TYC BS 08B, 10B, 12B, 16B, 20B, & ASA 40, 50, 60, 80

BS 08B, 10B, 12B, 16B, 20B, & ASA 40, 50, 60, 80

British Standard
Chain
no.
Pitch x Width (P x E) Roller Pin Links Avg. ULti. tensile strength Approx. Weight Conn. Links
D1 C B1 B2 D2 T1 T2 H F2
inch mm mm mm mm mm mm mm mm mm mm kgf kg/m
QC08B-1 1/2 x 5/16 12.7 x 7.75 8.51 8.17 9.17 10.57 4.45 1.49 1.58 11.30 11.80 1980 0.73 A B D F
QC10B-1 5/8 x 3/8 15.875 x 9.65 10.16 9.78 11.18 12.17 5.08 1.71 1.71 13.28 14.70 2580 0.98 A B D F
QC12B-1 3/4 x 7/16 19.05 x 11.68 12.07 11.18 12.28 14.48 5.72 1.86 1.86 15.62 16.10 3225 1.28 A B D F
QC16B-1 1 x 0.67 25.40 x 17.02 15.88 17.82 20.79 21.69 8.28 3.18 3.99 25.45 21.00 7525 2.89 A B D F
QC20B-1 1 1/4 x 0.77 31.75 x 19.56 19.05 19.95 24.25 10.19 3.18 4.46 29.01 26.40 10000 3.85 A B D F
American Standard
QCASA40 1/2 x 5/16 12.70 x 7.79 7.92 8.16 9.36 10.56 3.98 1.49 1.49 11.17 12.06 1830 0.66 A B D F
QCASA50 5/8 x 3/8 15.875 x 9.52 10.16 10.15 11.55 12.32 5.09 2.01 2.01 13.84 15.08 3000 1.08 A B D F
QCASA60 3/4 x 1/2 19.05 x 12.70 11.91 12.63 14.00 15.43 5.96 2.38 2.38 17.75 18.09 4085 1.54 A B D F
QCASA80 1 x 5/8 25.40 x 15.88 15.87 16.38 18.38 20.05 7.94 3.18 3.18 22.60 24.13 7955 2.71 A B D F

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Connecting links

A Spring clip
B Cottered pin
D Rivet link
F Roller link