https://www.metowd.com/solid-state-high-frequency-welder/zs04.html https://www.metowd.com/uploads/201919205/small/zs0441472872875.jpg Solid State High Frequency Welder Brief Introduction of solid state HF welder Working principle of QGT-1 series solid state H.F welder Supply list Performance introduction https://www.metowd.com/uploads/19205/video/202502121306004dd96.mp4 2019-03-27T16:45:46+08:00 yes no https://www.metowd.com/sic-switch-welder/zs18.html https://www.metowd.com/uploads/201919205/small/zs1827357548107.jpg SIC Switch Welder 1. Higher system efficiency • 2. Reduced cooling requirements • 3. Increased power density • 4. Increased system switching frequency https://www.metowd.com/uploads/19205/video/20250106094852be153.mp4 2019-04-10T14:30:30+08:00 yes no https://www.metowd.com/high-efficiency-switch-welder/zs0517.html https://www.metowd.com/uploads/201919205/small/zs051711580916820.jpg Steel Pipe Heat Induction Welder Machine Features: 1 Simple circuit and flexible installation 2 Complete protection and easy maintenance 3 Small harmonic interference, no pollution to the power grid 4 High efficiency, power saving and less cooling water 5 Less welding spatter, good welding quality High Efficiency Comparing to... https://www.metowd.com/Content/upload/video/202119205/video202101261157079381449.mp4 2019-05-17T13:30:18+08:00 yes no https://www.metowd.com/high-efficiency-switch-welder/all-in-one-igbt-pipe-welder.html https://www.metowd.com/uploads/201919205/small/all-in-one-igbt-pipe-welder03197037160.jpg All-in-one IGBT Pipe Welder The Tube Mill Line Welder is mainly composed of full-bridge rectifier, filter, modular power module (consisting of high-power IGBT and other power devices), secondary rectifier circuit, inverter circuit (consisting of MOS pipe), load and other components. High Efficiency Comparing to traditional... https://www.metowd.com/Content/upload/video/202119205/video202101301351304691133.mp4 2019-06-25T14:06:25+08:00 yes no https://www.metowd.com/cooling-equipment/plate-heat-exchanger-machine.html https://www.metowd.com/uploads/202019205/small/plate-heat-exchanger01345857521.jpg Plate Heat Exchanger Machine The Water-water heat exchanger cooling equipment is a very import part of the solid state high frequency welder. The function of the water-water heat exchanger cooling equipment is to cool down the temperature of the whole equipment. The Composition of the water-water heat exchagner is ： Plate... https://www.metowd.com/uploads/19205/video/20250104102935c6897.mp4 2020-07-28T11:05:50+08:00 yes no https://www.metowd.com/high-efficiency-switch-welder/igbt-modular-pipe-welding-machine.html https://www.metowd.com/uploads/202019205/small/igbt-modular-pipe-welding-machine48572635742.jpg IGBT Modular Pipe Welding Machine Product Name: ERW pipe welding machine The ERW pipe welding machine (all-in-one machine) is designed for straight seam induction (contact) welding of steel tubes. It mainly uses IRFP460 (MOSFET) and DSEI60-06A (fast recovery diode), rectifier diodes, and modular Power component consisting of... https://www.metowd.com/Content/upload/video/202119205/video202101060835403546415.mp4 2020-10-14T11:52:12+08:00 yes no https://www.metowd.com/solid-state-high-frequency-welder/solid-state-h-f-induction-welding-machine.html https://www.metowd.com/uploads/202119205/small/solid-state-h-f-induction-welding-machine45198970945.jpg Solid State H.F Induction Welding Machine The Solid State H.F induction welding machine is one of our main products. It's very mature SCR and MOSFET technical makes the machine working very stable. Equipment has perfect failure alarm and fault display system. Once there is a failure, the LCD can show the fault location clearly, so... https://www.metowd.com/uploads/19205/video/20250117144921da278.mp4 2021-06-07T11:02:53+08:00 yes no https://www.metowd.com/sic-switch-welder/sic-high-efficiency-switch-welder.html https://www.metowd.com/uploads/202119205/small/sic-high-efficiency-switch-welder23128232535.jpg SIC High Efficiency Switch Welder