HW310

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HW310 Gasoline engine-driven welder

GASOLINE WELDER · Gasoline engine-driven welderseries

💰 Reference price (tax incl., freight excl.) ¥48,000 $ Ask for discount

📋 Specifications

Parameter Value Parameter Value
Rated welding power 8.7kW Rated welding current 280A
Rated welding voltage 31.2V No-load voltage 85V
Duty cycle 50% Current regulation range 60-310A
Auxiliary power supply power 3.0kW Auxiliary supply voltage 220V
Engine model Kohler CH20S Engine Type Four-stroke two-cylinder air cooling
Engine displacement 624cc Rated power 20HP
Starting mode Electric start Fuel Unleaded Gasoline
Fuel tank 20L Net weight 165kg
Dimensions 730×620×718mm Protection class IP21
Insulation class F BATTERY 12V-32AH

🔥 Key Advantages

  • Kohler original twin-cylinder engine: four-stroke twin-cylinder air-cooled, powerful, smooth operation
  • 310a large current output: suitable for φ76-φ325mm medium diameter pipe body welding
  • Electric start standard: one-click start, easy to operate, friendly field work
  • Wide current adjustment range: 60-310A, one machine covers a variety of welding processes
  • Standard Wheel Set: Convenient to move, easy to transfer on site
  • 3kW auxiliary power supply: can drive angle grinder, electric pick and other tools at the same time
  • High temporary loading rate design: 50% temporary loading rate to meet continuous construction work

🏗️ Typical Applications

  • Medium diameter pipe welding: φ76-φ325mm urban gas, water supply, heat pipe network
  • Steel bridge construction: on-site welding of steel structures of medium-sized bridges
  • Equipment manufacturing and installation: industrial equipment base, pipe through wall sleeve welding
  • Municipal facility maintenance: street light poles, guardrails, isolation piers maintenance welding

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Product Overview

The HW310 is a medium-sized main engine in the Denvo/engine welder Gasoline Engine-Driven Welders series, equipped with a Kohler CH20S four-stroke two-cylinder air-cooled engine, rated welding current 280a, current adjustment range 60-310A, machine weight 165kg, standard wheel set, easy to move. The equipment is driven by unleaded gasoline, electric start one-button operation, and can complete field welding operations without external power supply. It is an efficient choice for medium-diameter pipelines, steel bridges, equipment installation and municipal facility maintenance.

Equipped with a 3kW 220V auxiliary power supply and a 20L large fuel tank, the HW310 can drive angular grinders, electric picks and other tools while welding, and reduce the frequency of field refueling, taking into account the power performance and operation convenience, it is suitable for φ76-φ325mm medium-caliber pipe body welding and other tasks.

Core Features Explained in Detail

  • Kohler original twin-cylinder engine: CH20S four-stroke twin-cylinder air-cooled engine — powerful and smooth, 20HP rated power, 624cc displacement.
  • 310a high current output: Suitable for φ76-φ325mm medium diameter pipe body welding, wide current adjustment covering a variety of processes.
  • Electric start standard: One-click start, easy operation, friendly field work.
  • 3kW auxiliary power supply: 220V output, can drive angle grinder, electric pick and other tools at the same time.
  • Standard Wheel Set: Convenient to move, easy to transfer on site.
  • High Temporary Load Rate Design: 50% temporary loading rate to meet the needs of continuous construction work.

FAQ

1. What is the difference between the HW310 and the larger model?

The HW310 (280A rated, 165kg) is a mid-size gasoline welder for medium pipes and workloads. For more current choose the HW380(380A); for a lighter option choose the HW190–HW220 series。

2. Is it easy to move?

HW310 machine weight 165kg, dimensions 730 × 620 × 718mm, standard wheel set, single person can push the transition, easy to move between construction sites.

3. Can I use power tools while welding?

Yes. The HW310 is equipped with a 3kW 220V auxiliary power supply. After welding, it can supply power to angle grinders, electric picks, lighting and other equipment. One machine is multi-purpose.

4. What fuel is used?

The HW310 uses standard unleaded gasoline, which is convenient for refueling in the field, and can be operated for a long time with a 20L fuel tank to reduce the frequency of refueling.