Page 570 - Lewis

Galvanized Marine Chain 569

ALWAYS USE "HOT GALVANIZED CHAIN" FOR BEST PROTECTION FROM CORROSION

BEST WEIGHT-TO-WORKING-LOAD RATIO

Grade 43 High Test Galvanized Chain
Embossed "HT" or "HT4"

FIG 3471b

Most commonly used chain on anchor windlasses. A high car-
bon-manganese steel that provides 40% more tensile strength
than BBB or PC. Design Safety Factor 1:3.
Link Dimensions
Per Diameter Length Width Working Load Links Weight Per Standard
Size/No. Foot Actual Inches Inches Inches Limit (lbs.) Per Foot 100-Ft. Lbs. Drum
1/4" $6.90 0.281 0.84 0.41 2,600 12.1 74 800
5/16" 8.80 0.343 1.03 0.49 3,900 10.9 109 550
3/8" 10.95 0.406 1.22 0.57 5,400 9.8 153 400
USED FOR ANCHORING AND MOORING OF LARGER VESSELS

Grade 30 Proof Coil Galvanized Chain
Embossed "PC" or "PC3"
5/16" and Above

FIG 3470b GALVANIZED MARINE CHAIN

General purpose, low-carbon steel anchor and mooring chain.
NOT designed or calibrated for use on windlasses. Design
Safety Factor 1:4.
Link Dimensions
Per Diameter Length Width Working Load Links Weight Per Standard
Size/No. Foot Actual Inches Inches Inches Limit (lbs.) Per Foot 100-Ft. Lbs. Drum
3/16" $2.80 0.197 0.96 0.41 800 12.5 35 1500
5/16" 5.80 0.315 1.11 0.51 1,900 10.9 90 550
3/8" 7.60 0.378 1.23 0.62 2,650 9.8 140 400

BBB Galvanized Chain
Embossed "BBB"

FIG 2559b

A low-carbon steel calibrated windlass or anchor chain with a
short compact link. The short link makes it more flexible and
well suited as anchor chain. Design Safety Factor 1:4.
Link Dimensions
Per Diameter Length Width Working Load Links Weight Per Standard
Size/No. Foot Actual Inches Inches Inches Limit (lbs.) Per Foot 100-Ft. Lbs. Drum
5/16" $7.95 0.343 1.01 0.51 1,950 12.1 113 550
WHEN ORDERING CHAIN FOR WINDLASSES, PLEASE MAKE SURE WHAT YOU HAVE, AS IT IS COMPANY POLICY NOT TO TAKE
BACK CUT MERCHANDISE ORDERED IN ERROR. PLEASE CONSULT YOUR SALESPERSON FOR ANY ASSISTANCE YOU MAY NEED.