The order of EN593 Triple offset butterfly valve export to Russia enduser GAZPRON was delivered in advance.
Open Joint Stock Company Gazprom (Russia: Открытое Акционерное Общество «Газпром», abbreviated OAO Gazprom Russia OAO «Газпром», IPA: [ɡɐsˈprom]) is the largest extractor of natural gas and one of the largest companies in the world. Its headquarters are in the Cheryomushki District, South-Western Administrative Okrug, Moscow . More for Gazprom: http://en.wikipedia.org/wiki/Gazprom
First Lot of PO include A217 C5 body and A216 WCB body, CF8 disc and 17-4PH shaft with Multi-layers seal ring by Inconel material.
Most of valve are wafer type and bare shaft. Pressure PN40 and PN63. The valve are design and manufacturer as per EN593, with Flange: EN1092-1 LFF face, Face to face : EN588, Inspection and tested as per EN12266.1
For high temperature application, so high temp. painting was required, Zinc primer painting and Silicone finish painting was adopted. Heat-resisting paint have more serious clean requirement and surface roughness. Before paint valve should be cleaned enough without oil and dirty and Sandblast to reach at least SA2.5 roughness.
PO has severe quality control, Include factory internal quality inspection and Third party inspection. Include Qty, dimension, outlook, pressure test(1.5 times body test, 1.1 times seal water test, 6 bar air seal test), material performance, mark, painting, packing.
Valve Third party inspector in site
Valve export wooden case with strong suitable protection. Anti collision, suitable for sea transportation.