msessiO 8 - Steel is mainly an alloy of? Phosphorous and Tin Zinc and tin Iron and Carbon Boş bırak KÖnceki 8/20 Sonraki> Kapat
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- 128) With which test is the fluidity of metals measured?A. hardnessB. ViscosityC. CharpyD. SpiralE. Jominy 137) Which is not one of the alloying elements used in steel production? a) Molybdenumb) Aluminumc) Manganesed) Chromiume) VanadiumIn which cast-iron carbon exists in the form of Fe;C? A gray B white C) nodular (spheroidal) D malleableIn order to maximize the service life of an ion exchange unit, Select all that are True. *Iron, manganese, or the combination of the two should not exceed 3.0 mg/L in the water applied to the resin. *Turbidity should not exceed 1 NTU. *The water should not be prechlorinated. *Turbidity should not exceed 5 NTU.
- diamater bar AB is 22inSulfur (S), Carbon (C), Graphite and Diamond are -considered اخترأحد الخيارات a. Metals b. Nonmetals c. Semimetals98) What is another name for austenitic stainless steels?A) p91 steelsB) 18-8 steelsC) p92 steelsD) o1 steelsE) h11 steels 99) which is more important for assembly than its values?A) yield strengthB) hardnessC) sizeD) elastic modulusE) wear behavior 100) which is not one of the general properties shown by almost every metal?A) satietyB) high hardness and strengthC) good wear resistanceD) good thermal conductivityE) good electrical conductivity
- Soln is required,c). Interpret the following diagram? The effect of carbon and heat treatment on the properties of plain carbon steels. 160 140 Tensile 120 strength 100 Impact energy | 100 Annealed 80 80 Normalized 60 60 Annealed 40 `Yield strength 20-% Elongation Annealed 20 Normalized- 0.2 0.4 0.6 0.8 1.0 Weight percent carbon Figure-4 Yield and tensile strength (ksi) Normalized % Elongation or impact energy (ft • Ib)Question 3 For a 40 wt% Sn-60 wt% Pb alloy at 150 °C and taking the densities of Pb and Sn at 150 °C to be 11.23 and 7.24 g/cm?, respectively. Composition Cats Sn) 20 60 100 327C 600 300 Liquid 500 232'C 200 400 183°C 18.3 61.9 97.8 300 100 200 100 60 80 100 (Pb) Composition (wt% Sn) (Sn) The lead-tin phase diagram a) AN6 marks b) W c) calculate raction. CROmarks d) calculate the relative amount of each phase present in terms of mass fraction volume fraction Temperature ("C) Temperature (F)
- i need quickly please please please Which of these cast iron would allow the greatest amount of plastic deformation before fracture . Nodular cast iron Grey cast iron White cast iron None of them can be worked. If the diameter of steel specimen stretched by tension load is doubled , then it’s tensile strength will be Halved Remain unaffected Doubled Become four times Temperature is proportional with Percent of elongation Tensile strength Modulus of elasticity All above The tensile strength of a steel specimen that have a 182 HB , equals to 490 MPa 910 MPa 627 MPa Not given…The picture below Consist a brass ( EB = 100 Gla and AB and a Aluminum [ EA₁ = 73GPa | AA! each red exists a non- deformable rigid plate. The rods are stress free at 25°C. If the coefficient of thermal expansion for staat is taken 13.106 [m/m°c ] of a steel (E₂ -200CHPA and As = 1500mm ² = 2000 mind) JAT aluminiscent 2 = 1500 mm ² ) kod between at ds and temperature increased to up re increased to 350°C. A steel Find reactionary forces at A_and_D_ Considering RA = Rai and Rp = - Rp₁" ? Also find the deflection of plate B. 1.5 m a 18 = 19,10`6 [m/m="c] α = 24,10 € AL B Brass Im t D Aluminum 1.5m [m/m="c} Fant Fall = $6The picture below Consist a brass ( EB = 100 Gla and AB and a Aluminum [ EA₁ = 73GPa | AA! each red exists a non- deformable rigid plate. The rods are stress free at 25°C. If the coefficient of thermal expansion for staat is taken 13.106 [m/m°c ] of a steel (E₂ -200CHPA and As = 1500mm ² = 2000 mind) JAT aluminiscent 2 = 1500 mm ² ) kod between at ds and temperature increased to up re increased to 350°C. A steel Find reactionary forces at A_ and _D_Considering RA = RA₁ and Rp = - Rp₁" ? Also find the deflection of plate B. 1.5 m a 18 = 19,10`6 [m/m="c] α = 24,10 € AL B Brass Im t D Aluminum 1.5m [m/m="c} Fant Fall f