At this exhibition, Sichuan Morrow Welding Development Co. Ltd. will comprehensively showcase its latest products and disruptive innovations. We will mainly demonstrate the technology and functions of our new products over trial welding, not only showing. Our welding zone will be divided into the following three parts:
I. Robot Welding Zone
- Robot Narrow Gap Root Welding Process for Root Welding, Filling, and Cover Welding
Product: DSP-500TG6 Welder
Highlight: TG6 process platform welder's root welding function using gas shielded welding to weld a 20mm wide, 100mm deep groove (Domestic Leadership).
- Robot Deep Penetration High-Speed Pulsed Single-Arc Twin-Wire Welding of Structures
Product: NBC-630G/SS Welder
Highlight: Low heat input, high-current efficient and rapid welding of carbon steel (International Leadership).
- Robot-Assisted Cold Metal Transfer (Wire Retraction) for Spatter-Free Welding of Carbon Steel (coldArc™)
Product: MCT-350 Welder
Highlight: Wire retraction control technology enabling spatter-free cold arc welding of carbon steel (Domestic Leadership).
- Robot-Assisted Arc Short-Circuit Instantaneous Timed Shutoff for Spatter-Free Welding of Carbon Steel (coldArc™)
Product: DSP-500TG6 Welder
Highlight: Short-circuit transition arc shutoff control technology enabling spatter-free cold arc welding of carbon steel (International Leadership).
- Robot-Assisted Cold Metal Transfer (Wire Retraction) for Spatter-Free Welding of Stainless Steel
Product: MCT-350 Welder
Highlight: Wire retraction control technology enabling spatter-free cold arc welding of stainless steel (Domestic Leadership).
II. Manual Welding Zone
- Cold Metal Transfer (Wire Retraction) for Spatter-Free Welding of Al-Mg Alloys
Product: MCT-350 Welder
Highlight: Manual wire retraction CMT spatter-free welding of Al-Mg alloys (Domestic Leadership).
- Welding Process Platform Welder for Carbon Steel & Stainless Steel
Product: DSP-500TG5 Welder
Highlight (International Leadership):
① Large-span lap welding using coldArc™ function.
② Root welding function replacing TIG welding for single-sided welding with double-sided formation.
③ Vertical, horizontal, and overhead welding using C-H arc welding (alternating cold arc and high-speed pulsed arc).
④ Penetration welding using high-speed pulsed welding function.
⑤ Spatter-free welding of stainless steel using high-speed double-pulse welding.
- Single-Arc Twin-Wire Deep Penetration Pulsed Welding for Steel Structures
Product: NBC-630G Welder
Highlight (Groundbreaking New Product/Process; International Leadership):
① Flux-cored wire single-arc twin-wire deep penetration high-speed pulsed welding of carbon steel plate using pure CO₂ shielding gas.
② Solid wire single-arc twin-wire deep penetration high-speed pulsed welding of carbon steel plate using 80% Ar + 20% CO₂ shielding gas (Low heat input, 450A welding current requires only 31V welding voltage, suitable for rapid welding of various high-strength and ultra-high-strength steels).
- A. Low-Current High-Speed Pulsed Welder for Thin Plate Welding
Product: NBC-250P Welder*
Highlight: High-speed pulsed welding of 1.0mm carbon steel thin plate using 0.8/1.0mm wire (Domestic Leadership).
- Standard Inverter GMAW Welders Enhanced with "Constant Penetration" Function
Products: NBC-500Ⅲ, NBC-500H, NBC-500X Welders
Highlight: Comparative welding demonstrating constant penetration vs. conventional penetration using 1.2mm solid wire (Domestic Leadership).
- Hot Wire TIG Welder for Carbon Steel Plate
Product: DSP-400RS Welder
Highlight: Rapid hot wire TIG welding of carbon steel (Domestic Leadership).
- New High-Power Drawn Arc Stud Welder (Long/Short Cycle Dual Use) for welding 22mm & 8mm studs
Product: RSN-2500 Welder
Dedicated Insulation Pin Welder for welding 3mm insulation pins
Product: RSN-630 Welder
Highlight: One machine capable of long/short cycle welding for various studs (Domestic Leadership).
III. Automatic Welding Zone
- New Submerged Arc Welding (SAW) for Stainless Steel
Product: MZ7-1250
Highlight: Novel technology controls fluidity of stainless steel molten pool during welding (Domestic Leadership).
- Hot Wire SAW for Carbon Steel
Product: MZ7-1250RS
Highlight: Rapid carbon steel welding via hot wire SAW (Domestic Leadership).
DC Single-Arc Twin-Wire SAW for Carbon Steel
Product: MZ7-2000
Highlight: High-speed carbon steel welding with single-arc twin-wire SAW (Domestic Exclusive).
- AC Single-Arc Twin-Wire SAW for Carbon Steel
Product: MZE-2500
Highlight: Low-heat-input, high-speed carbon steel welding via single-arc twin-wire SAW (Domestic Exclusive).
- Three-Wire Two-Arc SAW for Carbon Steel
Product: MZ7-1600/MZE-2500
Highlight: Cost-effective, low-heat-input, high-speed carbon steel welding with three-wire two-arc SAW (Domestic Exclusive).
- Twin-Wire Twin-Arc SAW for Carbon Steel
Product: MZ7-1250/MZE-1250
Highlight: Low-heat-input, high-speed carbon steel welding via twin-wire twin-arc SAW (Domestic Leadership).
- New Welding Trolley Demo
Product: MZ7-1250*
Highlight: Adaptability of the new trolley system (Domestic Advancement).
- Integrated GMAW/Air Carbon Arc Gouging/SAW System Demo
Product: MZ7-1250/N2
Highlight: Unified platform for GMAW, air carbon arc gouging, and SAW, expanding SAW versatility (Domestic Advancement).
- Box Girder-Dedicated Welder & Specialized Welding Head
Product: MZ7-1250×2
Highlight: Gantry-style welding with compact trolley design, reducing manufacturing costs (Domestic Advancement).
- Clamp-Type Tube-to-Tube Automatic TIG Welder
Product: KZ-400H-89
Highlight: Automatic TIG butt welding for small-diameter tubes (Domestic Advancement).
- All-Position Pipe Automatic Welding for Carbon Steel
Product: KR-200
Highlight: Automatic butt welding for large-diameter pipes (Domestic Advancement).


We sincerely invite domestic and foreign agents and users to visit our booth and exchange opinions with us.
Our booth number is: E5442