API standard 650 welded steel oil storage tanks engineering contractor

Charpy V-notch specimens shall be taken from the weld metal and from the heat-affected zone of the welding procedure qualification test plates or from duplicate test plates.
Weld metal impact specimens shall be taken across the weld with the notch in the API 620 oil tank material weld metal. The specimen shall be oriented so that the notch is normal to the surface of the material. One face of the specimen shall be substantially parallel to and within 1/16 in. of the surface.This standard establishes minimum requirements for API 650 tank material, API standard 650 welded steel oil storage tanks design, fabrication, erection, and inspection for ertical. aboveground，closed- and open-top.The Peru customer has cooperated with us since April 2015, and then they purchased 300 tons A36 mild steel plates as trial order. Since then, they book more than 1000 tons from us every time, and about two times every year. They asked SGS test every time. Through our cooperation those years, we have built very good relationship and they entrust us to buy other related API standard 650 welded steel oil storage tanks products for them from China also And they have introduced us good customers in Peru, among which there are also governmental projects It is a win-win cooperation between us,API standard 650 welded steel oil storage tanks. Oil measuring hole: The oil measuring hole is used to measure the height, temperature and sampling of the oil stored in the tank, and is installed near the tank top platform. API standard 650 welded steel oil storage tanks Fire extinguisher: The fire extinguisher (also known as the flame arrestor) of the oil tank is composed of a fire box, a copper wire mesh and an aluminum partition. It is installed under the breathing valve or safety valve to prevent sparks and air from entering the inside of the tank through the breathing valve or safety valve and causing accidents.Our company will accept the product quality objection registration record, pass it to the API standard 650 welded steel oil storage tanks production unit and relevant departments, and timely coordinate the supervision of product API standard 650 welded steel oil storage tanks quality objection. Our company coordinates the relevant department personnel to the customer unit to carry on the investigation, the processing.