Cortland Double Braid – D/T Composite

D/T Composite is a double braided rope with the inner core made of Plasma® and the outer sleeve of polyester.

D/T Composite has very low elongation, high strength and the feel and handling of polyester double braid. It is identified with three external black markers.

D/T Composite is delivered standard with an overlay marine finish and is available on special order with a spliceable polyurethane finish in clear or any of six colors.

Learn more about D/T Composite Double Braid Rope

Cortland

Description

Features and Benefits:

  • High strength
  • Low stretch
  • Soft hand
  • Torque free
  • Easy splicing

Applications:

  • Winch lines
  • Crane lines
  • Theatrical rigging
  • Utility pulling lines

Certifications:

  • ABS
  • DNV-GL

ABS / DNV Logos

Cortland Double Braid - DT Composite 2

Nominal Diameter
(inches)
Size
(circ in.)
Approximate Weight
(lbs/100ft)
Minimum Tensile Strength
Spliced Rope
(lbs)
Minimum Tensile Strength
ISO Unspliced Rope
(lbs)
7/16 1-1/4 6.1 14,850 16,500
1/2 1-1/2 8.3 20,925 23,300
9/16 1-3/4 10.1 28,200 31,300
5/8 2 12.5 36,900 41,000
3/4 2-1/4 15.9 47,250 52,500
7/8 2-3/4 24.9 67,200 74,700
1 3 30.8 77,400 86,000
1-1/8 3-1/2 36.8 98,250 109,200
1-1/4 3-3/4 42.6 109,050 121,200
1-5/16 4 49.7 119,250 132,500
1-1/2 4-1/2 64 150,000 166,700
1-5/8 5 76 180,000 200,000
1-3/4 5-1/2 89.8 208,000 231,100
2 6 107 247,500 275,000

Tensile Strengths are determined in accordance with Cordage Institute 1500, Test Methods for Fiber Rope. Weights are calculated at linear density under standard preload (200d2) plus 4%. See reverse side for application and safety information.

 


Cortland Double Braid - DT Composite Rope Technical Chart 1Technical Information

Specific gravity: 1.20*
Melting point: 284°F (140°C)
Critical temperature: 150°F (65°C)
Coefficient of friction: 0.12–0.15*
Elongation at break: 3%–4%
Fiber water absorption: 0–1%
UV resistance: excellent
Wet abrasion: excellent
Dry abrasion: excellent

* Value based on data supplied by the fiber manufacturer for new, dry fiber

 

 

 

 

 

All product warnings: Warnings Page
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