Cite

MLA Citation

    British Standards Institution,. Aerospace series. Steel 31Ni10. 1 230 MPa ≤ Rm ≤ 1 420 MPa. Bars. De ≤ 40 mm.. London : British Standards Institution, 2019. http://access.bl.uk/ark:/81055/vdc_100105207698.0x000001
  
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