Shackles
Stainless Steel Shackles Bow Type
A bow-shaped shackle made from stainless steel, designed for environments with moisture, saltwater, or chemical exposure. The free-forged body and threaded screw pin provide a secure, adjustable connection point with a 3:1 safety factor. Available in sizes M5 to M50, with electric galvanizing as standard finish. Suitable for marine, outdoor, and corrosive industrial applications.
- Size
- M5-M50 Package: Carton/Gunny bag/Pallet / As customer's requirements
- Material
- Carbon Steel or Stainless Steel Process: Free Forging Surface: Electric galvanized
- Catalogue Family
- Shackles
- Certificates
- EN 10204 3.1 material test certificate on request
CAD files are supplied on request via WhatsApp or email rather than published for open download.
Key Benefits
What Stainless Steel Shackles Bow Type Gives You
- High resistance to corrosion and rust in saltwater, humid, or chemically aggressive environments
- Maintains strength and structural integrity under heavy loads over long service periods
- Polished finish provides a clean, visible appearance for applications where aesthetics matter
- Non-magnetic properties in certain grades reduce interference in sensitive equipment areas
- Free-forged body ensures consistent grain structure and load-bearing reliability
- Threaded screw pin allows for quick connection and disconnection with hand tools
- Electric galvanized surface finish enhances corrosion protection beyond bare stainless steel
Application Scenarios
Where Stainless Steel Shackles Bow Type Is Used
- Marine vessel mooring and anchor line connections exposed to seawater and salt spray
- Offshore platform rigging where equipment must resist long-term exposure to moisture and chloride
- Outdoor construction sites in coastal or high-humidity regions where rust is a concern
- Chemical processing plants where shackles are exposed to corrosive vapors or liquids
- Industrial facilities with frequent washdowns or high-moisture environments
- Applications where visible hardware must remain clean and intact over time
- Equipment used in mining or quarrying where dust and moisture combine to accelerate corrosion
Who It Is For
Buyers This Product Is Built For
- Marine equipment suppliers specifying hardware for boats, ships, and offshore rigs
- Rigging contractors working on coastal or offshore projects requiring corrosion-resistant fittings
- Industrial plant engineers managing maintenance in wet or chemical-heavy environments
- Logistics and transport operators using shackles in humid climates or salted road zones
- Manufacturers of outdoor machinery and equipment needing long-life connection hardware
- Rigging distributors carrying a stainless steel range for marine and harsh environment markets
- Contractors installing permanent structures in coastal or high-moisture zones
Problems It Solves
Problems This Product Removes
- Rust and pitting on carbon steel shackles in marine or humid environments leading to premature failure
- Frequent replacement of shackles due to corrosion in chemical or outdoor industrial settings
- Visible degradation of hardware in applications where appearance matters
- Magnetic interference from ferrous materials in sensitive electronic or medical equipment areas
- Inadequate surface protection on standard stainless steel in aggressive environments
- Need for a single source for both carbon steel and stainless steel shackles across multiple projects
- Lack of traceable, certified hardware for marine and offshore compliance requirements
Technical Features
Technical Features
- Bow-shaped body made from stainless steel with free-forging process for structural integrity
- Threaded screw pin with head for hand operation and secure engagement
- 3:1 safety factor applied to all sizes unless otherwise specified
- Electric galvanized surface finish for enhanced corrosion resistance
- Available in sizes M5 to M50 for a range of load and connection needs
- Stainless steel material provides inherent resistance to rust and oxidation
- Threaded pin allows for adjustable tension and easy field assembly
Specifications
Stainless Steel Shackles Bow Type Specifications
Values published in the Kailipu catalogue for this item. Anything not listed is available on request.
| Material | Stainless steel |
|---|---|
| Process | Free forging |
| Surface Finish | Electric galvanized |
| Safety Factor | 3:1 |
| Size Range | M5 to M50 |
| Design Type | Bow shackle with screw pin |
Materials
Materials And Finishes
- Stainless steel body with high chromium content for corrosion resistance
- Free-forged stainless steel blank for consistent grain flow and strength
- Electric galvanized coating applied over the stainless steel for additional surface protection
- Threaded screw pin made from stainless steel or compatible alloy for matching corrosion resistance
- No carbon steel components used in the final product
Manufacturing Process
How This Product Is Made
1Raw stainless steel billets heated and shaped via free forging
2Forged blanks cooled and machined to precise dimensions
3Screw pin threaded and finished to match body tolerance
4Electric galvanizing applied to the entire shackle body and pin
5Final inspection for surface uniformity and dimensional accuracy
6Safety factor verified against load capacity tables
7Packaging prepared per customer requirements
Quality Control
Quality Control On Every Batch
- Proof load testing on production batches before release
- Dimensional tolerance check against published size tables
- Breaking strength validation to confirm 3:1 safety factor
- Visual and surface inspection for coating integrity and defects
- Material Test Certificate to EN 10204 3.1 issued with the order on request
- Third-party inspection accepted at the Qingdao warehouse before shipment
Customisation
Customisation Options
- Custom size and load capacity built to a drawing
- Custom tonnage stamping on the body
- Private label and OEM marking available
- Surface finish options including electric galvanizing or alternative coatings on request
- Packing configuration adjusted for carton, gunny bag, pallet, or customer-specific layout
Compare
How It Compares With The Alternatives
An honest read on where this pattern wins and where another one would serve you better.
| Alternative | Honest Trade Off |
|---|---|
| Carbon steel shackle with galvanizing | Stainless steel offers superior long-term corrosion resistance in marine and chemical environments, though it is more expensive and less impact-tolerant under extreme shock loading |
| Carbon steel shackle with powder coating | Powder coating wears faster in abrasive or wet conditions; stainless steel maintains integrity without surface degradation |
| Alloy steel shackle with zinc plating | Zinc plating sacrificially corrodes over time; stainless steel does not degrade under similar exposure, offering longer service life |
| Screw pin D shackle | Bow shackle provides better load distribution across the body and higher strength in multi-directional pull scenarios |
Use Guide
How To Use And Inspect Stainless Steel Shackles Bow Type
- Match the stamped working load limit to the actual line load, not the equipment rating
- Inspect the screw pin and body for deformation or thread damage before each use
- Ensure the electric galvanized coating is intact; repair or replace if damaged
- Tighten the screw pin securely with a wrench to prevent loosening under vibration
- Avoid side loading the shackle; keep the pull aligned with the bow axis
- Retire the shackle if the body shows cracks, the pin is stripped, or the finish is compromised
- Do not use in applications exceeding the rated capacity or where dynamic shock loads are expected
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Answers
Stainless Steel Shackles Bow Type FAQ
What is the safety factor for these stainless steel shackles?
A standard 3:1 safety factor is applied, meaning the minimum breaking load is three times the stated safe working load.
Are these shackles suitable for marine use?
Yes. The stainless steel body and electric galvanized finish provide strong resistance to saltwater and moisture, making them ideal for marine and offshore applications.
Can I get a Material Test Certificate?
Yes. A Material Test Certificate to EN 10204 3.1 is supplied with the order on request.
What sizes are available?
Sizes range from M5 to M50. The full size table is available upon request.
Is the electric galvanizing applied after forging?
Yes. The electric galvanizing is applied after forging and machining to ensure full coverage and corrosion protection.
Can I have custom tonnage stamping or branding?
Yes. Custom tonnage stamping, private label marking, and OEM packaging are available.
How are they packed for export?
Standard packaging is cartons on pallets. We can also configure gunny bags or custom carton/pallet layouts to suit your warehouse or shipping needs.
Need A Quote On Stainless Steel Shackles Bow Type
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