Central Control The control of DC motor, SIC High Efficiency Switch Welder and cooler on the welding pipe production line is concentrated in the central control board for the convenience of overall control. The display screen is established to show DC current, DC voltage, armature voltage,... https://www.metowd.com/Content/upload/video/202119205/video202107200927306497032.mp4 2021-07-20T10:11:23+08:00 yes no https://www.metowd.com/auto-shearing-and-welding-machine/butt-welding-machine.html https://www.metowd.com/uploads/202119205/small/butt-welding-machine08433185997.gif Butt Welding Machine The Butt Welding Machine is mainly used to butt and weld the steel strip. Used on the Slitting Line and ERW pipe line. The Butt Welding Machine perform clean the excess thickness of the welding seam. The welding seam does not cutting disc knives and users needn't to digest the welding seam.... https://www.metowd.com/Content/upload/video/202119205/video202108211010261916523.mp4 2021-08-21T10:21:10+08:00 yes no https://www.metowd.com/sic-switch-welder/hf-welding-machine.html https://www.metowd.com/uploads/202119205/small/hf-welding-machine57571317939.jpg HF Welding Machine The SIC High-efficiency switch welder is designed for straight seam induction welding of steel tubes. It mainly uses UJ3C120040K3S (SIC) and DSEI60-06A (fast recovery diode), rectifier diodes, and modular Power component consisting of high-power IGBT and other power devices. The high-power... https://www.metowd.com/Content/upload/video/202119205/video202109011459005317638.mp4 2021-09-01T15:09:53+08:00 yes no https://www.metowd.com/h-f-straight-seam-welded-tube-mill-line/straight-seam-welded-tube-mill.html https://www.metowd.com/uploads/202119205/small/straight-seam-welded-tube-mill36361645087.jpg Straight Seam Welded Tube Mill This line utilizes roll forming to process steel strip into various shapes. Using high frequency induction heating, this line is capable of producing section material of various diameters and sizes by squeezing weld seam together into closed shape. The products conform to BS/ASTM Standard.... https://www.metowd.com/Content/upload/video/202119205/video202109281012370614698.mp4 2021-09-28T10:36:02+08:00 yes no https://www.metowd.com/high-efficiency-switch-welder/erw-welder.html https://www.metowd.com/uploads/202219205/small/erw-welder24008389920.jpg ERW Welder The ERW Welder is one of our main product. It adopts the IGBT technology on the DC power supply part, greatly improved the efficiency of the ERW Welder, save energy. So it has another name, high efficiency switch welder. The ERW Welder can save energy 15-25% than the traditional solid state HF... https://www.metowd.com/Content/upload/video/202219205/video202203240925093858678.mp4 2022-03-24T09:53:50+08:00 yes no https://www.metowd.com/discharging-packing-device/automatic-stacking-machine.html https://www.metowd.com/uploads/202219205/small/automatic-stacking-machine08359955797.jpg Automatic Stacking Machine Automatic Stacking Machine is a new product innovated independently by our company. It can adapt to the different demands of customers: 1. Stacking low carbon steel pipes, stainless steel pipes and galvanized pipes 2. Stacking of round, square, rectangular and some heterotype pipes. 3. Shaping... https://www.metowd.com/Content/upload/video/202219205/video202205091557219010895.mp4 2022-05-09T16:13:56+08:00 yes no https://www.metowd.com/h-f-straight-seam-welded-tube-mill-line/pipe-machine.html https://www.metowd.com/uploads/202219205/small/pipe-machine49059992456.jpg Pipe Machine Production Introduction Pipe Machine is designed to produce seam welding pipes. The pipe machine customized. Can produce pipe size 1'' 2'' 3'' 4'' up to 25''. Thickness from 0.3mm up to 20mm. The pipe machine has been exported to many countires and area.... https://www.metowd.com/Content/upload/video/202219205/video202207051052098742017.mp4 2022-07-05T12:04:52+08:00 yes no https://www.metowd.com/other-machines/end-forming-machine.html