High Silicon Austenitic Stainless Steel

This material enjoys excellent metallographic structure and chemical composition to reasonably match the alloy elements. It also has good mechanical properties and high corrosion resistance in oxidizing concentrated sulfuric acid and nitric acid.

Specifications:

Mechanical Properties

 

Tensile strength

(Mpa)

Yield Strength

(MPa)

Elongation (%)

Standard

538.0

255.0

30

Typical

800

379.0

33

Corrosion Resistance

Temp/°C

60

60

71

105

115

115

143

200

Concentration,

Wt.%

93

95

96

98.5

95

96

96

98

Corrosion Speed

0.025

0.02

0.005

0.012

0.051

0.028

0.238

0.795

Applications

In 93%-100% H2SO4, when the temperature is less than 150°C, the corrosion rate is 0.1mm/a. It can be used in high temperature concentrated sulfuric acid and nitric acid working conditions, such as the process in the dry suction section of the sulfuric acid production facility.

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