We are ChongQing lange machiney import&export co., LTD. based in CHONGQING , China. We are member of Tradekey.com since July, 2008. Our business is related to Industrial Machinery industry and we specifically deal in welding machine. Please find our product details below: CO2-MIG TIG WELDING machine NB Series Inverter CO2/MIG/MAG Welder Item no:NB-200 Main Voltage:3φ；380Vï¼›50Hz Frequency:50Hz Rated Input Capacity：6.8KVA Max No-load Voltage:75V Current Range:40-200A Rated duty cycle:60% Wire for diamter:0.8/1.0mm Cold mode:wind Dimension:530׳10׶70mm Weight: 51KG Fully Digital 350/500 Amp IGBT CO2/MAG welder Item no:YD-350GM Main Voltage:3φ；380V Frequency:50Hz Rated Input Capacity：14.5/14KVA Welding current:350A Max No-load Voltage:70V Current Range:30~430A Voltage Range:12~35.5V Rated duty cycle:60% Wire for diamter:0.8/1.0/1.2MM Insulation class:IP21S Enclosure protection class:H Gas pre-flow time:0~5.0 Gas post-flow time:0~5.0 Spot welding time:0.3~10.0 Cold mode:wind Dimension:380×µ10׶00mm Weight: 50KG Fully Digital 350/500 Amp IGBT CO2/MAG welder Item no:YD-350GR Main Voltage:3φ；380V Frequency:50/60Hz Rated Input Capacity：14.5/14KVA Max No-load Voltage:70V Welding current:350A Current Range:30~430A Voltage Range:12~35.5V Rated duty cycle:60% Wire for diamter:0.8/1.0/1.2MM Insulation class:IP21S Enclosure protection class:H Gas pre-flow time:0~5.0 Gas post-flow time:0~5.0 Spot welding time:0.3~10.0 Cold mode:wind Dimension:380×µ10׶00mm Weight: 50KG Microcomputer SCR CO2/MAG automatic welding machine Item no:CDXD-200 Main Voltage:3φ；380V Frequency:50Hz Welding current:200A Rated duty cycle:50% Current Range:50~200A Wire for diamter:0.8/1.0MM Dimension:380׶60×·30mm Weight: 95KG NBM Digital MIG/MAG/CO2 Pulse Arc Welder Item no:NBM-315 Main Voltage:3φ；380V Frequency:50Hz Welding current:315A Rated input current:25V Rated no-load voltage:80v Rated duty cycle:60% Current Range:50~315A Wire for diamter:0.8/1.0MM Stable feed speed:1.5-15m/mm Insulation class:IP21S Enclosure protection class:F Dimension:308×µ86׶67mm Weight:45 KG DC WELDING MACHINE WS Series Inverter DC TIG Welder Item no:WS-315 Main Voltage:3φï¼›380V Frequency:50/60Hz Rated Input Capacity：12KVA Rate input current:19A/380V 33A/220V 66A/110V Rated duty cycle:100% Max No-load Voltage:75V Welding current:315A Current Range:10~315A Rated welding voltage(MMA):32.6V Rated welding voltage(TIG):22.6V Slope up(TIG):0.1-10S Slope down(TIG):0.1-10S Gas pre-flow time(TIG):0.4S Grs post-flow time(TIG):2-10S Slpt welding time(TIG):0.1-15S Dimension:380×510×600mm Weight: 46KG WSM Series Inverter Pulse DC TIG Welder Item no:WSM-315 Main Voltage:3φï¼›380V Frequency:50/60Hz Rated Input Capacity：12KVA Rate input current:19A/380V 33A/220V 66A/110V Rated duty cycle:100% Max No-load Voltage:75V Welding current:315A Current Range:10~315A Rated welding voltage(MMA):32.6V Rated welding voltage(TIG):22.6V Slope up(TIG):0.1-10S Slope down(TIG):0.1-10S Gas pre-flow time(TIG):0.4S Grs post-flow time(TIG):2-10S Slpt welding time(TIG):0.1-15S Peak/bese current:10-315A Peak/bese time:0.01-5A Dimension:500×300×450mm