Class 400 psig flanges B16.5

[kpl012]

Why is there no information regarding the subject flanges in smaller sizes?

 

[dcasto]

http://www.engineeringtoolbox.com/ansi-carbon-stainless-steel-flanges-d_303.html

 

[pennpiper]

kpl012,
If you look at flange dimension charts such as the following (

http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=3&ved=0CDIQFjAC&url=http://

http://www.gilsoneng.com/reference/...Y_NZEGoxmiv9zi7cxvh83g&bvm=bv.69411363,d.aWw)

you will see this note at the bottom of the page addressing Class 400 Flanges:
"Sizes NPS 1/2 through 3-1/2 are same as Class 600 flanges."

prognosis: Lead or Lag

 

[XL83NL]

Please dont triple post kpl. I think its the 3rd time in a few days youve made double/triple/quadruple posts, you obviously have not read the forum rules yet.