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EQUIVALENT STANDARDS TECHNICAL SPECIFICATIONS  Chemical Analysis and Mechanical properity  
Alloy Type Germany AISI USA England Japan C% Si% Mn% P% S% Cr% Ni% Mo%   Tensile strength Yield Strength Elongation Hardness Heat Treatment  
  DIN(W-Nr) ASTM BS3100 JIS Rm MPa Rp0.2 MPa A5 %      
Stainless Steel 1.4305 303   303S21 SUS303 ≤0.15 ≤1.00 ≤2.00 ≤0.20 ≤0.030 17.00-19.00 8.00-10.00 (0.6)           Solution annealing  
1.4308 304 CF-8 ANC3A SCS13 ≤0.08 ≤2.00 ≤1.5 0.04 18.00-21.00 8.00-11.00 (0.5)   440 185 30 183    
1.4306 304L CF-8 304C12 SCS19A ≤0.030 ≤200 ≤1.5 0.04 17.00-21.00 8.00-12.00 (0.5)   48 205 33 183    
1.4408 316 CF-8M ANC4B SCS14A ≤0.08 ≤1.50 ≤1.5 0.04 18.00-21.00 9.00-12.00 2.00-3.00   485 205 30 183    
1.4404 316L CF-3M 316C12 SCS16A ≤0.030 ≤1.50 ≤1.50 0.04 18.00-21.00 9.00-12.00 2.00-3.00   485 205 30 183 Hardening + temper  
G-X10Cr13 410 CA-15 410C12 SCS1 ≤0.15 ≤1.50 ≤1.00 0.04 11.50-14.00 (1.0) (0.5)   620 450 18 183    
1.4507 431   ANC2 SUS431 ≤0.20 0.2-1 0.2-1 0.035 15.50-20.00 1.50-3.00 -   850-1000   8 248-302 Solution annealing  
1.4581 318 CF-8C ABC4C SCS21 ≤0.08 2.0 1.5 0.04 18.00-21.00 9.00-12.00     485 205 28 183 PreciptationH1025  
  17-4PH CB7Cu-1   SCS24 ≤0.07 1.0 1.0 0.04 15.50-17.50 3.5-5     980 885 9 311 PrecipitationH1025  
Carbon steel & low alloy steel 1.0416GS-38 1020 415-205 CLAIA SC410  0.15-0.25 0.2-0.6 0.4-1.0 0.04 0.04         415 205     Annealing  
1.0446GS-45 1025 WCB CLAIB SC450 0.2-0.3 0.2-0.6 0.4-1.0 0.04 0.04         485 250 22    
GS34CrMo4 4135     SCM435                   880-1080 665 12 269-332 Hardening+temper  
GS42CrMo4 4140   CLA3 SCM440 0.38-0.43 0.15-0.35 0.75-1.0 0.035 0.04 0.8-1.1   0.15-0.25   980-1180 765 11 285-352  
  8620   805A20 SNCM220 0.18-0.23 0.15-0.35 0.7-0.9 0.035 0.04 0.4-0.6 0.4-0.7 0.15-0.25   830   17 248-341  
Heat-resistant steel GX40CrNiSi2512   HH   SCH13 0.2-0.5 2.0 2.0-1 0.04 0.04 24-28 11-14 (0.5)   515 240 10   Not heat treated  
    HU 309C35   0.35-0.75 2.0 1.5 0.04 0.04 17-21 37-41 (0.5)   450   4    
G-X15CrNiSi2520   HK30 331C40 SCH21 0.2-0.6 2.0 1.0 0.04 0.04 24-28 18-22 (0.5)   450 240 10    
G-X40CrNiSi2521   HK40 310C40 SCH22 0.35-0.45 1.75 2.0 0.04 0.04 19-22 23-27 (0.5)   235 440 8    
G-X40CrNiSi3525   HP   SCH24 0.35-0.75 2 2.5 0.04 0.04 24-28 33-37 (0.5)   430 235 4.5    
High Manganese G-X120Mn13   B-3 BW-10                     637   20 <229 Hardening+temper  
    B-1 SCMnH2                     735   35 <229 Quenching  
Tool Steel 100MnCrW4   01 B01 SKS3 0.9-1.0 1.0 0.9-1.2 0.04 0.04 0.5-1.0             HRB<96 Annealing  
4Cr5MoSiVI   H13 BH13 SKD61 0.32-0.42 0.8-1.2 0.75 0.04 0.04 4.5-5.5   1.0-1.5         HRB>53    
W6Mo5Cr4V2   M2 BM2 SKH9                         HRB>62 Hardeningttemper  
                                         
Steel Germany France England Russia USA C% Si% Mn% P%           σb≥Mpa σs≥Mpa δ≥ % ψ≥ % Old brands Heat Treatment
China                              
ZG230-450 GS-45 GE230 A1 25JI J0301 ≤0.3 ≤0.5 ≤0.9 ≤0.04           450 230 22 32 ZG25  
ZG270-500 GS-52 GE280 A2 35JI J02501 0.32-0.38 0.4-0.5 0.6-0.8 ≤0.04           500 270 18 25 ZG35 normalizing
ZG310-570 GS-60 GE320   45JI J05002 0.42-0.47 0.5-0.6 0.6-0.8 ≤0.04           570 310 15 21 ZG45 normalizing
                                         
Low Alloy steels           C% Si% Mn% P% S% Cr% Ni% Mo% Ca σs≥Mpa δ≥ % ψ≥ % HBS    
ZG30Mn           0.27-0.34 0.3-0.5 1.2-1.5 ≤0.035 ≤0.035         300 18 30 163-175    
ZG40Mn           0.35-0.45 0.3-0.45 1.2-1.5 ≤0.035 ≤0.035         295 12 30 165-180    
ZG40Mn2           0.37-0.44 0.2-0.4 1.6-1.8 ≤0.035 ≤0.035         395 20 55 175-185    
ZG25Mn2           0.2-0.25 0.3-0.45 1.65-1.8 ≤0.04 <0.05         345-440 20-30 45-55 220-250   normalizing
GR80-50           0.2-0.25 0.3-0.45 1.65-1.8 <0.05 <0.06       CE<0.55 >345 22 35 168-228 CE<0.55 normalizing
725-585           0.25-0.3 0.4-0.6 0.7-0.9 ≤0.05 ≤0.06 0.4-0.7 0.2-0.5 0.25-0.4   ≥585 17 35     queching
 
Types           C% Si% Mn% P% S% Cr% Ni% Mo%              
GS24Mn6           0.2-0.25 0.3-0.6 1.5-2.8 ≤0.02 ≤0.015 ≤0.3     DIN            
GS24Mn5           0.17-0.23 0.35-0.65 1.0-1.3 ≤0.025 ≤0.02 ≤0.3     DIN            
14Q(8630)            0.25-0.35 0.2-0.8 0.65-0.95 ≤0.04 ≤0.045 0.4-0.7 0.4-0.7 0.15-0.25 ASTM            
11Q(4620)            0.15-0.25 0.2-0.8 0.4-0.7 ≤0.04 ≤0.045   1.65-2.0 0.2-0.3 ASTM            
13970-D            0.25-0.3 0.4-0.6 0.7-0.9 ≤0.05 ≤0.05 0.4-0.6 0.4-0.7 0.15-0.25              

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