Sigma Star Equipment & Machinery LLC

Sigma Star Equipments & Machinery, L.L.C, was established in 2005 in UAE with well experienced engineers from oil industries projects. Main services of Sigma which are segregated in to two divisions are as fallow:

I. Rotary & Static Equipments II. Instruments & Automation Each division works independently and carries on the projects by separate team. The project may include of:

1. Solution and consultancy
2. Supplying and procurement of row material
3. Commissioning and installation
4. Inspection and Test &Vibration Analysis
5. Technical support and spare parts supply.

The Topics of our products and services are as follow:

I. In the field of Rotary Machineries & Equipments

1. Supplying Pumps, design of packages, installing / Test , Inspection and Commissioning a) Chemical injection b) Centrifugal pumps as per API 610 c) Vacuum pumps and accessories

2. Supplying of Compressors , Consulting ,design of packages, installing / Test and commissioning and Inspection of: a) Rotating equipments Inspection, repair and rebuilding service b) Air screw compressors c) Piston compressors (Reciprocating Compressors) d) Repair, upgrade of process compressors (Gas Compressors) e) Supply of Filters f) Supply of Vessels g) Preparation of work schedule, expediting, Testing and inspections for projects h) Supply of different Vessels for above process i) Supply of air Dryers and Gas dryers and their components (such as Desiccants) Desiccant type (Twin vessels type) Refrigeration type a) Design and sizing of Air Dryers and Filters b) Supply, Service, or upgrading the Nitrogen and Oxygen generating package c) Checking the vibration in the field and analyzing the vibration d) Field balancing

II. Instrument & Automation

1. Supply of all kinds of Transmitters ,Analyzers, indicators, Switches and Accessories such as: a) Instrument tubes & Connection (SS316) b) Valves Manifolds c) Actuator d) Instrument cables e) Corrosion coupon f) Pneumatic Equipments g) All types of instrument cables.

2. PLC and SCADA a) Designing & Implementation of HMI and OPC servers. b) Commissioning of Siemens, Delta, Allen Bradley PLCs c) Commissioning of field Bus communication ( profibus, profinet, industrial Ethernet,) d) Designing Marshaling cabinets with inside components for safe zones and hazard zones.

3. Control Valves a) Butterfly type valves with actuator ( Self-contained electro-hydraulic actuators & drives by REXA.) b) Ball valves c) Plug valves d) Globe valves e) Check valves, safety valves & Air Release Valves f) Double or Dual Disc, Silent, Foot, Swing, Piston valves III. Electrical a) Supplying of all types of power cables b) Supplying of all types of terminals, Breakers, Switches ,Relays and junction boxes ( IP66,67,55) c) Supply of Electromotor & Generators ( IP67,66,55)

IV. Boilers & Equipments

a) Supplying water tubes boilers. b) Supplying the burners. c) Sensors and Systems for combustion V. Pipes, Flanges, Gasket & Plates

1. Supplying of Gaskets

2. Pipes, Tubes ,Fitting and flanges a) Stainless Steel (316, 304 ) , Alloy Steel ( ASS5, A213, A691) b) Exotic Alloys (Monel, Inconel, Incoloy, Hastaloy,Titanium) , Carbon steel ( A106, A179,AGTI,)