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When a hydraulic cylinder is firmly anchored and pushing on a guided load, the effective length of this column is the stroke of the piston rod.   (a) Calculate the critical stress of the rod if the rod has a diameter of 3.8 cm and a stroke length of 2 m? The rod is made of 304 stainless steel.   Answer: 42.31 MPa   (b) Calculate the maximum load (in kg) that can be lifted while respecting a safety factor of 2. Answer: 2448 kg

When a hydraulic cylinder is firmly anchored and pushing on a guided load, the effective length of this column is the stroke of the piston rod.   (a) Calculate the critical stress of the rod if the rod has a diameter of 3.8 cm and a stroke length of 2 m? The rod is made of 304 stainless steel.   Answer: 42.31 MPa   (b) Calculate the maximum load (in kg) that can be lifted while respecting a safety factor of 2. Answer: 2448 kg

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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When a hydraulic cylinder is firmly anchored and pushing on a guided load, the effective length of this column is the stroke of the piston rod.

 

(a) Calculate the critical stress of the rod if the rod has a diameter of 3.8 cm and a stroke length of 2 m? The rod is made of 304 stainless steel.

 

Answer: 42.31 MPa

 

(b) Calculate the maximum load (in kg) that can be lifted while respecting a safety factor of 2. Answer: 2448 kg

AISI Steel lozo AISE Steet 1045 Composition → Irn Composition Acier Cr-Ni Stainless Acier inoxydable 304 steel Fer forge Fonte cl. 20 Fonte cl. 40 Fonte cl. 60 Al 3003-H14 Al 6061-T6 Al 6351-T6 Al 7075-T6 Alumininium 6061 Acier AISI 1020 Acier AISI 1045 Acier AISI 1095 Acier G40.21 Acier 0.6 % C Acier 3,5% Ni Tableau B.1: Propriétés physiques de quelques matériaux, Ultimate limits Elastic limits Characteristic propreties Limites ultimes Limites élastiques Alliage Mg Laiton συτ. συς Tu MPa MPa MPa 448 448 655 655 979 979 448 448 760 760 895 579 324 138 276 414 1172 310 290 538 393 290 421 760 895 579 324 552 205 OLET OLEC MPa 345 310 483 414 724 572 345 310 415 380 583 450 262 221 379 448 241 193 97 145 207 276 170 255 317 462 255 140 275 338 205 345 TLE MPa MPa 310 414 372 310 380 760 241 193 195 225 250 205 450 50 150 110 Propriétés caractéristiques G GPa 79 79 79 79 77 77 E GPa 207 207 207 207 200 200 200 190 193 76 110 131 69 69 72 72 103 45 103 77 76 69 31 38 55 26 26 27 28 39 18 40 a -6 x106/C 11,7 11,7 11,7 11,7 11,7 11,7 11.7 17,3 11,5 11,3 11,3 11,3 23,2 23,6 23,6 23,6 16,6 18,7 fl 0,288 0,288 0,288 0,288 0,288 0,288 0.288 0,305 0,278 0,270 0,270 0,270 0.330 0,330 0.330 0,330 0,355 0,340
Transcribed Image Text:AISI Steel lozo AISE Steet 1045 Composition → Irn Composition Acier Cr-Ni Stainless Acier inoxydable 304 steel Fer forge Fonte cl. 20 Fonte cl. 40 Fonte cl. 60 Al 3003-H14 Al 6061-T6 Al 6351-T6 Al 7075-T6 Alumininium 6061 Acier AISI 1020 Acier AISI 1045 Acier AISI 1095 Acier G40.21 Acier 0.6 % C Acier 3,5% Ni Tableau B.1: Propriétés physiques de quelques matériaux, Ultimate limits Elastic limits Characteristic propreties Limites ultimes Limites élastiques Alliage Mg Laiton συτ. συς Tu MPa MPa MPa 448 448 655 655 979 979 448 448 760 760 895 579 324 138 276 414 1172 310 290 538 393 290 421 760 895 579 324 552 205 OLET OLEC MPa 345 310 483 414 724 572 345 310 415 380 583 450 262 221 379 448 241 193 97 145 207 276 170 255 317 462 255 140 275 338 205 345 TLE MPa MPa 310 414 372 310 380 760 241 193 195 225 250 205 450 50 150 110 Propriétés caractéristiques G GPa 79 79 79 79 77 77 E GPa 207 207 207 207 200 200 200 190 193 76 110 131 69 69 72 72 103 45 103 77 76 69 31 38 55 26 26 27 28 39 18 40 a -6 x106/C 11,7 11,7 11,7 11,7 11,7 11,7 11.7 17,3 11,5 11,3 11,3 11,3 23,2 23,6 23,6 23,6 16,6 18,7 fl 0,288 0,288 0,288 0,288 0,288 0,288 0.288 0,305 0,278 0,270 0,270 0,270 0.330 0,330 0.330 0,330 0,355 0,340
770 Le OO Figure 8.5
Transcribed Image Text:770 Le OO Figure 8.5
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