The American Steel Flange Standard specifies that 8 bolts are to be used on flanges for a 4-in pipe where the steam flows at pressure of 1,500psi. It is also specified that in calculating the bolt load, the outside diameter of the gasket, which is 6.1875in should be used. Determine: (a) diameter of coarse thread bolts if they are well-tightened & made of ASTM 354 (Sy = 120,000psi); (b) the approximate torque to tighten the nuts if the initial stress is 90% of the yield stress.

The American Steel Flange Standard specifies that 8 bolts are to be used on flanges for a 4-in pipe where the steam flows at pressure of 1,500psi. It is also specified that in calculating the bolt load, the outside diameter of the gasket, which is 6.1875in should be used. Determine: (a) diameter of coarse thread bolts if they are well-tightened & made of ASTM 354 (Sy = 120,000psi); (b) the approximate torque to tighten the nuts if the initial stress is 90% of the yield stress.

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Description: The American Steel Flange Standard specifies that 8 bolts are to be used on flanges for a 4-in pipe wherethe steam flows at pressure of 1,500psi. It is also specified that in calculating the bolt load, the outsidediameter of the gasket, which is 6.1

Elements Of Electromagnetics

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The American Steel Flange Standard specifies that 8 bolts are to be used on flanges for a 4-in pipe where
the steam flows at pressure of 1,500psi. It is also specified that in calculating the bolt load, the outside
diameter of the gasket, which is 6.1875in should be used. Determine:
(a) diameter of coarse thread bolts if they are well-tightened & made of ASTM 354 (Sy = 120,000psi);
(b) the approximate torque to tighten the nuts if the initial stress is 90% of the yield stress.

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