https://www.metowd.com/uploads/202219205/small/end-forming-machine25187677685.png Pipe End Forming Machine Production Introduction The end forming machine is one kind of smart machine to forming the pipes end automatically. The end forming machine is widely used for processing and forming the connecting parts of pipe fittings, automobile oil pipes, air ducts, water pipes, air conditioning pipes and... https://www.metowd.com/Content/upload/video/202219205/video202207281030192520766.mp4 2022-07-28T10:32:17+08:00 yes no https://www.metowd.com/other-machines/cone-forming-machine.html https://www.metowd.com/uploads/202219205/small/cone-forming-machine17187192146.jpg Cone Forming Machine The Cone Forming Machine is a kind of machine to make the round pipe end to cone shape. We have different type to meet different requirements, the cone diameter and length can be customized. Our Cone Forming Machine has the following features: 1. One time forming, high efficiency and good... https://www.metowd.com/Content/upload/video/202219205/video202208060914537191750.mp4 2022-08-06T10:02:56+08:00 yes no https://www.metowd.com/discharging-packing-device/electromagnetism-automatic-pipe-stacking.html https://www.metowd.com/uploads/202219205/small/electromagnetism-automatic-pipe-stacking01499036050.png Electromagnetism Automatic Pipe Stacking Machine The Electromagnetism Automatic Pipe Stacking Machine is one of the main product of our company. We developed and designed the machine ourselves. Electromagnetic Automatic pipe stacking machine is a type of program controlled automatic steel pipe stacking machine with electromagnetics instead of... https://www.metowd.com/Content/upload/video/202219205/video202209080903277629558.mp4 2022-09-08T09:24:12+08:00 yes no https://www.metowd.com/h-f-straight-seam-welded-tube-mill-line/erw-welded-tube-mill.html https://www.metowd.com/uploads/202319205/small/erw-welded-tube-mill12059d1a-3716-48b6-a72d-39ef8351fbeb.jpg ERW Welded Tube Mill ERW Welded Tube Mill: A Revolutionary Solution for Steel Pipe Manufacturing ERW Welded Tube Mill is an automated production line specially designed for manufacturers of welded steel pipes. This advanced machinery is capable of producing high-quality welded pipes in large quantities, with... https://www.metowd.com/Content/upload/video/202319205/video202307011045322307249.mp4 2023-07-01T11:03:43+08:00 yes no https://www.metowd.com/high-efficiency-switch-welder/800kw-erw-hf-welder.html https://www.metowd.com/uploads/202319205/small/800kw-erw-hf-welder2fb183e2-1614-4efb-be32-8274821b46ae.jpg 800kw ERW HF Welder This is one set 800kw ERW HF Welder, specially designed for welded pipe mill. The ERW HF Welder is a kind of induction heating equipment specially designed for the metal pipe welding. The most common usage is to weld the low carbon steel pipe, porpulared by the steel pipe manufactures. The 800kw... https://www.metowd.com/Content/upload/video/202319205/video202307081354584683896.mp4 2023-07-08T13:57:07+08:00 yes no https://www.metowd.com/auto-shearing-and-welding-machine/shear-and-butt-weld-machine.html https://www.metowd.com/uploads/202319205/small/shear-and-butt-weld-machine4d27d2cf-2333-45c6-b21f-88479525d316.gif Shear And Butt Weld Machine The Shear and Butt Weld Machine is a specialized equipment designed for steel pipe production lines. It is a hydraulic shear and automatic welding machine that is controlled by a PLC system. The machine ensures precise alignment and high-quality weld seams. The Shear and Butt Weld Machine is a... https://www.metowd.com/Content/upload/video/202319205/video202307241007282209568.mp4 2023-07-24T10:20:02+08:00 yes no https://www.metowd.com/spare-parts/ferrite.html https://www.metowd.com/uploads/202319205/small/ferritef4ad0b34-04b7-4e8f-9686-625a74b73f2e.jpg Ferrite Ferrite, the Secret to Boosting Efficiency in High-Frequency Welding Ferrite, a type of magnetic material, plays a crucial role in high-frequency welding. When used in welding equipment, it can help to improve the efficiency of the welding process in several ways. Another