bs s154 -v- 070m20
 

bs s154 -v- 070m20
could anyone out there tell me if the 070m20 spec is a suitable alternative to my requirement of bs s154??
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absolutely not. 070m20 is a plain carbon steel with a carbon content of 0.16-0.24. s154 is a nickel-chromium-molybdeum steel with a carbon content of 0.27-0.35. the appropriate grade from bs 970 would be 826m31. see the following website for more information: