Chemical Info

D.H. produces Stainless and Alloy steel bars in various grades as per International standards and specifications that meets the basic and far advanced requirements of various Engineering sectors. Click to know and understand the best suitable grade of stainless or alloy steel for your requirements.


GRADE % C % Si % Mn % P % S % Ni % Cr % Cu Others Comparison Application
AISI DIN MAX MAX MAX * MAX MAX *         B.S. JIS  
201   0.15 1.00 7.00 - 9.00 0.100 0.03 0.40 - 1.00 14.00 - 16.00 1.50 - 2.50     SUS 201 Furniture and decorative items, baskets & architectural products.
202   0.15 1.00 7.50 - 10.00 0.060 0.03 4.00 - 6.00 17.00 - 19.00 1.50 - 2.50     SUS 202 Shafts, Grills and Racks
204 Cu 1.4597 0.09 1.00 6.50 - 8.50 0.060 0.03 1.50 - 3.00 16.00 - 17.00 2.00 - 3.00     SUS 204Cu
302 1.4312 0.15 1.00 2.00 0.045 0.03 8.00 - 10.00 17.00 - 19.00     302S25 SUS 302 Precision Components & Shafts
303 1.4305 0.15 1.00 2.00 0.200 0.15 - 0.30 8.00 - 10.00 17.00 - 19.00   Mo = 0.60 max 303S31 SUS 303
303 Cu   0.15 1.00 2.00 0.150 0.10 MIN 6.00 - 10.00 17.00 - 19.00   Cu = 2.50 - 4.00 303S30  
304 1.4301 0.08 1.00 2.00 0.045 0.03 8.00 - 10.50 18.00 - 20.00     304S15 SUS 304 General all purpose, Kitchen Equipments,Food Production facilities
304 L 1.4306 0.03 1.00 2.00 0.045 0.03 8.00 - 12.00 18.00 - 20.00   N = 10ppm max 304S11 SUS 304L
310 1.4841 0.25 1.50 2.00 0.045 0.03 19.00 - 22.00 24.00 - 26.00     310S24 SUH 310 Heat Exchangers, Gas Turbines
310 S 1.4845 0.08 1.50 2.00 0.045 0.03 19.00 - 22.00 24.00 - 26.00       SUS 310S
316 1.4401 0.08 1.00 2.00 0.045 0.03 10.00 - 14.00 16.00 - 18.00   Mo = 2.00 - 3.00 316S16 SUS 316 Anticorrosion parts, valves and components in Petro Chemical and Dying Industry.
316 L 1.4404 0.03 1.00 2.00 0.045 0.03 10.00 - 14.00 16.00 - 18.00   Mo = 2.00 - 3.00 & 316S11 SUS 316L
                    N = 10ppm max    
316 Ti 1.4571 0.08 1.00 2.00 0.045 0.03 10.00 - 14.00 16.00 - 18.00   Mo = 2.00 - 3.00 & 320S31   Anti Corrosion parts, Car Mufflers
                    Ti= 5x(C+N) min to 0.70      
321 1.4541 0.08 1.00 2.00 0.045 0.03 9.00 - 12.00 17.00 - 19.00   Ti= 5x(C+N) min to 0.70 321S31 SUS 321 Aircraft Engine, Vent Pipes, Heat exchanger
630 /   17-4PH 1.4542 0.07 1.00 1.00 0.040 0.03 3.00 - 5.00 15.00 - 17.50         Shafts, Advanced Mold
* Maximum unless otherwise indicated
 
GRADE % C % Si % Mn % P % S % Ni % Cr % Cu Others Comparison Application
AISI DIN MAX MAX MAX * MAX MAX *         B.S. JIS  
430 1.4016 0.12 1.00 1.00 0.040 0.03 0.50 16.00 - 18.00     430S15 SUS430 Kitchen Equipments, Material for Construction
430 F   0.12 1.00 1.25 0.060 0.15 MIN   16.00 - 18.00       SUS 430F Components, Nozzle for Fuel Injection
430 F 1.4104 0.10 - 0.17 1.00 1.50 0.040 0.15 - 0.35 0.50 15.50 - 17.50   Mo = 0.20 - 0.60    
1.4105   0.08 1.50 1.50 0.040 0.15 - 0.35   16.00 -18.00   Mo = 0.20 - 0.60    
* Maximum unless otherwise indicated
 
