Cite
HARVARD Citation
Institution,, B. (1994) Screws, 100° countersunk head, offset cruciform recess, threaded to head in heat resisting steel FE-PA92HT (A286). Classification: 900 MPa (at ambient temperature)/650°C.. [Online]. London : British Standards Institution. Available from: http://access.bl.uk/ark:/81055/vdc_100104438126.0x000001