API 6A generally applies to wellhead and Christmas tree equipment, while API 6D covers pipeline and piping valves. This guide helps buyers identify the correct scope and prepare a technically complete valve RFQ.
API 6A vs API 6D: Which Standard Applies to Your Oil & Gas Valves? Okumaya devam edin »
A practical comparison of DIB-1 and DIB-2 ball valve seat configurations, pressure behavior, cavity relief, testing, and specification requirements. Use it to prepare drawings, inspection plans, and comparable valve RFQs.
DIB Ball Valve Guide: DIB-1 vs DIB-2 Seat Configuration and Testing Okumaya devam edin »
DIB-1 and DIB-2 ball valves use different seat arrangements to provide double isolation. This guide explains their pressure behavior, testing requirements, selection risks, and the information buyers should include in an RFQ.
DIB-1 vs DIB-2 Ball Valves: Seat Configuration and Testing Okumaya devam edin »
Pup pieces move the field weld away from a pipeline valve body to protect seats, seals, coatings, and actuators from welding heat. This guide explains when to use them, what to specify, and how to avoid procurement mistakes.
Pup Pieces for Pipeline Valves: Protecting Seats and Seals from Welding Heat Okumaya devam edin »
Learn how to specify buried valve stem extensions for underground pipeline isolation valves, including torque, materials, sealing, actuation, inspection, and RFQ details. A practical guide for engineers, EPC buyers, and operators.
Buried Valve Stem Extension Design for Pipeline Networks Okumaya devam edin »
A practical guide to gas-over-oil actuator selection for gas pipeline block valves, ESD valves, and remote valve stations. Learn what engineers and buyers should confirm before RFQ and approval.
Gas-Over-Oil (GOV) Actuators for Gas Pipeline Valves Okumaya devam edin »