Weight: 45KG ZX7-S Series Inverter DC MMA Welder Item no:ZX7-315S Main Voltage:3φï¼›380V Frequency:50/60Hz Rated Input Capacity：12KVA Max No-load Voltage:75V Current Range:15-315A Power Factor: Cos Φ 0.98 Rated duty cycle:100% Efficiency:90% Rated output current:315A Dimension:550×300×450mm Weight: 30KG ZX7-ST Series inverter DC MMA/TIG Welder Item no:ZX7-315ST Main Voltage:3φï¼›380V Frequency:50/60Hz Rated Input Capacity：12KVA Max No-load Voltage:75V Current Range:15-315A Power Factor: Cos Φ 0.98 Rated duty cycle:100% Efficiency:90% Rated welding voltage(MMA):32.6V Rated welding voltage(TIG):22.6V Rated output current:315A Dimension:550×300×450mm Weight: 30KG DC WELDING MACHINE WS Series Inverter DC TIG Welder Item no:WS-315 Main Voltage:3φ；380V Frequency:50/60Hz Rated Input Capacity：12KVA Rate input current:19A/380V 33A/220V 66A/110V Rated duty cycle:100% Max No-load Voltage:75V Welding current:315A Current Range:10~315A Rated welding voltage(MMA):32.6V Rated welding voltage(TIG):22.6V Slope up(TIG):0.1-10S Slope down(TIG):0.1-10S Gas pre-flow time(TIG):0.4S Grs post-flow time(TIG):2-10S Slpt welding time(TIG):0.1-15S Dimension:380×510×600mm Weight: 46KG WSM Series Inverter Pulse DC TIG Welder Item no:WSM-315 Main Voltage:3φ；380V Frequency:50/60Hz Rated Input Capacity：12KVA Rate input current:19A/380V 33A/220V 66A/110V Rated duty cycle:100% Max No-load Voltage:75V Welding current:315A Current Range:10~315A Rated welding voltage(MMA):32.6V Rated welding voltage(TIG):22.6V Slope up(TIG):0.1-10S Slope down(TIG):0.1-10S Gas pre-flow time(TIG):0.4S Grs post-flow time(TIG):2-10S Slpt welding time(TIG):0.1-15S Peak/bese current:10-315A Peak/bese time:0.01-5A Dimension:500×300×450mm Weight: 45KG ZX7-S Series Inverter DC MMA Welder Item no:ZX7-315S Main Voltage:3φ；380V Frequency:50/60Hz Rated Input Capacity：12KVA Max No-load Voltage:75V Current Range:15-315A Power Factor: Cos Φ 0.98 Rated duty cycle:100% Efficiency:90% Rated output current:315A Dimension:550×300×450mm Weight: 30KG ZX7-ST Series inverter DC MMA/TIG Welder Item no:ZX7-315ST Main Voltage:3φ；380V Frequency:50/60Hz Rated Input Capacity：12KVA Max No-load Voltage:75V Current Range:15-315A Power Factor: Cos Φ 0.98 Rated duty cycle:100% Efficiency:90% Rated welding voltage(MMA):32.6V Rated welding voltage(TIG):22.6V Rated output current:315A Dimension:550×300×450mm Weight: 30KG Sell Microcomputer SCR MIG welding machine Item no:CDXD-200 Main Voltage:3φ；380V Frequency:50Hz Welding current:200A Rated duty cycle:50% Current Range:50~200A Wire for diamter:0.8/1.0MM Dimension:380×660×730mm Weight: 95KG Item no:CDXD-350 Main Voltage:3φ；380V Frequency:50Hz Welding current:350A Rated duty cycle:50% Current Range:50~350A Wire for diamter:1.0/1.2MM Dimension:380×660×730mm Weight: 108KG Item no:CDXD-500 Main Voltage:3φ；380V Frequency:60Hz Welding current:500A Rated duty cycle:60% Current Range:50~500A Wire for diamter:1.2/1.6MM Dimension:460×660×859mm Weight: 183KG Thank you for taking the time to go through our business profile. 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