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15-5 pH stainless steel is a martensitic precipitation hardening stainless steel.
It has all the advantages of 17-4 pH, including a single low-temperature heat treatment. It also has excellent transverse notch, toughness, ductility and very good uniformity of performance. The mechanical properties and malleability of larger cross-sections are better than those of 17-4 Also known as XM-12 or UNS S15500, it is a modification of 17-4 PH, which was developed in the 1960s.
It has a finer microstructure obtained through the remelting process. This refined structure improves the toughness of the material, which is achieved by reducing the δ ferrite content and controlling the size and shape of the inclusions.
15-5 pH also has low temperature hardening, good manufacturing properties, and excellent corrosion resistance, making it suitable for many industries. The strength and ductility of UNS S15500 can be enhanced by heat treating the material at different temperatures, and it can be machined in a solution annealed state or under final heat treatment conditions
Conditions: Tensile Strength, Yield Strength, Elongation.
in 2″)
h900 190,000 psi 170,000 psi 6
h1025 155,000 psi 145,000 psi 8
h1075 145,000 psi 125,000 psi 9
h1150 135,000 psi 105,000 psi 11
h1150-m 115,000 psi 75,000 psi 14
Elemental content ( ).
Iron @@@75
Chromium-nickel-copper-manganese @@@1硅@@@1
Niobium + tantalum, carbon, phosphorus, sulfur products. Metric system. Inch.
Density. lbs inch 3....
Melting point. 1404–1440°c...2560-2625°Fahrenheit.
Elastic modulus. 196gpa...x 10 6 lb square inches.
Mechanical properties (annealing).Metric system. Inch.
Tensile strength. 1380mpa...200,000 pounds square inches.
Yield strength. 1275mpa...184900 lbs square inches.
Elastic modulus. 200 gpa...69000ksi
Elongation at break. 10%..10%
Hardness, Brinell. 420...420
ams 5659
ams 5826
ams 5862
astm a564(xm-12)
astm a693(xm-12)
astm a705(xm-12)
uns s15500
Marine gas turbine compressors.
Halloween Axis. Paper mill equipment.
Engine parts. Aircraft parts.
Cogs. Fittings and fasteners.
HE reacts to the DUI component.
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Solid solution 1020 1050, aging 550.
Heat treatment is to heat, heat preservation, and cool metal materials in a certain medium, by changing the metallographic structure on the surface or inside the material.
structure, to control its properties as a metal thermal processing process. Sometimes there are only two processes, heating and cooling. These processes are interconnected and uninterrupted.
According to the analysis of the "2013-2017 China Industrial Energy Conservation Industry Development Prospect and Investment Strategic Planning Analysis Report", as of the end of 2011, the annual cost of oil consumption of China's machinery products is higher than the total output value of machinery throughout the year; At the same time, the market access threshold of the United States, Japan and other markets is constantly increasing, in the best barriers.
In the setting, the restrictions of emission standards bear the brunt.
There are two methods, one is to use passivation paste, which is specially used to clean short stainless steel welds, which only need to be applied to the weld for 20 minutes and wiped off; The other is for more welds, first put the workpiece into the mixture of nitric acid and hydrofluoric acid to soak and clean for 15 minutes, take it out and rinse it with water, and then put it into nitric acid to passivate for 20 minutes, take it out and rinse it clean.
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