Jun-10-2021
ASTM A537 is heat-treated, carbon steel pressure vessel quality (PVQ) steel. This steel is typically used to produce boilers and pressure vessels for oil, gas and petrochemical products.
ASTM A537 PVQ steel tensile requirement
High yield and tensile
Jun-10-2021
Prefabrication requirements of large vertical storage tank componentsPrefabrication of storage tank components before construction can improve construction efficiency, save time and cost, which is a common method for large vertical storage tank constructi
Jun-09-2021
Volatilization is a characteristic of oil. Under normal temperature and pressure, as long as the oil is in contact with air, there will be signs of volatilization on the contact surface. Through scientific analysis and summary, there are several reasons f
Jun-08-2021
The price level of international SPA-H steel market is far higher than that of domestic steel in China, which is a major feature of the global steel market at this stage. At present, China's steel price index is 24% higher than that at the beginni
Jun-07-2021
The high temperature heat transfer oil finned tube heating device of large storage tank heats the circulating heat transfer oil in the shell and tube heat exchanger through high temperature and high pressure steam, and the heat transfer oil exchanges with
Jun-04-2021
When the oil in the oil storage tank is still stored without receiving and sending operation, the gas space temperature, oil evaporation rate, oil vapor depth and vapor pressure in the tank also change with the rise and fall cycle of external temperature
Jun-03-2021
1045 steel is medium carbon steel included in the ASTM 830 (A830) family of specifications. In 1045 steel plate, the ‘10’ means a basic carbon steel and ‘45’ designates the approximate carbon content.
1045 carbon steel applications
Jun-03-2021
Oil depots mainly store combustible crude oil and petroleum products, and some oil depots also store heavy oil such as lubricating oil and fuel oil. According to the Chinese national standard "code for design of oil depots" (GB124), oil depots a
Jun-02-2021
When welding metal oil tanks, to avoid deformation of the weld seam, it is necessary to use the corresponding welding process according to the type of steel used in the tank, and strictly control the welding process parameters.When the metal oil tank wall
Jun-01-2021
The strength check of vertical storage tank refers to the ability of steel plate material of vertical storage tank to resist elastic deformation after welding. Especially when the design parameters are inconsistent with the actual situation or the materia
Jun-01-2021
Preventive measures for weld deformation of metal oil tank -- reasonable arrangement of assembly sequence.In the welding construction of the middle plate at the bottom of the metal oil tank, the short weld should be welded first, then the long weld should
May-28-2021
The foundation construction procedures of vertical storage tanks include: laying out and positioning, earthwork excavation, pouring concrete cushion, elastic line, supporting inner membrane, binding steel bar, supporting outer formwork, pouring concrete,
May-27-2021
When the temperature of crude oil, heavy oil, lubricating oil and other oils is low, they need to be heated for transportation because of their high viscosity. Therefore, the storage tanks of these oils need to be heated for transportation. The following
May-26-2021
The selection of tank foundation should be based on the tank form, volume, geological conditions, material supply, user requirements and construction technical conditions, foundation treatment methods and economic rationality. The general practice of larg
May-25-2021
According to foreign media reports, on May 21st, the estimated import price of hot rolled steel coils in Vietnam was US$970-1000/ton (CFR, Vietnam), a week-on-week decrease of US$80-100/ton (mainly for 2-3mm re-rolled SAE1006 hot-rolled steel coil and sim
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