Specification

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Chemical and physical properties
Stainless Steel Chemical Composition & Mechanical Properties
Stainless Steel 200 Series
Grade Chemical Composition Mechanical Properties
  C Si Mn P S Ni Cr N Cu Y.S T.S. ELOG. HRB
% % % % % % % % % N/mm2 N/mm2 %  
201
(1% Nickel)		 ≤ 0.15 ≤ 1.00 8~11 ≤ 0.060 ≤ 0.030 0.9~1.5 15~17 ≤ 0.25 1.5~2 ≥ 310 ≥ 655 ≥ 35 ≤ 105
202
(4% Nickel)		 ≤ 0.15 ≤ 1.00 6~9 ≤ 0.060 ≤ 0.030 3.5~5 15~17 ≤ 0.25 1.5~2 ≥ 260 ≥ 620 ≥ 40 ≤ 100
The specification of type 201 and 202 according with Mill Standard.
Stainless Steel 300 Series
Grade Chemical Composition Mechanical Properties
  C Si Mn P S Ni Cr Mo   Y.S T.S. ELOG. HRB
% % % % % % % %   N/mm2 N/mm2 %  
304 ≤ 0.08 ≤ 0.75 ≤ 2 ≤ 0.045 ≤ 0.03 8~10 18~20     ≥ 205 ≥ 520 ≥ 40 ≤ 90
301 ≤ 0.15 ≤ 1.00 ≤ 2 ≤ 0.045 ≤ 0.03 6~8 16~18     ≥ 205 ≥ 515 ≥ 40 ≤ 95
316 ≤ 0.08 ≤ 1.00 ≤ 2 ≤ 0.045 ≤ 0.03 10~14 16~18 2~3   ≥ 205 ≥ 515 ≥ 40 ≤ 90
316L ≤ 0.03 ≤ 1.00 ≤ 2 ≤ 0.045 ≤ 0.03 12~15 16~18 2~3   ≥ 170 ≥ 480 ≥ 40 ≤ 95
The specification of type 301, 304, 316, 316L according with ASTM and JIS standard.
Stainless Steel 400 Series
Grade Chemical Composition Mechanical Properties
  C Si Mn P S Ni Cr N Cu Y.S T.S. ELOG. HRB
% % % % % % % % % N/mm2 N/mm2 %  
430 ≤ 0.12 ≤ 1.00 ≤ 1 ≤ 0.040 ≤ 0.030   16~18     ≥ 450 ≥ 205 ≥ 22 ≤ 88
The specification of type 430 according with ASTM and JIS standard.