8x25 F

Eight strands, each in Filler construction 1-6-6F-12

FC
NFC
SFC

Fiber core
Natural fiber core (sisal) Used only for rope diameters above 8 mm (5/16").
Synthetic fiber core (polypropylene). Used for rope diameters 8 mm (5/16") and below.

U

Uncoated (bright)

1370/1770 (traction)
1570/1770 (extra high strength)
680/1270 (iron)

Dual tensile, outer wires: 1370 N/mm², inner wires 1770 N/mm².
Dual tensile, outer wires: 1570 N/mm², inner wires 1770 N/mm².
Dual tensile, outer wires: 680 N/mm², inner wires 1270 N/mm².

sZ
zZ

Right ordinary lay (Right regular lay)
Right Lang lay

10 to 22 mm ( 3/8 " to 7/8").