The maximum solubility of carbon in a iron is: (a) 2%. (b) 0.002%. (c) 0.02%. (d) There is no solubility. - ans ----(c) 0.02%. True or false? When a steel is heated into the austenite region, all carbon and most other compounds dissolve to form a single phase. - ans ----True Tru...
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Which of the following metals has the highest thermal conductivity? (a) carbon steel (b) stainless steel (c) aluminum - ans --(c) The Ellingham diagram (a) is a plot of thermal conductivity against temperature, (b) shows the free energy of oxide formation against temperature. (c) shows ...
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Add to cartWhich of the following metals has the highest thermal conductivity? (a) carbon steel (b) stainless steel (c) aluminum - ans --(c) The Ellingham diagram (a) is a plot of thermal conductivity against temperature, (b) shows the free energy of oxide formation against temperature. (c) shows ...
The maximum solubility of carbon in a iron is: (a) 2%. (b) 0.002%. (c) 0.02%. (d) There is no solubility. - ans ----(c) 0.02%. True or false? When a steel is heated into the austenite region, all carbon and most other compounds dissolve to form a single phase. - ans ----True True...
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Add to cartThe maximum solubility of carbon in a iron is: (a) 2%. (b) 0.002%. (c) 0.02%. (d) There is no solubility. - ans ----(c) 0.02%. True or false? When a steel is heated into the austenite region, all carbon and most other compounds dissolve to form a single phase. - ans ----True True...
What is the cause for weld bead cracking in Al ? - ANS ------Hot shortness of Al What are the properties of Al ? - ANS ------1. low density 2. Corrosion resistance 3. High electrical resistance 4. High thermal conductivity 5. good appearance 6. toughness at low temps True / Fals...
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Add to cartWhat is the cause for weld bead cracking in Al ? - ANS ------Hot shortness of Al What are the properties of Al ? - ANS ------1. low density 2. Corrosion resistance 3. High electrical resistance 4. High thermal conductivity 5. good appearance 6. toughness at low temps True / Fals...
D1.1 - ans ----Structural welding code - Steel D1.2 - ans ----Structural welding code - Aluminum D1.3 - ans ----Structural welding code - Sheet steel D1.5 - ans ----Bridge welding code (ASSHTO) D1.6 - ans ----Structural welding code - Stainless steel D17.1 - ans...
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Add to cartD1.1 - ans ----Structural welding code - Steel D1.2 - ans ----Structural welding code - Aluminum D1.3 - ans ----Structural welding code - Sheet steel D1.5 - ans ----Bridge welding code (ASSHTO) D1.6 - ans ----Structural welding code - Stainless steel D17.1 - ans...
CSA Standard W47.1 provides the requirements that must be met and adhered to by a company seeking certification. True or False? - answer ---True Certification can be considered as an approval of the products fabricated by a certificated company? True or false?! - answer ---False What d...
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Add to cartCSA Standard W47.1 provides the requirements that must be met and adhered to by a company seeking certification. True or False? - answer ---True Certification can be considered as an approval of the products fabricated by a certificated company? True or false?! - answer ---False What d...
What is E4918-X? - answer ---E=Electrode 49= tensile strength 1=position (1=all, 2=Horiz Fillet & Flat, 4=vert down) 8=coating type -X= optional improved toughness What are the three Coating Type Classes? - answer ---EXX10 & EXX11 = Cellulose EXX12, EXX13, EXX14 = Titania EXX15, EXX16...
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Add to cartWhat is E4918-X? - answer ---E=Electrode 49= tensile strength 1=position (1=all, 2=Horiz Fillet & Flat, 4=vert down) 8=coating type -X= optional improved toughness What are the three Coating Type Classes? - answer ---EXX10 & EXX11 = Cellulose EXX12, EXX13, EXX14 = Titania EXX15, EXX16...
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