Wire Part of Wire Rope
Wire rope consists of several strands laid helically in one or more layers around a core. Each strand is likewise made of metal laid together like a helix.
Definitions of symbols used
A. Nominal rope diameter in mm
B. Rope construction
Rope class(e.g 6x19)
Strand construction
S Seale
W Warrington
F Filler
WS Warrington-seale
C. Rope core
Fiber Core(FC)
Steel Core(WC)
IWRC (Independent wire rope core)
WSC (Wire strand core)
PWRC (Parallel wire rope core)
D. Nominal tensile grade of wire in N/MM2
E. Wires
U Bright(ungalvanized)
B Zinc coated(galvanized)(class B)
F. Type and direction of lay
z Right lay (strand)
s left lay(strand)
Z Right lay(rope)
S Left lay(rope)
sZ Regular lay, right-hand
zZ Land lay, right-hand
sS Land lay, left-hand
zS Regular lay, left-hand
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