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Stainless steel, also known as inox, corrosion-resistant steel (CRES), or rustless steel, is an iron-based alloy containing a minimum level of chromium that is resistant to rusting and corrosion. Stainless steel's resistance to corrosion results from the 10.5% or more chromium content, which forms a passive film that can protect the material ...
Tanks can be used to hold materials as diverse as milk, water, waste, petroleum, chemicals, and other hazardous materials, all while meeting industry standards and regulations. [1] Storage tanks are available in many shapes: vertical and horizontal cylindrical; open top and closed top; flat bottom, cone bottom, slope bottom and dish bottom.
The bodies of both rocket stages are made from stainless steel [21] and are manufactured by stacking and welding stainless steel cylinders. [22] These cylinders have a height of 1.8 m (5 ft 11 in), a thickness of 4 mm (0.16 in) and a mass of 1,600 kg (3,500 lb) each. [22] Domes inside the spacecraft separate the methane and oxygen tanks. [22]
Fe – Cr Phase diagram. To qualify as stainless steel, Fe-base alloys must contain at least 10.5% Cr. The iron-chromium phase diagram shows that up to about 13% Cr, the steel undergoes successive transformations upon cooling from the liquid phase from ferritic α phase to austenitic γ phase and back to α.
An external floating roof tank is a storage tank commonly used to store large quantities of petroleum products such as crude oil or condensate. It consists of an open- topped cylindrical steel shell equipped with a roof that floats on the surface of the stored liquid. The roof rises and falls with the liquid level in the tank. [1]
In 200 series stainless steels the structure is obtained by adding manganese and nitrogen, with a small amount of nickel content, making 200 series a cost-effective nickel-chromium austenitic type stainless steel. 300 series stainless steels are the larger subgroup. The most common austenitic stainless steel and most common of all stainless ...
The LOX downcomer extends into the LOX tank, with a small expanded portion of unknown purpose. [30] A camera is located on the walls of the tank, near the flight termination system. [23] Like the methane tank, the oxygen tank also has three baffles to prevent sloshing. [28] The oxygen tank terminates with the thrust structure of the vehicle. [33]