1.
high frequency welded spiral fin tube
高频焊接螺旋翅片管
2.
HF Hanguan processing, steel wholesale and retail.
高频焊管加工，钢材批发兼零售。
3.
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。
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.
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
7.
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
8.
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
9.
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
10.
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
11.
Time-sharing controlled frequency multiplication of IGBT based 180 kHz/50 kW high frequency induction soldering power supply
倍频分时控制IGBT180kHz/50kW高频感应焊接电源
12.
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
13.
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
14.
Study on the Post-weld Heat Preservation Technology of Hi-frequency Induction Brazing for PCD Cutting Tools;
PCD刀具高频感应钎焊焊后保温工艺研究
15.
Temperature Field Analysis of High-frequency Induction Brazing and Experimental Verification;
高频感应钎焊温度场分析与试验研究
16.
Study on the Hi-frequency Induction Brazing of Diamond Tools
金刚石刀具高频感应钎焊工艺的研究
17.
Research on Controllable High-Frequency Pulse Welding Power Source
高频脉冲能量可控式焊接电源的研究
18.
Study on high frequency inveter stud welder and its technical performance
国产高频逆变螺柱焊机及其技术性能