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Welding Services
2026-May-25th In order to serve our clients in Oil & Gas industry, offshore & onshore Construction of pipeline, storage tanks, steel structures, we achieve to a joint venture agreement with Joeun Engineering Co. on 2026 February to submit our best quality and performance in welding of mentioned EPC projects. Joeun Eng. Co. (JEC) has gathered…
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Lubricants Additives Practical Guide
Lubricants Additives Practical Guide Lubricant Additives – A Practical Guide Knack Marketech Lubrication professionals often become very familiar with the base oil viscosity of their lubricants. After all, viscosity is the most important property of a base oil. Baselines for incoming oils are set and the health of the lubricant is monitored based on viscosity…
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Lubricants: Base oil & additives
Oil additives are chemical compounds that improve the lubricant performance of base oil (or oil “base stock”). The manufacturer of many oils can use the same base stock for each formulation and can choose different additives for each use. Additives comprise up to 5% by weight of some oils. Lubricants Additives Practical Guide

