basic
Coating Process
1. Bare pipe visual inspection : Pipe no., Heat No. Length, Dia, Thickness, bevel and body damages like dents,…
August 14, 2021 · senseadminbasic
basic
Internal Coatings
1. Internal coatings, such as fusion bonded epoxy or two pack phenolic epoxy paint (flow coat), may be used…
August 14, 2021 · senseadminbasic
Provisions for corrosion monitoring
1. For buried or submerged pipelines, the occurrence of coating damage is normally monitored by cathodic protection measurements (refer…
August 14, 2021 · senseadminbasic
Internal Corrosion
1. Linings may be used for internal corrosion protection, provided the lining material does not degrade following long-term exposure…
August 14, 2021 · senseadminbasic
Pipeline Corrosion and Coatings
Onshore Pipelines 1. All metallic buried pipelines including duplex material pipelines, shall be coated externally. 2. Pipelines shall be coated…
August 14, 2021 · senseadminbasic
Pipeline Stringing
1. Stringing shall be done after blasting and trenching when ROU is in rocky area. 2. Coated pipes shall be…
August 14, 2021 · senseadminbasic
Laying Pipeline in Swamps
1. Two methods may be considered for the installation of pipelines in swamps: 1. The flotation method, where the pipeline…
August 14, 2021 · senseadminbasic
Pipeline Lowering
1. Lowering shall commence after inspection of trench. 2. Trench bottom shall be free from pipe supports, stones, roots, debris,…
August 14, 2021 · senseadminbasic
Pipeline Bending
1. For changes in vertical and horizontal alignment, pre-fabricated cold field bends are provided. 2. Over bends are made in…
August 14, 2021 · senseadmin