pipeline valves
7 in-depth engineering guides on pipeline valves — specification, selection, testing and procurement.
Everything on pipeline valves
Vajra's engineering team has published 7 technical guides covering pipeline valves for industrial valve selection, specification, testing and procurement. Browse the full set below.
Industrial Valve Supplier Colombia - Ecopetrol, Barrancabermeja & Vaca Muerta Pipeline Projects
Colombia is Latin America's fourth-largest oil producer, operating one of the continent's most extensive pipeline networks through Cenit. Ecopetrol's Barrancabermeja refinery, Reficar Cartagena, and Cerrejón coal operations are key demand centres for API 6D-certified industrial valves.
Pipeline Pigging Valves: Launcher, Receiver & Trap Valve Specifications
Every pig launcher and pig receiver in a pipeline system requires a specific set of valves - mainline full-bore isolation valves, kicker valves, bypass valves, equaliser valves, drain valves, and vent valves. This guide covers each valve type, sizing rules, and API 6D compliance requirements.
Double-Block-and-Bleed (DBB) Valve Guide - Design, Types & API 6D Applications
Double-block-and-bleed (DBB) isolation is required by API 6D and process safety standards for critical isolation points where a single block valve cannot provide sufficient assurance of safe isolation. This guide explains DBB designs, their API 6D definitions, and when to use them versus two separate block valves.
API 6D Pipeline Valves - Complete Procurement Guide for Indian Projects
API 6D - 'Pipeline and Piping Valves' - is the primary international standard governing valves for oil and gas transmission pipelines. For procurement engineers on ONGC, GAIL, IOCL, and EPC pipeline projects in India, API 6D compliance is a contractual requirement. This guide covers what API 6D requires, how to write a purchase specification, and what to check in a supplier's data book.
Full Bore vs Reduced Bore Ball Valves: When to Choose Each
The choice between full bore (full port) and reduced bore (standard or regular port) ball valves is one of the most common and consequential decisions in pipeline and process piping design. Full bore valves cost 20 to 40% more but eliminate pressure drop and allow pigging operations. This guide explains when the premium is justified and when reduced bore is the better engineering choice.
Ball Valves in Oil and Gas: Applications, Standards and Selection Guide
Ball valves are the most widely specified valve type in oil and gas applications - from onshore pipelines to offshore platforms and LNG terminals. This guide covers the specific requirements, standards, materials, and selection criteria for ball valves across all oil and gas service environments.
API 6D Ball Valves: Complete Technical Guide for Pipeline and Oil & Gas Applications
API 6D is the international standard for pipeline valves used in oil and gas transmission systems. This guide covers everything procurement engineers and project managers need to know about API 6D ball valves - from design requirements to testing protocols.
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