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. Pipes
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
3. Home appliance
4. Decoration materials
5. Architecture materials
No.3 Better luster, with discontinuous roughness 1. Electrical products
2. Architectural Decoration
3. Kitchenware
No.4 Better luster, with discontinuous coarse lines, finer lines than NO.3 1. Electrical products
2. Architectural Decoration
3. Kitchenware

Characteristics and Applications

Type Properties Typical Application

301

High strength and hardness, excellent high temperature resistance, fatigue resistance 1. Spring material
2. Vehicle use
3. Architecture and decorative 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
430LX Adding Ti or Nb to 430 steel and reducing the carbon content improves the processability and weldability. 1.Water heating system
2.Sanitary appliances
3.Household durable appliances
420J2 Higher quench hardness 1.Cutlery
2.Valves & nozzles