Industrial News
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Causes and measures of oilpipeline leakages
Resulting oil pipeline leakages is for many reasons, there are some followings below. Some one-sided pursuit of profit, reduction of investment in safety protection facilities fierce competition in the market economy, in order to reduce costs, the pursuit of high profits, people are quick success...Read more -
Annealing and quenching of cold drawn steel
Annealing of cold drawn steel The annealing of cold drawn steel is commonly used in the production of preliminary heat treatment process. The majority of machine parts and engineering, mold rough can eliminate internal stress and composition of casting, forging and weldment inhomogeneity; can imp...Read more -
Pipeline system design
Pipeline system design refers to the design of the refrigerant compressor and a variety of refrigeration equipment, components connected together to form a reasonable cooling system, including the diameter determined, heat pipes and fittings and pipe layout. Cold storage installation design is go...Read more -
DIN 30670
DIN 30670 refers to polyethylene coatings on steel pipes and fittings –Requirements and testing. This standard specifies requirements for factory-applied three-layer extruded polyethylene-based coatings, and one- or multi-layered sintered polyethylene-based coatings for the corrosion protection o...Read more -
Argon welding
Argon welding use the argon as a protective gas welding technique,so also called argon gas welding. That is, around the arc of the argon gas through the air isolated from the welding area,to prevent oxidation of the weld zone. Argon welding technique is based on the general principle of arc weldi...Read more -
Construction of cement mortar steel pipe
Construction of cement mortar in two ways. First floor centrifugation. Mainly suitable for pipes lined with construction DN400 caliber or less. But underground spraying, mainly applied to DN700 diameter pipeline corrosion construction above the ground. Cement mortar pipe corrosion: a mixture of c...Read more