
Nb
Description
- Overview
- Product Description
- Company Information
- FAQ
Basic Info.
| Model NO. | NB-500HD |
| Frequency Range | High Frequency |
| Electric Current | AC |
| Type | MIG Welding |
| Weight (Kg) | 38 Kg |
| Rated Output Voltage (MIG) | 39V |
| Key Selling Points | High Efficiency |
| Rated Output Current (MIG) | 500A |
| Wire Feeding Speed | 1.5-20m/Min |
| Max. Load Power Capacity | 26kVA |
| Welding Current/Voltage Range | 60-500 |
| Machinery Test Report | Provided |
| Condition | New |
| Usage | Welding |
| Warranty | 1 Year |
| Keyword | CO2 MIG Welder |
| Key Words | Mag Welding Machine |
| Rated Input Voltage | 380 V |
| Transport Package | Standard in Carton or Plywood Case. |
| Specification | 640*290*580 |
| Trademark | ShiFeng |
| Origin | China |
| HS Code | 8515390000 |
| Production Capacity | 1500 Set/Sets Per Month |
Product Description
Product Description
NB-350/500/630HD inverter gas shielded welding machine
Main feature
Adopt digital, soft switch inverter control technology, greatly improve the reliability of the whole machine
Advanced adaptive control, arc characteristics can be automatically matched according to wire type and wire diameter
High load duration, suitable for heavy-duty industrial high-intensity operation
Key components are made of high quality brands
Accurately preset welding parameters and control welding performance
The matching wire feeder adopts a four-wheel double drive wire feeder, which has a larger wire feed thrust and a more stable wire feed
It has the function of presetting, storing and calling welding parameters
With the welding machine remote management system interface, the welding machine can be controlled and managed in real time through the computer
It has automatic protection function of undervoltage and overheat
The NB-630HD power supply performs well as a carbon arc gouger
Product application
It is mainly used for welding of ordinary low carbon steel, low carbon alloy steel, stainless steel and other materials
It is widely used in shipbuilding, steel structure construction, metallurgical construction, engineering machinery, petrochemical industry, water conservancy and hydropower, locomotive manufacturing and other fields
Main technical parameters
| Project name | unit | Model number | ||
| NB-350HD | NB-500HD | NB-630HD | ||
| Input power supply | V/Hz | 3~380+15% 50/60 | ||
| Rated input capacity | KVA | 19 | 26 | 36 |
| Rated input current | A | 28 | 40 | 55 |
| Rated output current | A | 350 | 500 | 630 |
| Rated output voltage | V | 31.5 | 39 | 44 |
| Rated no-load voltage | V | 72 | 82 | 82 |
| Duration of rated load | - | 100% (40ºC) | ||
| efficiency | - | 89% | ||
| Power factor | - | 0.75 | 0.9 | 0.85 |
| Output current adjustment range | A | 40~350 | 60~500 | 60~630 |
| Output voltage regulation range | V | 14~40 | 16~50 | 16~50 |
| Wire feed speed adjustment range | m/min | 1.5~20 | ||
| Applicable wire diameter | mm | Φ0.8,Φ1.0,Φ1.2 | Φ1.0,Φ1.2,Φ1.6 | Φ1.0,Φ1.2,Φ1.6 |
| Power cooling system | - | Air cooling | ||
| Insulation class | - | Grade F | ||
| Case protection class | - | IP21S | ||
| Overall dimensions (L × W × H) | mm | 570*290*560 | 640*290*580 | 640*290*590 |
| Net power weight | kg | 32 | 37 | 40 |
Company Information
Founded in 2014, we are located in Nanjing, China, 300 km from Shanghai. We are a supplier of high quality welding and cutting products in China. We have very rich experience in technical application in the steel structure industry, pressure vessel industry, construction machinery industry, heavy machinery industry, and can provide customers with more perfect and effective welding and cutting solutions. Since its establishment, the company has served more than 1000 professional customers, in the development of new technologies, new processes at the same time, reduce the production cost of customers, in order to meet customers for better service and more cost-effective welding and cutting needs.
Established in 2014, the company launched a series of automatic welding equipment products: automatic submerged ARC welding center, welding roller frame, welding position-changer, gantry automatic welding machine, steel structure erection machine, steel structure straightening machine and welding machine series products: MMA/ARC welding machine, MIG/MAG welding machine, TIG welding machine, MZ submerged ARC welding machine, stud welding machine, plasma cutting machine.
In 2018, the company established cutting machine parts Department and launched plasma cutting parts products: SFJX100 series, SFJX200 series, SFJX300 series, SFJX300 water mist series, SFJX400 series, SFJX600 series, SFJX320 series, SFJX440 series, SFHY300B series, SFHY300B water mist series, Huayuan plasma cutting machine accessories.
In 2020, the company established the welding car department and launched the automatic welding car series: fillet welding car, all-position welding car, vertical welding car.
Shifeng company hopes to become a global supplier of high-quality welding and cutting products through timely and perfect pre-sale, sale and after-sales service.
Welcome to China and hope to be your long-term partner in China.
Nanjing Shifeng welding and cutting equipment Co,.Ltd
FAQ
Q: Does the machine have CE certificate?
A: Yes, others certifications also can be sent
Q: What's the shipping method?
A: International express and sea transportation, Depend on customer.
Q: Can I use my own forwarder to transport the products for me?
A: Yes, if you have your own forwarder in China, you can let your forwarder ship the products for you.
Q: What's the Payment method?
A: T/T, L/C and other payment method, Depend on customer.
Q: What is our payment term?
A: We can accept the payment by T/T and Trade assurance.
Q: Can you send me the video to show how the machine works?
A: Certainly, we have made video of every machine.
Q: How can I know your machine works well?
A: Before delivery, we shall test the machine working condition for you. And we warmly welcome you to China for inspection.
Q: How to Place an order?
A: Please kindly send us your order by email, we will confirm the PI with you, we wish to know the below: your details address, phone/fax number, destination, transportation way; Product information: item number, size, quantity, logo, etc.
Our Contact





