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
May-24-2021
Since May Day, the heat of the steel market has not decreased. Facing the rising price of A387 gr 22 steel, the downstream is under serious pressure. In order to maintain the stability of the market, policy intervention is also constant. According to inco
May-21-2021
According to foreign media reports, the ex factory price index of Nordic hot rolled steel coils on May 19 was 1096.2 euro (US $1334.1) / ton, up 38 euro / ton on a week-on-month basis and 154.5 euro / ton on a month-on-month basis.According to European ma
May-20-2021
13CrMo4-5 steel plate is a special alloy steel with high temperature function, which belongs to a medium temperature hydrogen vessel steel plate. 13CrMo4-5 definition: 4-5 represents the content of Cr and Mo. The Cr content is 0.70%-1.15%; the Mo content
May-19-2021
Short term 40Cr steel prices still have room for further decline. However, in the medium term, the general direction of carbon peak and carbon neutral policy will continue. Starting in June, a new round of supervision work will be carried out.In terms of
May-18-2021
JIS SM570 steel plate is high strength carbon steel. SM570 steel has low carbon equivalent and good cold forming property. SM570 steel equivalent grades are ST52-3, A572 Gr.50, EN S355JR and so on. BBN steel is one of the famous JIS SM570 steel plate supp
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