Weight of  Lead Pipe.
Calculation of S.S.Sheets, Circle, Pipes, Round Bar & Flat Bar
Weight of  S.S. Sheets & Plates :

Length ( Mtrs ) X  Width ( Mtrs ) X  Thick ( MM ) X 8 = Wt. Per PC
Length ( fit )      X  Width ( Mtrs ) X  Thick ( mm ) X ¾  = Wt. Per PC

Weight  of   S.S. Circle

Dia ( mm ) X  Dia (mm ) X  Thick ( mm ) / 160 = Gms. Per PC
Dia ( mm ) X  Dia (mm ) X  Thick ( mm ) X 0.00000063 = Kg. Per PC.

Weight of  S.S. Pipe

O.D. ( mm ) – W Thick ( mm ) X  W.Thick ( mm ) X 0.0248   = Wt. Per Mtr.
O.D. ( mm ) – W Thick ( mm ) X  W.Thick ( mm ) X 0.00758 = Wt. Per Mtr.

Weight of  S.S. Round Bar.

Dia ( mm ) X  Dia (mm ) X 0.00623  = Wt. Per. Mtr.
Dia ( mm ) X  Dia (mm ) X 0.0019    = Wt. Per. Feet.

Weight of  S.S. Square Bar

Dia ( mm ) X  Dia ( mm ) X 0.00788 = Wt. Per. Mtr
Dia ( mm ) X  Dia ( mm ) X 0.0024   =  Wt.Per. Feet.

Weight of  S.S. Hexagonal Bar 

Dia ( mm )     X  Dia ( mm ) X 0.00680    =  Wt. Per.Mtr
Width ( mm ) X  Dia ( mm )  X 0.002072 =  Wt. Per Feet

Weight of  S.S. Flate Bar

Width  (mm ) X  Thick ( mm ) X 0.00798 = Wt.Per Mtr.
Width  (mm ) X  Thick ( mm ) X 0.00243 = Wt.Per Feet.

Weight of  Brass Pipe / Copper Pipe

O.D. ( mm ) – Thick ( mm ) X Thick (mm ) X 0.0260 = Wt. Per Mtr.

O.D. ( mm ) – Wt ( mm ) X  Wt ( mm ) X 0.0345 = Wt. Per Mtr.
Weight of Aluminium Pipe 

O.D. ( mm ) – Thick ( mm ) X Thick ( mm ) X  0.0083 = Wt.Per. Mtr.

Weight of Aluminium Sheet

Length ( Mtr ) X Width ( Mtr )  X Thick ( mm ) X 2.69 = Wt.Per PC

Weight of Conversion of Mtr to Feet 

Wt of 1 Mtr. 3.2808 = Wt.Per Feet.

Barlow’s Formula for calculating bursting pressure
P = 2ST/Dort – DP/2S or S – DP/2t or D = 2st/p
P = Bursting Pressure P. si.
S = Tensile Strength of tube.
T = Well Thickness  ( In Inches )
D = Outside diameter ( In Inches )