steel are connected using phosphate-treated coupling, but high-grade steel the phosphate layer of API (American Petroleum Institute) or non-API couplings; were treated with the above-mentioned high temperature phosphating process.
Phosphating is the most widely used metal pretreatment process for the surface treatment and .. established the utility of galvanic coupling of steel substrate
Back to General Process Industries Vertical rigid coupling designed to ISO 13709 (API 610) specifications, which Corrosion-resistant phosphate coating.
The formation and corrosion performance of zinc phosphate coating on carbon 2.1 Deposition process of zinc phosphating coating on carbon steel .. Niobium and niobium-iron coatings on API 5LX 70 steel applied with HVOF. and Tamilselvi M. Influence of galvan
Morphological evolution of the coating, as a function of phosphating time and of phosphate chemical conversion coatings on low carbon steel API 5L grade B.
This process labels our couplings with the AmTex name/logo, API logo, date of The couplings are cleaned, rinsed, Phosphated (manganese or zinc), cleaned
Phosphate coating is a chemical process that provides excellent corrosion resistance on carbon and low alloy steel products. Bonney Forge has provided
Influence of galvanic coupling on the formation of zinc phosphate coating of phosphate chemical conversion coatings on low carbon steel API 5L grade B.
The API coupling is mainly applicable in the manufacture of pipe couplings. production line for API coupling has quenching and tempering, and normalizing process routes. Currently, coupling parkerising uses immersion phosphating.
Request PDF on ResearchGate Formation of zinc phosphate coating by of phosphate chemical conversion coatings on low carbon steel API 5L grade B.
27 Sep 2012 Acceleration of the phosphating process could be achieved by chemical galvanic coupling for accelerating low temperature zinc phosphating
29 Jul 2015 of phosphate coating samples was assessed by scanning electron The formation and corrosion performance of zinc phosphate coating on carbon steel at different .. scales formed on API 5L X70 and X80 steel pipe in the presence of CO2 Tamilselv
23 Jul 2012 OCTG THREAD PHOSPHATING MACHINE. All process, step by step (in only 30 minutes). - Duration: 31:22. Alexander Fedorov 10,002,867