Chemical Information
GRADE % C % Si % Mn % P % S % Ni % Cr % Cu Others Comparison Application
AISI DIN MAX MAX MAX * MAX MAX *         B.S. JIS  
403 1.4024 0.15 0.05 1.00 0.040 0.03   11.50 - 13.00     420S29 SUS 403 Shafts, Shaft keys, OA Devices
410 1.4006 0.15 1.00 1.00 0.040 0.03   11.50 - 13.50     410S21 SUS 410
416 1.4005 0.15 1.00 1.25 0.060 0.15 MIN   12.00 - 14.00     416S21 SUS 416 Machined Components for various industry levels, Various Shafts
420 1.4021 0.15 1.00 1.00 0.040 0.03   12.00 - 14.00     420S37 SUS 420J1
420 B 1.4028 0.26 - 0.35 1.00 1.50 0.040 0.03   12.00 - 14.00     420S45 SUS 420J2
420 C 1.4034 0.43 - 0.50 1.00 1.00 0.040 0.03   12.50 - 14.00        
431   0.20 1.00 1.00 0.040 0.03 1.25 - 2.50 15.00 - 17.00     431S29 SUS 431 Marine shafts, Aircraft parts
431 1.4057 0.12 - 0.22 1.00 1.50 0.040 0.03 1.50 - 2.50 15.00 - 17.00        
* Maximum unless otherwise indicated
 
Any other stainless steel grade can be produced upon request and giving complete technical specification.
 
Stainless Steel Bolting Material (As Per Astm A19 3 & Astm A320 Specification)
 
(CARBIDE SOLUTION TREATED & STAIN HARDENED BARS) Mechanical Requirement (Mpa) (minimum)  
GRADE %C %Mn %Si %P %S %Ni %Cr SIZE (Inch) Tensile Strength  0.2% Yield Strength % ELO % RA Hardness BHN
  MAX MAX MAX MAX MAX                
B8 / 304 0.08 2.00 1.00 0.045 0.03 8.00-10.5 18.00-20.00 BELOW 3/4" 860 690 12 35 321
Class II               3/4"to1" incl 795 550 15 35 321
                      1"to1.1/4" incl 725 450 20 35 321
                1.1/4"to1.12" incl 690 345 28 45 321
B8M / 316 0.08 2.00 1.00 0.045 0.03 10.00-14.00 16.00-18.00 BELOW 3/4" 760 665 15 45 321
Class II           %Mo= 2.00-3.00  3/4" to 1" incl 690 550 20 45 321
                      1"to1.1/4"incl 655 450 25 45 321
                      1.1/4"to1.1/2" incl 620 354 30 45 321
(CARBIDE SOLUTION TREATED)         SIZE (Inch) Tensile  Yield  %ELO % RA HARDNESS 
                  Strength Strength     BHN
B8/304 & B8M/316 Class I           ALL SIZES 515 205 30 50 223
A2-70 /               Less than M20 700 450 0.4 D    
A4-70               Between M20 - M30 500 250 0.4 D    
A4-80               Less than M20 800 600 0.3 D    
 
QUENCHED & TEMPERED ALLOY STEEL
(For Fasteners Application)
Mechanical Requirement (Mpa) (minimum)
 
GRADE %C %Mn %Si %P %S %Cr %Mo Size (in) Tensile Strength  0.2% Yield Strength % ELO % RA Hardness BHN
        MAX MAX                
B7  0.37-      0.65-      0.15-    0.035 0.04 0.75-1.20 0.15-0.25 upto 2.12" incl  860 720 16 50 321
A193 0.49 1.10 0.35         over 2.12" to 4 incl 795 655 16 50 302
B16             0.36-         0.45-          0.15-      0.035 0.04 0.80-1.15 0.50-0.65 upto 2.12" incl  860 725 18 50 321
A193 0.47 0.07 0.35         upto 2.12" incl  860 725 18 50 321
  % V = 0.25-0.35 %AI=0.015 MAX            
L7  0.38- 0.75- 0.15- 0.035 0.04 0.80-1.10 0.15-0.25 upto 2.1/2"incl 860 720 16 50 321
A320 0.48 1.00 0.35     IMPACT PROPERTIES : Average of Thre=27J Min; One specimen = 20J Min (test Temp.-101°C)
 
Quenched & Tempered Carbon Steel (For Fasteners Application) As Per Iso-898-1
 
GRADE %C %Mn %Si %P %S %Cr %Mo Size (in) Tensile Strength  0.2% Yield Strength % ELO % RA Hardness BHN
        MAX MAX                
8.8 0.25- 0.6 - 0.035 0.035 - - upto 16.0min incl 800 640 12 - 238-304
  0.55 min           over 16.0 mm 830 660 12 - 342-318
NOTE : We Can Supply Other Property Class of ISO-898-1 Specification IMPACT PROPERTIES : 30J Min
 
Spheroidised Annealed + Phosphate Coated & Cold Drawn Ball Bearing Quality Wire / Drawn & Ground Bars
 
GRADE %C %Mn %Si %P %S %Cr %Mo BARS, WIRE SIZE, COIL WEIGHT Compasiron of International Standard  
        MAX MAX      & MECHANICAL PROPERTIES AS  AISI DIN B.S JIS
SAE  0.98- 0.25- 0.20- 0.025 0.025 0.25 1.30-1.60 PER CUSTOMERS REQUIREMENT         
52100 1.10 0.45 0.35         MICRO & INCLUSION RATING AS  52100 100Cr6 534A99 SUJ2
  0=15ppm   %Cu=0.35 MAX     %Mo=
0.15-0.25
  PER ASTM A295 SPECI. 660 12 - 342-318