Válvulas para tubulações
- May 12, 2021
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The pipeline has become the main method of energy transportation nowadays. The pipes and valves that emerged at the right moment have developed rapidly, which has greatly promoted...
Como manter a válvula recém-comprada?
- Apr 23, 2021
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Under normal circumstances, when the valve is shipped, blind plates are installed at the inlet and outlet of the valve to avoid dust entering from the inlet and outlet of the valve. This also prevents...
Manutenção da válvula em operação
- Apr 05, 2021
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The maintenance steps for valves that are in operation are as follows: 1. Cleaning A lot of dust, oil, and medium residues are easy to accumulate on surfaces of a valve, trapezoidal threads...
Dez mal-entendidos na instalação da válvula
- Mar 19, 2021
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Ten common misunderstandings about installation of valves that are easily overlooked are listed in this article, which are as follows: 1. The bolt are too long. For the bolts on the...
Defeitos de soldagem e soldagem de reparo da válvula
- Mar 08, 2021
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Among the pressure-bearing valves of industrial pipelines, cast steel valves are widely used because of their economy and design flexibility. However, various casting defects such as sand...
Requisitos técnicos para válvulas de segurança da caldeira
- Feb 24, 2021
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Technical requirements for boilers safety valves are as follows: 1. At least one safety valve should be installed for boilers with a rated evaporation capacity lower than 0.5t/h; for boilers...
Introdução à válvula de segurança da caldeira
- Feb 17, 2021
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A safety valve is one of the main safety accessories of the boiler. It can automatically prevent the steam pressure of the boiler from exceeding the predetermined allowable range, thereby ensuring...
Importança e análise de rolamento da válvula de segurança da caldeira
- Feb 06, 2021
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A safety valve or a globe valve is one of the main safety accessories of steam boilers. As a valve with important protection functions, safety valves are widely used in various pressure vessels...
As sete indústrias que usam mais válvulas
- Jan 26, 2021
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A valve is an extremely versatile device that can be found almost anywhere. Valves can be seen in houses, power plants, paper mills, refineries and various infrastructure and industrial facilities. Valves are...
Princípios de vedação da válvula (Parte 2)
- Jan 23, 2021
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Airtightness of liquid The sealing performance of the liquid is performed by the viscosity and surface tension of the liquid. When the capillary of the valve which is leaked is filled...
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