Drilling Wire Rope Product Classification

1

Drilling Wire rope 6*K19S IWRC left 29mm IPS 1200m

High-strength carbon steel (SWRH82B) with galvanized coating; IWRC (Independent Wire Rope Core) made of same-grade carbon steel

1. Abrasive wear from contact with rig sheaves and drums in dusty drilling environments; 2. Fatigue failure due to frequent bending and tension cycles

1. Regularly apply API-specified wire rope lubricant to reduce friction; 2. Inspect sheave and drum surfaces monthly for wear, replace if surface roughness exceeds 0.8μm

2

Drilling Wire rope 6*K19S IWRC left 35mm IPS 1200m

High-strength carbon steel (SWRH82B) with galvanized coating; IWRC (Independent Wire Rope Core) made of same-grade carbon steel

1. Corrosive wear from saltwater (offshore drilling) or humid underground environments; 2. Overload damage due to exceeding rated load during hoisting

1. For offshore use, adopt additional anti-corrosion grease and regular rust removal; 2. Equip load monitoring devices to ensure operating load ≤80% of rated breaking load

3

Drilling Wire rope 6*K19S IWRC left 32mm IPS 1200m

High-strength carbon steel (SWRH82B) with galvanized coating; IWRC (Independent Wire Rope Core) made of same-grade carbon steel

1. Edge wear from improper alignment between rope and rig sheaves; 2. Fatigue failure due to insufficient rope tension adjustment

1. Align sheaves and drums accurately to ensure rope runs centrally; 2. Adjust rope tension regularly per API 9A requirements to avoid slack and excessive bending

4

Drilling Wire rope 6*K19S IWRC left 38mm IPS 2000m

High-strength carbon steel (SWRH82B) with galvanized coating; IWRC (Independent Wire Rope Core) made of same-grade carbon steel

1. Abrasive wear from contact with rock debris and drilling fluids; 2. Internal corrosion due to drilling fluid penetration into rope strands

1. Clean rope surface with high-pressure water after each drilling shift; 2. Use impermeable lubricant to seal strand gaps and prevent fluid penetration

1

Drilling Raising rope 60mm 53.8m 6*76WSNS+IWRC ZS 1770MPa

High-strength carbon steel (SWRH92B) with zinc-aluminum alloy coating; IWRC (Independent Wire Rope Core) made of high-strength carbon steel

1. Impact wear from sudden load changes during equipment lifting/lowering; 2. Corrosive wear from chemical components in drilling fluids

1. Operate lifting equipment smoothly to avoid sudden load impacts; 2. Use chemical-resistant lubricant and clean rope surface regularly to remove drilling fluid residues

2

Drilling Raising rope 60.5mm 97.5m 6*76WSNS+FC 1770MPa

High-strength carbon steel (SWRH92B) with galvanized coating; FC (Fiber Core) made of high-strength polyester fiber

1. Flex fatigue from frequent winding on the drum; 2. Core damage due to excessive compression during load-bearing

1. Ensure drum diameter is ≥20 times the rope diameter (per ISO 10855); 2. Avoid over-compression by controlling the number of rope layers on the drum

3

Drilling Raising rope 60.5mm 102.5m 6*76WSNS+FC 1770MPa

High-strength carbon steel (SWRH92B) with galvanized coating; FC (Fiber Core) made of high-strength polyester fiber

1. Abrasive wear from contact with rough equipment surfaces; 2. UV degradation of fiber core in outdoor drilling environments

1. Use rope protectors when in contact with sharp equipment edges; 2. Cover rope with UV-resistant sleeves when stored outdoors

4

Drilling Raising rope 76mm 52.2m 6*84WSNS+FC 1770MPa

High-strength carbon steel (SWRH92B) with zinc-aluminum alloy coating; FC (Fiber Core) made of high-strength polyester fiber

1. Overload damage due to miscalculation of equipment weight; 2. Shear damage from improper rope clamping

1. Conduct accurate weight calculation before lifting and use load limiters; 2. Use matching rope clamps (quantity ≥4 per API 9A) and ensure proper clamping torque

1

6×19S-IWRC, 6×26SW-IWRC, 6×31SW-IWRC

High-strength carbon steel (SWRH82B) with galvanized coating; IWRC made of same-grade carbon steel

1. Fatigue failure due to frequent bending cycles; 2. Abrasive wear from harsh drilling site environments

1. Follow API 9A recommended bending cycle limits; 2. Regularly inspect and replace worn ropes when wire breakage exceeds 3 in 100mm

2

6×K19S-IWRC, 6×K26SW-IWRC, 6×K26WS-IWRC, 6×K31WS-IWRC

High-strength carbon steel (SWRH82B) with galvanized coating; IWRC made of same-grade carbon steel

1. Corrosive wear from saltwater or humid environments; 2. Edge wear from improper sheave alignment

1. Apply anti-corrosion lubricant regularly; 2. Align sheaves to ensure uniform rope stress distribution

3

6×49SWS-IWRC, 6×76WSNS-IWRC, 6×84WSNS-IWRC, 6×K49SWS-IWRC, 6×36WS-IWRC

High-strength carbon steel (SWRH92B) with zinc-aluminum alloy coating; IWRC made of high-strength carbon steel

1. Impact wear from sudden load changes; 2. Internal corrosion due to fluid penetration

1. Operate smoothly to avoid sudden loads; 2. Use impermeable lubricant to seal strand gaps

4

6×19-FC, 6×37-FC, 18×7, 6×7-FC, 5×7-FC, K5×7-FC, K5×19S-FC

High-strength carbon steel (SWRH82B) with galvanized coating; FC made of high-strength polyester fiber

1. Core degradation from moisture absorption; 2. Abrasive wear from contact with debris

1. Store ropes in dry environments to prevent moisture absorption; 2. Clean rope surface regularly to remove debris