advantage of ferrite is... https://www.metowd.com/Content/upload/video/202319205/video202309141326462745559.mp4 2023-09-14T13:39:54+08:00 yes no https://www.metowd.com/solid-state-high-frequency-welder/150kw-sic-switch-welder.html https://www.metowd.com/uploads/19205/small/150kw-sic-switch-welder7ff51.png 150kw Sic Switch Welder The main circuit structure of high-efficiency switch welder is shown in the figure. It is a typical AC-DC-AC-DC-AC frequency structure. The rectifier uses three-phase bridge rectifier circuit. IGBT is used to adjust the output voltage. Then by MOS inverter, the 200-600KHZ high frequency AC is... https://www.metowd.com/uploads/19205/video/202411291424128e356.mp4 2024-11-29T14:44:51+08:00 yes no https://www.metowd.com/annealing-equipment/mf-seam-annealing-euipment.html https://www.metowd.com/uploads/19205/small/intermediate-frequency-annealing-equipmentd1a42.jpg MF Seam Annealing Euipment ourOur company's annealed products Online MF Seam Annealing Euipment 700kw Online MF Seam Annealing Product Requirements Diameter of steel pipe: 254mm Thickness of steel pipe: 16mm Heating temperature: 900 ℃ ± 50 ℃ Temperature control accuracy: ± 4 ℃ Heating width: 20mm... https://www.metowd.com/uploads/19205/video/202502241148417e7ce.mp4 2025-02-24T14:40:35+08:00 yes no https://www.metowd.com/annealing-equipment/online-mf-seam-annealing-euipment-500kw.html https://www.metowd.com/uploads/19205/page/small/online-mf-seam-annealing-euipment-500kw50653.jpg Online MF Seam Annealing Euipment 500KW It is the special equipment successfully developed by our company based on the full absorption of the advanced foreign equipment experience in China in recent years, which is used by the pipe industry to produce high-grade steel pipes. The high frequency welding equipment and online MF seam... https://www.metowd.com/uploads/19205/video/2025050612421527534.mp4 2025-05-06T15:06:59+08:00 yes no https://www.metowd.com/high-efficiency-switch-welder/welder-tube-mechine.html https://www.metowd.com/uploads/202219205/small/igbt-hf-welder11489188390.jpg Welder Tube Mechine The high-efficiency switch welder is mainly composed of full-bridge rectifier, filter, modular power module (consisting of high-power IGBT and other power devices), secondary rectifier circuit, inverter circuit (consisting of MOS pipe), load and other components. Technical Features of Equipment... https://www.metowd.com/uploads/19205/video/2025102214084812827.mp4 2025-10-22T15:05:43+08:00 yes no https://www.metowd.com/annealing-equipment/seam-annealing.html https://www.metowd.com/uploads/19205/small/intermediate-frequency-annealing-equipmenta83bb.jpg Seam Annealing Seam Annealing Introduction Electrical parts · There is an inlet reactor on the power side. · It is equipped with a high-power IF output transformer. · Sensors are specially designed to adapt to the seam annealing of circular pipes, square pipes and rectangular pipes. It is... https://www.metowd.com/uploads/19205/video/202511120942210f41b.mp4 2025-11-12T10:19:13+08:00 yes no https://www.metowd.com/h-f-straight-seam-welded-tube-mill-line/forming-and-sizing-unit/diameter-76-pipe-making-machine.html https://www.metowd.com/uploads/201919205/small/diameter-76-pipe-making-machine59593199856.jpg 76 Pipe Making Machine I. Summary The mill is used to manufacture of round pipe of Φ25mm-Φ76mm with thickness of 1.0mm-4.0mm from cold-rolled and hot-rolled coil strip by means of unclosed tubular blank with its subsequent welding into tube, edge heating by means of solid state high-frequency welder, longitudinal seam... https://www.metowd.com/uploads/19205/video/20250219152837b7b16.mp4 2019-07-13T16:08:58+08:00 yes no https://www.metowd.com/h-f-straight-seam-welded-tube-mill-line/computer-flying-saw/high-precision-cold-flying-saw.html https://www.metowd.com/uploads/202019205/small/high-precision-cold-flying-saw08321689051.jpg High Precision Cold Flying Saw The tube mill cutting machine also named compture cold flying saw is a nessessary part of the steel tube mill. Its main function is