Author: parkwaypipeline

What factors should be considered when selecting the pressure rating of the takeover flange?

In engineering design, the pressure level of the nozzle flange of the container is usually given by the professional of the process system. The following factors should be considered when selecting the pressure rating of the takeover flange. 1 Design pressure and design temperature of the container; 2 Connection standards of valves directly connected to them, valves, […]

Seven factors affecting gaskets and packing seals

Factors affecting gasket and packing seal (1) Surface condition of sealing surface: the shape and surface roughness of sealing surface have certain influence on sealing performance, and smooth surface is beneficial to sealing. The soft gasket is insensitive to the surface condition because of its easy deformation, while the hard gasket is greatly affected by the surface […]

Application of stainless steel pipe in petroleum and petrochemical

1 Types of stainless steel According to the chemical composition, stainless steel can be divided into Cr stainless steel, Cr-Ni stainless steel and Cr-Ni-Mo stainless steel. According to the application field, it can be divided into medical stainless steel, atmospheric corrosion resistant stainless steel, anti-oxidation stainless steel, and Cl-resistant stainless steel. However, the most commonly used classifications […]

Installation instructions and correct sequence of stainless steel flanges

There are more and more kinds of stainless steel flanges in the production process, for different kinds of flanges, installation methods are also different, then for everyone to introduce the correct installation sequence of stainless steel flanges. The stainless steel pipe or stainless steel pipe fittings contaminated before the stainless steel flange connection should be cleaned up. […]

Brief introduction of stamping reducer

The stamping reducer is a reducer produced by a stamping process. The reducer has the advantages of stable structure, fast forming, high hardness, high pressure resistance, corrosion resistance, abrasion resistance and high temperature resistance. The size of the reducer is classified into: stainless steel reducer, alloy steel reducer, carbon steel reducer. Reducer, 10# reducer, 20G carbon steel reducer, […]

Introduction of socket pipe fittings

The socket pipe fittings are mainly divided into high-pressure pipe connection fittings which are formed by die-casting forging of round steel or steel ingots, and then formed by lathe machining, and the pp resin modified polypropylene low-pressure pipe is connected with the curved elastic double-ducted socket. Double-melt pipe fittings. Connection Type The socket connection series includes: socket […]

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