MECHANICAL PARTS AND ITS USAGES

       

• O-RING

                        Used for arresting leakages any lubricants and air (Immovable area)

• SEAL

                        Used for arresting grease and air (Movable area)

• BEARING

                        To avoid friction

•  VALVE

                                    To control any flow elements or process variable                                        (Isolation, Regulating, Non return, Special Purpose)

• ACTUATOR

                        Used for operate the Valves

•  GASKET- It is used for arresting leakage between two flanges.

            Types:

                                    1.  Metal Gasket

                                                Used for heat line 

                                    2. Spiral Wound

                                                Normally used for steam gas oil and hot water lines

                                    3. Asbestos

                                                Used for water lines

                                    4. Graphite Coated Asbestos

                                                Steam hot water lines

                                    5. RTJ-Ring Type Joined

                                                High Pressure Lines (Clause 900 ~ 2500)

•  GLAND PACKING- It is used for arresting leakage between shaft and                                                         body(Casing)

·        Types:

                                    1. Teflon

                                                Used for cooling water and gas

                                    2. Graphite

                                               Normally used for steam and hot water lines