to cut the steel pipe to length. It's has more advantages than the hot fraction saw. The tube mill cutting machine could perform high precision high cutting... https://www.metowd.com/Content/upload/video/202119205/video202101060827208988138.mp4 2020-09-19T15:11:02+08:00 yes no https://www.metowd.com/h-f-straight-seam-welded-tube-mill-line/forming-and-sizing-unit/high-frequency-pipe-mill.html https://www.metowd.com/uploads/202119205/small/steel-pipe-mill-machine19258711548.jpg High Frequency Pipe Mill This high-frequency welding pipe mill is specialized equipment to produce high frequency straight seam welded pipes for structural pipe and industrial pipe with Φ25mm~Φ76mm and wall thickness of 1.0~3.2mm . Through optimization design, best materials choice, and accurately fabrication and rolls,... https://www.metowd.com/Content/upload/video/202119205/video202105070920267774644.mp4 2021-05-07T09:34:32+08:00 yes no https://www.metowd.com/h-f-straight-seam-welded-tube-mill-line/forming-and-sizing-unit/welded-steel-pipe-mill.html https://www.metowd.com/uploads/202119205/small/welded-steel-pipe-mill14502479940.jpg Welded Steel Pipe Mill 1. Raw material requirements Material: Hot rolling or cold rolling steel Tensile strength: σb≤600Mpa Yield point: σs≤315MPa Coil width: 100~400mm Coil outer diameter: Max. Φ2000mm Coil inner diameter: Φ508mm Coil weight: Max.3.5T Material thickness: 1.2~3.75mm for Round pipes / ≤3.0mm for Square... https://www.metowd.com/Content/upload/video/202119205/video202108240915402829855.mp4 2021-08-24T10:22:32+08:00 yes no https://www.metowd.com/h-f-straight-seam-welded-tube-mill-line/forming-and-sizing-unit/roll-form-machine.html https://www.metowd.com/uploads/202119205/small/roll-form-machine38432623214.jpg Roll Form Machine The Roll Form Machine is a common name of the Carbon Steel Tube Mill. The Roll Form Machine is a kind of high frequency welding pipe machine. It is Specialized equipment to produce high frequency straight seam welded pipe and tubes. Usually the pipes and tubes used for structural and industrial... https://www.metowd.com/Content/upload/video/202119205/video202112150937364012146.mp4 2021-12-15T12:13:59+08:00 yes no https://www.metowd.com/h-f-straight-seam-welded-tube-mill-line/forming-and-sizing-unit/erw-pipe-line.html https://www.metowd.com/uploads/202219205/small/erw-pipe-line44139210644.jpg ERW Pipe Line ERW Pipe Mill is designed to produce the Low Carbon Steel Pipes and Tubes. Its every stands rolling the strips to tube step by step and sizing machine controlled the finish precision size and roundess. Each group of rollers consisting of upper rollers and bottom rollers which driven by DC Motor... https://www.metowd.com/uploads/19205/video/202502211519420cbef.mp4 2022-03-30T09:21:52+08:00 yes no https://www.metowd.com/h-f-straight-seam-welded-tube-mill-line/forming-and-sizing-unit/tube-forming-machine.html https://www.metowd.com/uploads/202219205/small/tube-forming-machine25020263304.jpg Tube Forming Machine Product Name: Tube Forming Machine Specification: Φ76mm Function: To produce the low carbon steel pipe from Φ20-76mm, thickness 1-3mm. Through optimization design, best materials choice, and accurately fabrication and rolls, the whole line can be reached high precision and high speed. Within... https://www.metowd.com/Content/upload/video/202219205/video202205171125410263289.mp4 2022-05-17T12:12:03+08:00 yes no https://www.metowd.com/h-f-straight-seam-welded-tube-mill-line/computer-flying-saw/cold-flying-saw-machine.html https://www.metowd.com/uploads/202219205/small/cold-flying-saw-machine24143940733.jpg Cold Flying Saw Machine Cold Flying Saw Machine is a neccessary and important machine on the tube mill, countinously cutting pipes online, can cut round pipe, square pipe, rectangle pipe and special pipes. According to the pipe out diameter and thickness, can choose different specifications to match it. Also can adjust... https://www.metowd.com/Content/upload/video/202219205/video202211010925041130078.mp4 2022-11-01T10:15:30+08:00 yes no