MEMBERS OF

TPWH-O SERIES, OPEN WELD HEAD (1", 3" and 5")

The TPWH-O Series is designed for TIG welding on tube to tube, pipe to pipe and pipe fittings and is suitable for carbon and stainless steel.  The TPWH-O Series is used for applications that do not require AVC/OSC.  Welds tubing and pipe for industries such as chemical, food, medicine, boilers, military and nuclear industries.

Open Weld Head TPWH_O.pdf
Adobe Acrobat document [75.0 KB]
TPWH-O-5

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
• Suitable for thin wall stainless steel, carbon steel and other common alloys
• Capable of welding 4mm (.158”) wall thickness
• Used for tube to tube, tube to flange, tube to elbow and tube to valve etc.
• Automatic all position TIG welding for tube to tube welding with or without wire feed 
• Water cooled and highly durable torch design
• Mechanical tracking ensures consistent torch height control
• Recommended Power Unit = OW-ARC 180
 
TPWH-O Series  
  TPWH-O-1 TPWH-O-3 TPWH-O-5
Tube OD .625"- 1.625" .75"- 3" 1.5"- 5"
Tungsten Diameter 2.4mm (3/32") 2.4mm (3/32") 2.4, 3.2mm (3/32", 1/8")
Rotation Speed (rpm) 0.37-7.45 0.19-3.8 0.11-2.2
Protective Gas Ar / Mixed Gases Ar / Mixed Gases Ar / Mixed Gases
Cooling  Water Water Water
Cable Length 15m (49') 15m (49') 15m (49')
Cooling Flow (ml/mm) 600 600 600
Weight kg (lbs) 2.5kg (5.5lbs) excludes cable 4kg (9lbs) excludes cable 10.8kg (23lbs) excludes cable
Dimensions (mm) 305 x 128 x 230mm 310 x 180 x 290mm  435 x 300 x 400mm 
Dimensions (inches) 12" x 5" x 9" 12" x 7" x 11" 17"x12"x15.5"
Main Dimensions  mm (inches) mm (inches) mm (inches)
A 128mm (5.04") 180mm (7.09") 300mm (11.8")
B 115mm (4.5") 120mm (4.75") 235mm (9.25")
C 85.5-92.5mm (3.37"-3.64") 95-101mm (3.75"-4") 132-172mm (5.2-"6.77")
D 165mm (6.5") 92mm (3.62") 165mm (6.5")
E 44mm (1.73") 82mm (3.23") 132mm (5.2")
F 231mm (9.09") 290mm (11") 400mm (15.5")
G 64mm (2.52") 60mm (3.545") 150mm (5.9")
 

TPWH-OA SERIES, OPEN WELD HEAD (.75"-12")

The TPWH-OA Series (open weld hed) is designed for TIG welding on tube to tube, pipe to pipe and pipe fittings and is suitable for carbon and stainless steel. The TPWH-OA Series is used for applications that require AVC/OSC.  Welds tubing and pipe for industries such as chemical, food, medicine, boilers, military and nuclear industries.

Open Weld Head TPWH_OA.pdf
Adobe Acrobat document [127.1 KB]
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
• Commonly used for medium to thick wall stainless and carbon steel material and other pipe alloys
• Used for pipe to pipe, tube to tube, butt welds, flange welds, elbows, valves etc.
• Arc voltage control (AVC) and oscillation control (OSC) for multi-pass welding procedures
• Automatic all position TIG welding for tube and pipe welding with or without wire feed 
• Compact design for limited radial and axial clearances / can perform up to 1” wall thickness
• Water cooled and highly durable torch design
• Recommended Power Unit = OW-ARC 250 and 400
 
TPWH-OA Series      
  TPWH-OA-3 TPWH-OA-5 TPWH-OA-7
Tube OD .75"- 3" 1.5"- 5" 2"- 7"
Tungsten Diameter 2.4, 3.2mm (3/32", 1/8") 2.4, 3.2mm (3/32", 1/8") 2.4, 3.2mm (3/32", 1/8")
Rotation Speed (rpm) 0.19 - 3.8 0.11-2.2 0.09-1.8
Protective Gas Ar / Mixed Gases Ar / Mixed Gases Ar / Mixed Gases
Cooling  Water Water Water
Cable Length 9m (29') 7m (22') 7m (22')
Cooling Flow (ml/mm) ≥600 ≥600 ≥600
OSC Width  20mm (.75") 40mm (1.5") 40mm (1.5")
AVC Height 40mm (1.5") 40mm (1.5") 40mm (1.5")
Wire Diameter mm (inches) 0.8, 0.9, 1.0 (0.031", 0.035", 0.039") 0.8, 0.9, 1.0 (0.031", 0.035", 0.039") 0.8, 0.9, 1.0 (0.031", 0.035", 0.039")
Max Wire Feed Speed 1800mm/min   (5.5in/min) 1800mm/min   (5.5in/min) 1800mm/min   (5.5in/min)
Weight kg (lbs) 5.5kg (12lbs)  excludes cable 10.8kg (23lbs)  excludes cable 19.5kg (43lbs)  excludes cable
Dimensions (mm) 370 x 220 x 320mm 435 x 300 x 400mm  445 x 375 x525mm
Dimensions (inches) 14.5" x 8.6" x 12.5" 17"x12"x15.5" 17.5"x14.5"x20"
Main Dimensions mm (inches) mm (inches) mm (inches)
A 220mm (8.66") 300mm (11.8") 375mm (14.75")
B 180mm (6") 235mm (9.25") 260 (10.25")
C 112-132mm (4.41"-5.2") 132-172mm (5.2-"6.77") 184-224mm (7.24"-8.82")
D 92mm (3.6") 165mm (6.5") 225mm (8.85")
E 82mm (3.23") 132mm (5.2") 184mm (7.24")
F 320mm (14.5") 400mm (15.5") 525mm (20")
G 110mm (4.33") 150mm (5.9") 187.5mm (7.375")
 
     
  TPWH-OA-9 TPWH-OA-12
Tube OD 4.5"- 9" 6"- 12"
Tungsten Diameter 2.4, 3.2mm (3/32", 1/8") 2.4, 3.2mm (3/32", 1/8")
Rotation Speed (rpm) 0.05-1.0 0.026-0.52mm
Protective Gas Ar / Mixed Gases Ar / Mixed Gases
Cooling  Water Water
Cable Length 7m (22') 7m (22')
Cooling Flow (ml/mm) ≥600 ≥600
OSC Width  40mm (1.5") 40mm (1.5")
AVC Height 40mm (1.5") 40mm (1.5")
Wire Diameter mm (inches) 0.8, 0.9, 1.0 (0.031", 0.035", 0.039") 0.8, 0.9, 1.0 (0.031", 0.035", 0.039")
Max Wire Feed Speed 1800mm/min   (5.5in/min) 1800mm/min   (5.5in/min)
Weight kg (lbs) 21.5kg (47lbs)  excludes cable 36kg (79lbs)  excludes cable
Dimensions (mm) 465 x 425 x 570mm  430 x 610 x 680mm 
Dimensions (inches) 18"x16.5"x22" 17"x24"x26.5"
Main Dimensions mm (inches) mm (inches)
A 425mm (16.73") 550mm (21.65")
B 300 (11.5") 312mm (12.3")
C 194.5-234.5mm (7.65"-9.23") 228.5-268.5mm (8.9"-10.57")
D 249mm (9.8") 297mm (11.7")
E 230mm (9.06") 328mm (12.9")
F 570mm (22") 680mm (26.5")
G 212.50mm (8.365") 275mm (10.825")
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