1.
HF Hanguan processing, steel wholesale and retail.
高频焊管加工，钢材批发兼零售。
2.
HF Hanguan, chairs accessories (except wood products) for processing, marketing.
高频焊管，转椅配件（除木制品）加工，销售。
3.
Relation of Quantity and Investment Between Welded Pipe Length and Medium Diameter High-frequency Welded Pipe Units
焊管成品长度与中直径高频焊管机组产量及投资的关系
4.
Specially suitable for zinc patching of weld seam in tube welding line, and capacitor spray.
本套设备适合于高频焊管生产线上进行焊缝的补锌及电容喷涂。
5.
Research on Rupture Property and Residual Stress of the Joint of High Frequency Electric Resistance Welded Pipe;
高频焊管焊接接头的断裂行为和残余应力的研究
6.
The Research and Application of Alloy Nodular Cast Iron Roll for HF welded Steel Pipe Mill
高频焊管轧机合金球墨铸铁轧辊的研究应用
7.
Harmonics Analysis and Processing Method Research of High Frequency Welding Devices in Pangang Group;
攀钢高频焊管设备谐波分析及抑制技术的研究
8.
Special Manganese-titanium Alloy Steel Application in High Frequency Welded Pipe Squeeze Roller
特种锰钛合金钢在高频焊管机挤压辊上的应用
9.
HF Hanguan manufacturing; Construction materials, metal materials wholesale and retail; Lathe processing.
高频焊管制造；建筑材料，金属材料批发，零售；车床加工。
10.
high frequency welded spiral fin tube
高频焊接螺旋翅片管
11.
The Temperature Control System in HF Spiral Pipe Mill
高频螺旋焊管焊缝温度的闭环控制系统
12.
The Modelling of Temperature Control by Speed in HF Welding Pipe Process and its Temperature Control System
高频直缝焊管焊接速度控温建模及控温系统
13.
Test Research on HF Welding Boiler Pipe Substitute Seamless Boiler Pipe
高频焊锅炉管替代无缝锅炉管的试验研究
14.
A Solution of the Temperature Field With One-D imens ion in t he Heat ing Zone for t he ERW P ipe
高频直缝焊管加热区温度场的一维解析
15.
HF WELDING PROCESS OF AUSTENIC STAINLESS STEEL PIPES HAS PASSED APPRAISAL
奥氏体不锈钢管高频焊接工艺通过省级鉴定
16.
Improvement of High-frequency Induction Brazing Process for Brass and Stainless Steel Tube
黄铜与不锈钢管高频感应钎焊工艺的改进
17.
The Process and Applications of High Frequency Welding for the High-efficient and Energy-saving Copper Tubes or Pipes with Inner Grooved Used in Air Conditionings and Refrigerators;
空调与制冷用高效节能内螺纹铜管高频焊工艺及应用研究
18.
Development on High-frequency Induction Brazing Solder of Al/45 Steel
Al/45钢高频感应钎焊焊料的研制