Applications

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Applications

The surface condition and application by the finishes are listed in the following table.

Finish

Surface Condition

Typical Application

No.1

Silver White without Luster

1. Materials for cold rolling

2. Chemical tanks & pipes

2D

Silver White Dull Luster

1. Materials for deep drawing

2. Architecture materials

2B

Better than 2D in Luster and Flatness

1. Medical tools

2. Kitchen utensils & tableware

3. Architecture materials

BA

High Reflection Near Mirror

1. Medical tools

2. Kitchen utensils & tableware


Characteristics and Applications

Type

Properties

Typical Application

201

A substitute for 301, and becomes magnetic when cold worked.

1.Daily necessities

2.Structural uses

3.Automotive wheel covers

202

Ni-saving type stainless steel, and its mechanical properties are near 304.

1.Cooking utensils

2.Water trough shelves

3.Structural uses

304

Properties such as corrosion resistance, heat resistance, formability and weldability are excellent and well-balanced.

1.General home appliances, utensils

2.Architecture and decorative uses

3.Medical tools

304L1
304L2

Excellent grain boundary corrosion resistance and suited for work which permits no heat treatment after welding.

1.Oil refining industry

2.Chemical industry

3.Nuclear power industry

316

Having good corrosion resistance in salt, acid and sea circumstance, and good creep strength at elevated temperatures.

1.Chemical, pulp, photographic and food-processing    facilities

2.Seashore architectural uses

3.Materials for pitting corrosion resistance

316L1
316L2

Grain boundary corrosion resistance and the ability to suppress welding sensitivity are better than 316.

1.Nuclear power, chemicalindustry equipments

2.Parts are difficult to be heat treated after welding

409
409L

Heat resistance is good.

1.Exhaust pipes

2.Manifolds

430

Typical Cr-based stainless steel with magnetism, and its pitting corrosion resistance and formability are good.

1.Daily-use durable goods

2.Kitchenware

3.Architectural trimming

420J2

Higher quench hardness

1.Cutlery

2.Valves & nozzles