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ASTM A194/194M-2016
Carbon steel, Alloy steel, and Stainless steel nuts for bolts for high pressure or high temperature service, or both
Material Designation Chemical Composition (%)
A194 Grade 1
Min
Max
A194 Grade 2
Min
Max
A194 Grade 2HM
Min
Max
A194 Grade 2H
Min
Max
A194 Grade 4
Min
Max
A194 Grade 3 (Type 501)
Min
Max
A194 Grade 6 (S41000) (Type 410)
Min
Max
A194 Grade 6F (S41600) (Type 416)
Min
Max
A194 Grade 6F (S41623) (Type 416Se)
Min
Max
A194 Grade 7
Min
Max
A194 Grade 7M
Min
Max
A194 Grade 8 (S30400) (Type 304)
Min
Max
A194 Grade 8A (S30400) (Type 304)
Min
Max
A194 Grade 8C (S34700) (Type 347)
Min
Max
A194 Grade 8CA (S34700) (Type 347)
Min
Max
A194 Grade 8CLN (S34751) (Type 347LN)
Min
Max
A194 Grade 8CLNA (S34751) (Type 347LN)
Min
Max
A194 Grade 8M (S31600) (Type 316)
Min
Max
A194 Grade 8MA (S31600) (Type 316)
Min
Max
A194 Grade 8T (S32100) (Type 321)
Min
Max
F194 Grade 8TA (S32100) (Type 321)
Min
Max
A194 Grade 8F (S30300) (Type 303)
Min
Max
A194 Grade 8FA (S30300) (Type 303)
Min
Max
A194 Grade 8F (S30323) (Type 303Se)
Min
Max
A194 Grade 8FA (S30323) (Type 303Se)
Min
Max
A194 Grade 8P (S30500) (Type 305)
Min
Max
A194 Grade 8PA (S30500) (Type 305)
Min
Max
A194 Grade 8N (S30451) (Type 304N)
Min
Max
A194 Grade 8NA (S30451) (Type 304N)
Min
Max
A194 Grade 8LN (S30453) (Type 304LN)
Min
Max
A194 Grade 8LNA (S30453) (Type 304LN)
Min
Max
A194 Grade 8MN (S31651) (Type 316N)
Min
Max
A194 Grade 8MNA (S31651) (Type 316N)
Min
Max
A194 Grade 8MLN (S31653) (Type 316LN)
Min
Max
A194 Grade 8MLNA (S31653) (Type 316LN)
Min
Max
A194 Grade 8R (S20910) (XM19)
Min
Max
A194 Grade 8RA (S20910) (XM19)
Min
Max
A194 Grade 8S (S21800)
Min
Max
A194 Grade 8SA (S21800)
Min
Max
A194 Grade 8MLCuN (S31254)
Min
Max
A194 Grade 8MLCuNA (S31254)
Min
Max
A194 Grade 8ML4CuN (S31730)
Min
Max
A194 Grade 9C (N08367)
Min
Max
A194 Grade 9CA (N08367)
Min
Max
A194 Grade 16
Min
Max
For Reference Only