Slip-On Flat Face Flange. It means the face of the flange, the surface the physically touches the next flange is flat as opposed to raised (SORF Flange)
it is a flange that's it
No
A pancake.
Pancake night
Not. There's no way to connect a WNF to an RTJ flange.
Raised face flange end
If it's wide flange, it's from center of web to web distance. Other structural members, it's center of flange to center of flange.
Weld Neck Raised Face flange
To allow floor flange bolts to have a place to fit and to anchor the flange to the cement /wood decking
A britanny,french pancake
The plural of pancake is pancakes.