hot strip mill horsepower calculation formula



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How to Calculate thermal expansion - Practical Machinist
How to Calculate thermal expansion - Practical Machinist

Dec 02, 2015· updated free excel file with many machinist calculators and tap drill chart with a updated thermal expansion calculator and latest end mill speed and feed and horsepower calculator was machining acetal / delrin and wrote dimension down hot off the machine and checked each after 15 ,

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A simplified method to calculate the rolling force in hot ,
A simplified method to calculate the rolling force in hot ,

May 27, 2016· It is well known that there are sharp peaks (friction hills) in the specific roll pressure curves predicted by Sims formula and Цeликoв formula which result in large errors for hot rolling In this paper, a new specific roll pressure formula is derived from the Navier-Stokes equation (N-S equation) by the hydrodynamics method (HM) with assumptions that strip materials take the .

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Engine Horsepower Calculator From Elapsed Time: Quarter ,
Engine Horsepower Calculator From Elapsed Time: Quarter ,

This calculator computes the estimated engine or motor horsepower from elapsed time Elapsed time is the duration a vehicle takes to complete a run in a competition This rich Internet app uses the quarter mile distance or 400 meter track Note: This is a rough and quick estimate of engine horsepower There are many factors which affect horsepower

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HVAC Rule of Thumb Calculator - engproguides
HVAC Rule of Thumb Calculator - engproguides

1 Btu/h = 393x10-4 HP 1 HP = 2,545 Btu/h 1 HP = 0746 kW 1 kW = 134 HP There are two main sets of units that should be discussed in more detail, (1) EER and (2) SEER First, you need to understand that the efficiency of air conditioners in the refrigeration

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ET-MPH-HP Calculator - Wallace Racing
ET-MPH-HP Calculator - Wallace Racing

Wallace Racing - ET/MPH/HP Calculator Weight is as the car sits on the line: driver and gas in it The answers below will be for at sea level and standard pressure/temperature

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Horsepower - Wikipedia
Horsepower - Wikipedia

Horsepower (hp) is a unit of measurement of power, or the rate at which work is done, usually in reference to the output of engines or motors There are many different standards and types of horsepower Two common definitions used today are the mechanical horsepower (or imperial horsepower), which is about 7457 watts and the metric horsepower, which is approximately 7355 ,

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The Hot Rolling Process - California Steel
The Hot Rolling Process - California Steel

The Hot Rolling Process The primary function of the Hot Strip Mill is to reheat semi-finished steel slabs of steel nearly to their melting point, then roll them thinner and longer through 12 successive rolling mill stands driven by motors totaling 77,000 hp, and finally coiling up the lengthened steel sheet for transport to the next process

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Strip Thickness Control of Cold Rolling Mill with Roll ,
Strip Thickness Control of Cold Rolling Mill with Roll ,

been developed for hot or cold mill process The Brit-ish Iron and SteelResearch Association (B1SRA) AGC method based on the gaug meter principle and the feede forward AGC method using the delivery time of the strip have been widely utilized in steel rolling mills [3] Strip products thickness precision is an important quality parameter

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ROLLING
ROLLING

An annealed copper strip 228 mm wide and 25 mm thick is rolled to a thickness of 20 mm in one pass The roll radius is 300 mm, and the rolls rotate at 100 rpm Calculate the roll force and the power required For annealed copper, it has a true stress of about 80 Mpa in the unstrained condition and at a true strain of 0223, true stress is 280 Mpa

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ROLLING FLAT AND SHAPED WIRE
ROLLING FLAT AND SHAPED WIRE

If flat strip is required, it can either be made by rolling round wire or by slitting a wide, flat sheet to multiple strips Rolling is advanta-geous for narrow strips, while slitting is limited to strip widths wider than 5 mm because shearing discs cannot be infinitely narrow Another limitation for slitting is the length of the produced strip .

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Rolling processes - Al-Mustansiriya University
Rolling processes - Al-Mustansiriya University

Power (in hp) = 513 Where F is in pounds and L is in feet Example: A 300-mm-wide strip 25-mm thick is fed through a rolling mill with two powered rolls each of radius = 250 mm The work thickness is to be reduced to 22 mm in one pass at a roll speed of 50 rev/min The work material has a flow curve

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Ball Mill Design/Power Calculation - 911 Metallurgist
Ball Mill Design/Power Calculation - 911 Metallurgist

Jun 19, 2015· The basic parameters used in ball mill design (power calculations), rod mill or any tumbling mill sizing are; material to be ground, characteristics, Bond Work Index, bulk density, specific density, desired mill tonnage capacity DTPH, operating % solids or pulp density, feed size as F80 and maximum ‘chunk size’, product size as P80 and maximum and finally the type of circuit open/closed .

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HP Calculation - Practical Machinist
HP Calculation - Practical Machinist

Oct 11, 2010· Lets take the previous example of 600feed, 2Radial & 250 Axial it giv Material Removal Rate = 300 cuIn/min now per the above mentioned Calculator Req HP = 300/3, which is 100HP Now using GWizard with the same parameters The MRR =300 and HP = 63 HP

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Tapping Formulas and Calculations
Tapping Formulas and Calculations

132 Technical Tapping Formulas and Calculations ! " ! # $% & & & $ % # .

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A New Milling 101: Milling Forces and Formulas | Modern ,
A New Milling 101: Milling Forces and Formulas | Modern ,

Mar 21, 2011· MRR = 200 x 164 x 195 = 64 in3/min For horsepower at the motor (HPm), use formula: HPm = HPC/E In determining horsepower consumption, “K” factors must be used The “K” factor is a power constant that represents the number of cubic inches of metal per minute that can be removed by one horsepower

