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  • Grade 80 Bolt type Alloy Chain Shackle BDS type
  • Grade 80 Bolt type Alloy Chain Shackle BDS type

Grade 80 Bolt type Alloy Chain Shackle BDS type

No.502051

The Grade 80 Bolt Type Alloy Chain Shackle (BDS Type) is a heavy-duty, D-shaped lifting connector engineered for straight-line pulling. Featuring a highly secure bolt, nut, and cotter pin assembly, it provides maximum reliability for permanent or long-term installations in rigorous industrial environments.

  • Secure Locking Mechanism: Equipped with a bolt, nut, and cotter pin system that guarantees the pin will not accidentally back out or unscrew, making it ideal for operations where load rotation may occur.
  • Straight-Line Lifting: The classic narrow "D" (chain) profile is specifically designed to handle single-leg, in-line tension, keeping the load strictly centered and preventing misalignment.
  • Grade 80 Alloy Strength: Forged from premium quenched and tempered Grade 80 alloy steel, providing exceptional durability and significantly higher Working Load Limits (WLL) compared to standard carbon steel shackles.
  • Extensive Load Capacities: Available in a wide array of dimensions ranging from 5/16" to 2", securely supporting demanding heavy-duty applications with capacities spanning from 1.2 tonnes up to 55 tonnes.
  • Technical Data

  • G-80 Alloy Fittings

Grade 80 Bolt Type Chain Shackle - BDS Type

Maximum Security Alloy Shackle for In-Line Pulls
Grade 80 Alloy Steel Bolt & Nut (Secure) Chain (Dee) Shape 5:1 Safety Factor
Grade 80 Bolt Type Chain Shackle BDS Type

*Cotter pin prevents loosening under vibration

Product Features

  • Maximum Security: The bolt, nut, and cotter pin assembly prevents the pin from backing out, even under heavy vibration or load rotation. Essential for critical or long-term lifts.
  • In-Line Tension Only: The narrow "Dee" profile is optimized for maximum strength in straight-line pulls. (Not suitable for side loading or multi-leg slings).
  • High Strength Alloy: Forged from Grade 80 Alloy Steel, offering superior ductility and strength compared to standard carbon shackles. Proof loaded to 2x WLL.
  • Durability: Available in Galvanized or Painted finish to provide excellent corrosion resistance for outdoor and offshore environments.
Security Check: Bolt Type vs. Screw Pin
Feature Bolt Type (This Product) Screw Pin
Vibration Risk Secure
Cotter pin prevents loosening.
Risk
Pin can "walk out" under vibration.
Duration Permanent / Long-term Temporary / Frequent moves
Installation Speed Slower (Requires tools) Faster (Hand tighten/Bar)
Shackle Selection Guide
Product Code Shape Pin Type Best For...
SDS Type Chain (D-Shape) Screw Pin Single-leg, Temporary, Pick & Place.
SBS Type Anchor (Bow) Screw Pin Multi-leg, Side loading, Temporary.
BDS Type
(This Product)
Chain (D-Shape) Bolt Type Single-leg, Permanent Installation.
BBS Type Anchor (Bow) Bolt Type Multi-leg, Side loading, Permanent/Offshore.

Technical Specifications

Item No. Size
(inch)
WLL
(t)
Main Dimensions (mm) Weight
(kg)
Product Code
A D B L L1 C
8-BDS-08 5/16" 1.2 13.5 8 9.5 48.5 50.5 8.4 0.10 502051008
8-BDS-10 3/8" 1.6 16.8 9.7 11 58.4 62 10.8 0.15 502051010
8-BDS-11 7/16" 2.5 19.1 11.2 13 67.6 70 12.8 0.22 502051011
8-BDS-13 1/2" 3.3 20.6 12.7 16 77 79.5 14.8 0.34 502051013
8-BDS-16 5/8" 5 27 17.5 19 97.3 101.5 18 0.67 502051016
8-BDS-19 3/4" 7 32 20.6 22 116.6 117.5 19.4 1.14 502051019
8-BDS-22 7/8" 9.5 36.6 24.6 25 135.4 136 21.5 1.75 502051022
8-BDS-25 1" 12.5 43 27 28 152.4 153.5 23.8 2.52 502051025
8-BDS-28 1-1/8" 15 46 31.8 32 172.4 171.5 25.6 3.45 502051028
8-BDS-32 1-1/4" 18 51.6 35 35 190.5 192 31 4.90 502051032
8-BDS-35 1-3/8" 21 57 35 38 206.8 202 33.4 6.24 502051035
8-BDS-38 1-1/2" 30 60.5 41 42 230.1 222 34 8.39 502051038
8-BDS-44 1-3/4" 40 73 53.8 51 279 278 38 14.24 502051044
8-BDS-50 2" 55 82.5 61 57 324.6 307 45 21.22 502051050
Grade 80 Chain Fittings

G-80 Alloy Fittings / Grade 80 Sling Components

Grade 80 Sling Components are the long-established industry standard for chain slings and heavy lifting. Fully compliant with international lifting regulations and designed for durability.

What Does “Grade 80” Mean?

  • High-strength Alloy Steel
  • Min breaking force ≈ 4 × WLL
  • Heat-treated (Quenched & Tempered)
  • Standard: EN 818-4 / EN 818-6
  • Marked “G80” or “8”

Common Grade 80 Components

1. Master Links

Used to connect the sling to a crane or hoist hook.

  • Master Link (ML)
  • Master Link Assembly (Multi-leg)
  • Pear-shaped master links

2. Hooks

End fittings for secure load attachment.

  • Clevis Self-Locking Hook
  • Eye Self-Locking Hook
  • Sling Hook with Safety Latch
  • Foundry Hook
  • Grab Hook (Shortening)

3. Connecting Links

Essential hardware to join chains or fittings.

  • Clevis Connecting Link
  • Hammerlock / Coupling Link
  • Repair Link (Special use only)

4. Chain & Adjusters

The core lifting medium and adjustment tools.

  • Grade 80 Alloy Chain (Marked G80)
  • Shortening Clutch
  • Swivel (Bearing/Non-bearing)
  • Lifting Rings

Typical Applications

  • Chain slings (1 to 4 legs)
  • Construction & Civil Works
  • Manufacturing & Workshops
  • Steel Fabrication
  • General Industrial Lifting

Identification Marks

  • Grade: G80 / 8
  • Manufacturer’s ID
  • Size or WLL (Working Load Limit)
  • Traceability Batch Code

Grade 80 vs. Grade 100

Feature Grade 80 Grade 100
Strength Level Standard Industry Standard +25% Higher
Component Size Larger Smaller (for same WLL)
Weight Heavier Lighter
Cost More Cost-Effective Higher

⚠️ Safety & Compatibility Notes

  • DO NOT mix Grade 80 components with other grades (G70, G100) in the same sling leg.
  • Always match Grade 80 chain with Grade 80 fittings.
  • Observe sling angle factors and WLL reductions during lifts.
  • Inspect regularly for: Wear (>10%), Cracks/Distortion, Corrosion, or Heat Damage.

Why Choose Grade 80?

✅ Proven Reliability ✅ Wide Availability ✅ Cost-Effective ✅ Global Acceptance

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