Quality control procedures are enforced at all stages right from design to erection to ensure a quality product. High cadre of fabrication professionals, including a number of qualified welders and a strong technical backup, extends or strengths to Fabricate Shell & Tube Heat Exchangers and Air Fin Coolers with the highest degree of engineering standards.
For Shell & Tube Heat Exchangers and Air Fin Coolers, Olayan Descon offers services for:
In accordance with ASME, TEMA, ANSI, API 660 and other relevant code and practices, Mechanical Design is carried out using BJAC and Stemec software’s. Complete detailing, generation of shop fabrication & as built drawings and design documentation is executed on AutoCAD. Olayan Descon can fabricate all kinds of Exchangers like, single & multiple pass, single & multiple flow and kettle type including fixed tube sheet, Floating tube sheet, Straight & U-tube bundles and finned tube Air Coolers. Tube sheet cladding is also carried out by welding built up. Seam & deposition welding procedures (AWS designations) are adapted for various types of ferrous & non-ferrous materials including Carbon steel, Stainless steel, titanium & other Alloy steels, in combination of both for SMAW & GTAW. Tube to tube sheet joint can be executed both by Welding and Expansion. Adequate machine tools, fabrication and welding equipment including Automatic Tube-Tube Sheet Welding Machines Multi-head drilling machines, Horizontal and Vertical Boring machines, Tube cutting& bending tools, Expansion tools and all other relevant equipment are installed in our Heat Exchanger shop, to meet the quality requirements of prevailing international standards. Localized stress relieving of seam welds and U-bent portion of tubes is available in-house. Furnace facilities for the heat treatment of complete shell are availed from renowned and approved companies. Non-destructive testing (RT & UT) is also sub-contracted to local certified agencies.