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Calculating Estimated Strip Widths - Roll Formed Cross ,
Calculating Estimated Strip Widths - Roll Formed Cross ,

Figure 3 shows the calculation of bend allowance and arc length Figure 2: Final cross-section Figure 3: Calculating the bend allowance & arc length Now that the arc length has been calculated, the remaining flat surfaces of the profile can be added to this for an estimated strip width

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Common & Basic Formulas for Mineral Processing Calculations
Common & Basic Formulas for Mineral Processing Calculations

Mar 20, 2016· Formula (5) is used in making tabulations for mill use As used in these formulas the specific gravity of the ore is obtained simply by weighing a liter of mill pulp, then drying and weighing the ore With these two weights formula (2) may be used to obtain K, and then formula (1) to convert to S, the specific gravity

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Formulas - MSC Industrial Direct
Formulas - MSC Industrial Direct

For horsepower at the motor (HPm), use formula: HPm = HPc HP m = 41 = 51 E8 In determining horsepower consumption, “K” factors must be usedThe “K” factor is a power constant that represents the number of cubic inches of metal per minute that can be removed by one horsepower NOTE: “K” factors vary depending on the hardness of .

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Free Horsepower Calculator Compression Ratio Calculator ,
Free Horsepower Calculator Compression Ratio Calculator ,

Free Horsepower Calculator Engine Rear Wheel Horsepower Calculator Based on total vehicle weight and 1/4 mile MPH To use this horsepower calculator enter the mph trap speed at the 1/4 mile mark from one of your dragstrip ET slips Then enter the total weight of your vehicle, as raced, including the drivers weight

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Ram Tuning Guide - Free Horsepower From A Big , - Hot Rod
Ram Tuning Guide - Free Horsepower From A Big , - Hot Rod

Jul 01, 1999· Trimming 2 more inches from the tubes reduced total runner length to 15 1/2 inches; horsepower and torque fell off slightly to 5251 hp at 5,500 rpm/6043 lb-ft at 4,000 rpm

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Cutting Forces - Kennametal
Cutting Forces - Kennametal

F r Radial force: lb N R Resultant force: lb N Horse Power Calculation P s Horsepower at the cutting tool: hp KW P m Horsepower at the motor: hp KW F f Torque: ft lbs N-m These calculations are based upon theoretical values and are only intended for planning purpos Actual results will vary

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Engine Compression Calculation - Hot Rod
Engine Compression Calculation - Hot Rod

Mar 01, 2004· By using the formula r2(h), where r = 1/2 the bore and h = the stroke, and again multiplying by 16387 to get cc's To get the compression ratio, simply divide the ,

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Properties of Hot Rolled Strip Obtained By Calculation or ,
Properties of Hot Rolled Strip Obtained By Calculation or ,

CAQC (Computer Aided Quality Control)-System for hot rolled strip has been jointly developed by voestalpine Stahl Linz and VAI in the mid nineti The system was installed in the seven-stand hot-strip mill of voestalpine´s steel plant in Linz / Austria in 1997 ,

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Wallace Racing - Automotive Calculators
Wallace Racing - Automotive Calculators

Drag Racing Calculators,Calculators to find 1/4 mile ET and MPH, CID,Piston Speed,gear ratio,carburetor size,margin of victory,Engine calculator, Calculates relative horsepower, air density, density altitude, virtual temperature, actual air pressure, ,

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Head Milling 101: The Basics of Head Milling to Gain ,
Head Milling 101: The Basics of Head Milling to Gain ,

Jan 06, 2016· My goal is to have smoother running motor after adding headers and s bit better performance daily driver, don’t want hot rod it I’ve heard old steal shems 025 thick and new are 050 So I’d need too mill 025 for compensation of old gasket After that not sure how much more

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Coil-fed processing: 4 quick formulas for production planning
Coil-fed processing: 4 quick formulas for production planning

Nov 14, 2016· The following formula can be used in production, in order to estimate the weight of coils in production starting from their geometry The calculation is pretty simple It starts calculating the .

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Process Optimization for Hot Strip Mill*
Process Optimization for Hot Strip Mill*

hot strip mill in Bulgaria and also for one in Japan The economical situation for production of hot strip differs much from each other in these two countries, and the type of hot strip also differs, but the code could out-put proper solutions With the use of the code, a new rolling schedule, in

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Calculating Mill Drive RPMs: Is Your Mill Up to Speed?
Calculating Mill Drive RPMs: Is Your Mill Up to Speed?

Calculating Mill Drive RPMs: Is Your Mill Up to Speed? By Robert A Sladky Vice President Tube Mill Engineering Many "W" style mills that have the ability to shim up the bottom driven shafts in each section to maintain metal line after tooling is reworked, and are many times also equipped with a individual motor drive in each of the three sections as illustrated below

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The calculation of rolling force - Innoval Technology ,
The calculation of rolling force - Innoval Technology ,

The tension applied to the strip also influences the rolling pressures developed within the bite Higher entry tension lowers the starting point on the friction hill and so needs to be taken into account in the rolling model Further learning In summary, the calculation of rolling force is a complex and multi-disciplinary calculation

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Analysis of roll stack deflection in a hot strip mill - SciELO
Analysis of roll stack deflection in a hot strip mill - SciELO

Keywords: hot strip mill (HSM), finishing stands, mean flow stress (MFS), continuously variable crown (CVC), shear stress, bending Introduction Predictive models are required to provide the bending set point for bending for the flatness control devices at rolling stands of finishing mill of Hot Strip Mill (HSM)

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