designed to eliminate synchronization error of upset force in flash butt welding. A press feedback loop was designed to solve the problem that it is uneasy to assemble force sensor in flash butt welding.

针对于大截面钢坯闪光焊顶锻阶段的特点和同步要求，提出了一种基于单神经元的同步误差预测控制方案，用于消除闪光焊顶锻过程中的系统之间顶锻力的同步误差；方案中采用液压系统压力反馈的方法解决了闪光焊中不方便安装里传感器的问题。

The results of the experiments show that the model simulated the actual process by flash butt welding accurately.Using the electric-heat coupling model built, this work discussed how to get the temperature field with different welding parameters and its effect conditions.

对电阻闪光对焊过程中伸出长度、闪光模式、闪光速度等规范参数的变化规律进行了定量分析，揭示了电热耦合过程中不同焊接规范组合下的产热规律和温度分布规律；利用所建立的闪光对焊热力耦合模型计算了顶锻过程中顶锻接触行为的主要影响因素与规律。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了