Comments and insights on the name Jennifer: | Edit. Jennifer is a classic, beautiful, sweet, gorgeous name for a baby girl.
The standard method for specifying the dimensions of a American Wide Flange Beam is for example W 310 x 250 x 79, which is 310 mm deep, 250 mm wide and with a weight of 79 kg/m.
what is PN for a flange is it Pressure No or Nominal pressure for eg PN16 what is 16 is it 16 bar or else and is there any equvelent class wrt PN as i know. Flange Class 150 300 400 600 900 1500. PN 20 50 68 100 150 250. then who orignate Flange class/PN.