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Welding Automation Systems for Valve Manufacturing Industry

Primo specializes in conceptualizing, designing, manufacturing, and installing welding automation systems for various welding needs in the valve manufacturing industry. We handle different types of valves and offer automated solutions for valve body welding, overlaying, and hardfacing. Our machines are supplied for plasma overlaying, 13% Cr deposition, pressure seal welding, and more.

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Welding Automation Systems for Valve Manufacturing Industry

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  1. Survey No. 500/5, 6, 7 & 8, Amarambedu, Kundrathur Post, Chennai – 600069, Tamil Nadu, India www.primoautomation.com Prepared For: Presented By: Date:

  2. WELDING AUTOMATION SYSTEMS Primo is in the business of Conceptualizing, designing, manufacturing & Installing Welding Automation Systems for the various Welding / Overlaying needs of the Valve Manufacturing Industry Since 1995 Onwards.

  3. OUR FACILITY

  4. VALVE WELDING AUTOMATION

  5. Types of valves handled • 1. Gate valves • 2. Globe valves • 3. Check valves • 4. Control valves • 5. Safety relief valve • 6. Knife edge gate valves • 7. Plug valves • 8. Butter fly valves • 9. Christmas tree valves – Mudline gate valve • 10.Double / Triple offset butter fly valves • 11. Ball valves • 12.Trunnion mounted ball valves • 13. D – type valves • 14. Forged steel valves • 15. Slab gate valve • 16. Slurry valve

  6. Applications automated • 1. Valve body to flange welding • 2. Valve body to bonnet welding • 3. Valve body to seat ring welding • 4. Valve body direct weld overlay • 5. Valve seat ring weld overlay • 6. Valve wedge weld overlay • 7. Valve disc/segment weld overlay • 8. Ball weld overlay • 9. Stem weld overlay • 10.Taper Plug / Body weld overlay

  7. Processes deployed • 1. GMAW welding • 2. GTAW welding • 3. PTAW welding • 4. SAW welding

  8. Our Machines supplied for the Valve Industry 1. PLASMA OVERLAYING EQUIPMENT BY PTAW PROCESS 2. 13% Cr. DEPOSITION BY SAW / GMAW / FCAW PROCESS 3. PRESSURE SEAL WELDING BY GMAW / FCAW 4. DIRECT BODY HARDFACING OF GATE, GLOBE & CHECK VALVES BY GMAW / FCAW PROCESS. 5. FLANGE / BONNET TO BODY WELDING OF Y-GLOBE VALVES 6. 2-in-1 MACHINES COMBINING 2+3 MENTIONED ABOVE.

  9. PTAW automated systems

  10. 1. PLASMA OVERLAYING EQUIPMENT BY PTAW PROCESS a. Plasma overlaying machine for Valve Components like Wedges, Seat Rings, Plugs, Disc, Bonnets , Plungers, etc b. Plasma overlaying machine for Tri-centric /Triple Offset Valve Bodies. c. Plasma machine for Ball overlaying d. Plasma machine for overlaying directly on the valve body

  11. Modules of fully automated PTAW overlaying set up. • Pilot and Transferred Arc Power source • Welding Torch Carriage/ Manipulator (C&B) • Welding Positioner for Job manipulation • Welding Torch weaving unit (Oscillator) • Plasma welding torch • X-Y-Z slides • Powder feeding unit/ wire feeding unit • Gas and control console • PLC / CNC controlled control panel • Operator Pendant • Water cooling unit • AVC unit (optional) • Video Monitors (Optional)

  12. b. Plasma overlaying machine for Tri-centric /Triple Offset Valve Bodies.

  13. Very few pictures of welded parts here

  14. c. Plasma machine for Ball overlaying

  15. d. Plasma machine for overlaying directly on the valve body

  16. PLUG VALVE PLUG- STELLITE 6 CLADDED

  17. HIGH PRESSURE VALVE DISC- STELLITE6 CLADDED

  18. 600MM ANGLE VALVE TAPER SEAT STELLITE DEPOSITION BY PTAW PROCESS

  19. ID CLADDING OF A CONTROL VALVE SLEEVE

  20. TAPER SLEEVE INTERNALL HAR FACED WITH STELLITE BY FULLY AUTOMATIC PTAW PROCESS

  21. HIGH PRESSURE VALVE DISCS DEPOSITED WITH STELLITE BY FULLY AUTOMATIC PTAW PROCESS (LAYER SEQUENCE COMPLETELY AUTOMATED)

  22. AUTOMATED BALL CLADDING

  23. SLURRY VALVE PROFILE DISC CLADDING- FULL SEQUENCE AUTOMATED

  24. HIGH TEMPERATURE STEAM CONTROL VALVE DOUBLE DISC SPINDLES HARD FACED WITH STELLITE

  25. CONTROL VALVE PLUG STELLITE DEPOSITED – DILUTION ASSURED Fe less than 3% at 2mm deposit height

  26. 2. 13% Cr. DEPOSITION BY SAW PROCESS

  27. 13% Cr WEDGE/SEAT RING HARD FACING AUTOMATION

  28. 3. PRESSURE SEAL WELDING BY GMAW

  29. 3. PRESSURE SEAL WELDING BY GMAW • Primo offers Pressure seal welding machines for welding the seat rings to valve bodies (Gate, Globe and Check valves) in the following categories. A. Machine for welding valves of 2” to 8”. B. Machine for welding valves of 2” to 12” with Body indexing provision. C. Machine for welding valves of 6” to 24”. D. Customized machines for welding valves from 24” to 60”.

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