Degreasing valve steps required and inspection

1, the cleaning steps: valve components must be processed before the assembly process: 1) According to the processing requirements, some parts need to be polished, the surface can not have burrs, etc .; 2) All components are degreased; 3) After degreasing passivation pickling (cleaning agent does not contain phosphorus); 4) pickling passivation purified water rinse, there is no drug residue (carbon steel parts omitted this step); Wipe the fabric dry, do not retain the surface of the wire wool, etc., or dry with clean nitrogen; 6) with non-woven or fine filter paper on the analysis of pure alcohol wipe parts by parts until there is no dirty. 2, assembly requirements Clean parts must be sealed for installation. The requirements of the installation process are as follows: 1) The installation workshop must be clean, or a temporary clean area should be set up (for example, with newly purchased colored stained cloth or plastic film) to prevent dust from entering the installation process. 2) The fitter must wear clean cotton overalls, a cotton cap, no hair loss, clean shoes and plastic gloves (skim). 3) Assembly tools must be degreased and cleaned before assembly to ensure cleanliness. 3, other requirements 1) The valve assembly is completed purging with nitrogen for at least 1 minute. 2) Airtight test must use pure nitrogen. 3) airtight test after the envelope, with a clean polyethylene cap seal, polyethylene cap used before the application of organic solvent soaked, wipe clean. 4) Then use a vacuum bag to seal. 5) the last packing. 6) During transportation, take measures to ensure that the envelope is not damaged. 4, acceptance requirements Acceptance follow HG "skim construction and acceptance of norms", before assembly, each component is cleaned with a clean filter paper (choose the dead parts), filter paper unchanged color is qualified.

Sanitary End Caps

Kaysen is a China manufaturer and supplier of Sanitary Clamp Solid End Caps through 1/2″ to 8″(DN10-DN200), with standard 3A, DIN, SMS, ISO, IDF, RJT with favorable price. Sanitary Clamp Solid End Caps made in stainless steel 304 and 316L by CNC machine, with various types and design to meet different pressure and usage. The Sanitary Clamp Solid End Caps could be fabricated as per client`s requirement and drawing. Welcome to buy Sanitary Clamp Solid End Caps, DIN/SMS/3A Sanitary Clamp Solid End Caps, Sanitary Solid End Caps from us in wholesale price, if you have any questions or requests, pls feel free to contact us!

Sanitary Clamp Solid End Caps – Stainless Steel Sanitary and Hygienic Fittings:
▪ Size: 1/2″ - 8″ (DN10-DN200)
â–ª Material: SS304, SS316L, EN 1.4301, EN 1.4404 etc.
â–ª Standard: 3A, DIN, SMS, ISO, RTJ, IDF,etc.
â–ª Connection Type: Clamped
â–ª Application: Food, Petroleum, Dairy, Pharmacy, Beer, Beverage, Biotech, Cosmetics etc.

Sanitary End Caps,Sanitary Solid End Cap,Sanitary Clamp Solid End Cap,Sanitary Camp End Cap

Kaysen Steel Industry Co., Ltd. , https://www.chinasanitaryvalve.com