Stainless Steel Coil 420

420 stainless steel is a kind of martensiform stainless steel, with certain wear resistance and corrosion resistance, higher hardness characteristics, suitable for all kinds of precision machinery, bearings, electrical, equipment, instruments, meters, transportation vehicles, household appliances, etc.
Mainly used in the manufacture of atmospheric, water vapor, water and oxidizing acid corrosion parts.
420 Stainless steel coil Price in China ,Manufacturer of 420 Stainless Steel coil
420 stainless steel is 420 "tool grade" martensitic steel, similar to Brinell high chromium steel, the earliest stainless steel.
420 has a certain wear resistance and corrosion resistance, high hardness, its price is a lower class of stainless steel ball, suitable for the general requirements of stainless steel working environment.
420 stainless steel is suitable for all kinds of precision machinery, bearings, electrical, equipment, instruments, meters, transportation vehicles, household appliances, etc.
 
This is the most cost effective grade of steel. So the 420 Stainless Steel Coil Price is lower compared to other grades of stainless steels and all metallic products in general. There are different versions of the material with low carbon and high carbon content.  The low carbon version, 420 coils are very good for welding applications as they have less carbide precipitation and less localized corrosion.
 

Specification Sheet Overview

for Alloy 420

420

Equivalent Material of 420 Stainless Steel Coil

Grade Euronorm China GB Japanese JIS
No.
420 1.4021 20Cr13 SUS420

Standard Specification of 420 Stainless Steel Coil

Thickness 0.5mm-12.0mm
Width 600mm, 700mm, 800mm, 900mm, 1000mm, 1200mm, 1220mm, 1500mm, etc
Length Per Coil
Surface 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc
Finish Cold rolled coil (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
Form  Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats,
Blank (Circle), Ring (Flange) etc.

420 Stainless Steel Coil Composition Content

Grade C Mn Si P S Cr Mo Ni N
420 Min.
Max.
0.16~0.25 ≤1.00 ≤1.00 ≤0.04 ≤0.03 12.0~14.0 / ≤0.75  
Tensile strength σ B (MPa) : quenching and tempering,≥635
Conditional yield strength σ0.2 (MPa) : quenching and tempering,≥440
Elongation Δ5 (%) : quenching and tempering,≥20
Section shrinkage ψ(%) : quenching and tempering,≥50
Impact work AKV (J) : quenching and tempering,≥63
Hardness: Annealing,≤223HB;
Quenching and tempering,≥192HB
 
 

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