FABRICATION & WELDING OF LIMPET COIL REACTORS, CAUSES & PREVENTION OF FAILURE IN TESTING AND SERVICE

Gaddam Srinivas Reddy Lead Quality Engineer – Supplier Quality Fluor Corporation Ltd ABSTRACT: Proper design and fabrication & inspection practices play a vital role in achieving good quality and performance of limpet coil jacket for reactors. Non-adherence to correct design and execution practices may lead to failure during start up or normal operation that result in unplanned shutdowns and costly repairs. To attend...

INOXCVA women welders ready to take the world….!

‘SPARK’ is a corporate social responsibility initiative promoted by INOXCVA, a leader in delivering Cryogenic storage, distribution & transportation solutions worldwide. The Cryogenic industry has a huge demand of Welding professionals, which is primarily a male dominated profession, women were not seen in this area of work. As a part of Woman empowerment & gender equality initiatives, INOXCVA have...

Fiber Laser Welding Machine – Flexi Weld

  The handheld laser welding machine combines quality of laser with flexibility of traditional welding to user’s advantage. The handheld laser welding machine is very easy to operate, which offers perfect welding seam without usage of any consumables at a fairly fast welding speed. The handheld laser welding machine can replace the traditional argon welding and electric welding. Handheld laser welding...

Mobile dust collectors and fume extractors now updated with nanofiber filter and ePTFE technology

Recently Nederman updated its range of mobile dust collectors and fume extractors with optimized nanofiber filter and ePTFE technology. The optimized filter technology will generate higher efficiency, cost saving due to longer filter life and less energy consumption as well as higher productivity thanks to longer cleaning intervals and less down time. Airborne dust and fumes are generated in most...

HIGH PERFORMANCE WELDING WITH GREATER EFFICIENCY

HIGH PERFORMANCE WELDING WITH GREATER EFFICIENCY The Fronius TPS/i TWIN tandem welding series is now even more versatile. As well as steel, aluminium, nickel-base alloys, and high-strength steels can now also be joined in a tandem welding process at fast speed and with an extremely high deposition rate. The new welding systems boast stable penetration, and their countless smart functions...

YASKAWA India Private Limited

NEW ROBOTIC SOLUTION FACILITY at Manesar, Gurugram (Haryana) Yaskawa India YASKAWA India Private Limited We are delighted to announce that YASKAWA India has established a brand new state-of-the-art Robotic solution facility at Manesar, Gurugram, India. The new office will be located at Plot No. 136, Block-B, Sector-8, IMT Manesar, Gurugram (Haryana).  The opening of new facility demonstrates our commitment to client service and satisfaction. It...

Flux-Cored Wire for ASTM A387 Gr.91 Steel using Ar+CO2 (KOBELCO DW-91B91)

Introduction Kobelco, Japan has introduced recently a titania-based, all positional flux-cored wire, DW-91B91, classified as per AWS A5.29 E91T1-B9M-(H4), complementing the range of welding consumables for P91 that is already available for SMAW, GTAW, GMAW & SAW processes to weld 9Cr-1Mo-V steels such as ASTM Gr.91, T91, P91. The specified level of Mn+Ni is less than 1.2%, but actual test...

Advantages offered by electrochemical weld cleaning as explained by Mr. Keyur Sanghvi, Managing Partner, Mehta Sanghvi & Co.

Advantages offered by electrochemical weld cleaning as explained by Mr. Keyur Sanghvi, Managing Partner, Mehta Sanghvi & Co. Nitty-Gritty (1) WHAT IS PICKLING AND PASSIVATION? Pickling is the removal of any high temperature scale, Oxidation, Heat affected zone and any adjacent low chromium layer of metal from the surface of stainless steel. Passivation is the treatment of the surface of stainless steels to remove contaminants...

Is The SMAW Process Over?

Introduction The shielded metal arc welding (SMAW) is a versatile metal joining process, which has been used since the world war II era and still continues to be a widely used process around the globe. In layman’s terms, it is also known as the stick welding process which can weld ferrous & nonferrous metal together. In recent years many researchers have...

ADOR WELDING : CHAMP T400

CHAMP T400 is an Inverter based Welding Power Source intended for use in Shielded Metal Arc Welding (SMAW). It can also be used for Gas-shielded Tungsten Arc Welding (GTAW) along with external H.F.TIG control unit. It is mainly suitable for long distance welding & cellulosic electrodes. It has constant current characteristics. Set output current is constant against input supply variations...