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Steel with Cr., Mo.,Cr-Mo.

Steel with Cr., Mo.,Cr-Mo. Steel with Cr., Mo.,Cr-Mo. Steel with Cr., Mo.,Cr-Mo.

Steel with Cr., Mo.,Cr-Mo. Means the alloy steel whose alloy content are some Cr,Mo,or Cr-Mo.Most of Steel with Cr., Mo.,Cr-Mo.is belong to alloy structural tool steel or the steel for pressure vessels
The Main grade of Steel with Cr., Mo.,Cr-Mo. Are :
EN 10028-2:16 Mo 3,14 Cr Mo 45
DIN 17155:16 Mo 3,13 Cr Mo 44
AFNOR 36206:15 D 3,18 MD 4.05    15 MDV 4.05   15 CD 2.05    15 CD 4.05 
UNI 5869:16 Mo 3,16 Mo 6 ,14 Cr Mo 46
MNC830E:22.16.04    22.18.0
JIS 3103:450M   490 M
BS 1501 part 2: 271, 620gr27/31, 621 gr A/B ,  622 gr.31 .
ASTM:A202 gr. A/B  A 204 gr.A/B/C .A 302 gr.A/B   A 387 gr11/12 CL1/2
 

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EN 10028-2 DIN 17155 AFNOR 36206 UNI 5869 MNC830E JIS 3103 BS 1501 part 2 ASTM
 16 Mo 3 16 Mo 3 15 D 3 16 Mo 3       A202 gr. A,B
    18 MD 4.05 16 Mo 6 22.16.04 450M 271
    15 MDV 4.05   22.18.04 490 M   A 204 gr.A,B,C
    15 CD 2.05        
14 Cr Mo 45 13 Cr Mo 44 15 CD 4.05 14 Cr Mo 46     620gr.27,31 A 302 gr.A,B
            621 gr. A,B A 387 gr.11,12
            622 gr.31