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Thread Inserts

Key-locking thread insert with keys driven into the base mat

Product Center · Thread Inserts

Key-Locking Thread Insert

Key-locking thread insert with keys driven into the base material to stop rotation.
Key-Locking Thread Insert
Key specifications
  • MaterialSUS304 Stainless Steel
  • StandardGB/T 24425.1
  • Wire tensile strength≥1370 MPa
  • HardnessHV 380–450

Product overviewOverview

The keys must all reach the same depth. A shallow key stays proud and does nothing; an over-driven key can split a thin wall, so the matching setting tool and stroke are part of the specification.

Material: SUS304 Stainless Steel.

Key featuresFeatures

  • Suitable for aluminium and other low-strength bases.
  • Coaxial internal and external threads.
  • Matching setting tool controls key depth.
  • Carbon steel with zinc plating, or stainless.

Typical applicationsApplications

  • Wind energy components
  • Aluminium structural joints
  • Heavy equipment

Selection notesSelection

Use the dedicated tool, since a generic driver cannot control key depth.

Frequently asked questionsFAQ

How do I specify the Key-Locking Thread Insert?
Use the dedicated tool, since a generic driver cannot control key depth. Material: SUS304 Stainless Steel.
What matters during installation of the Key-Locking Thread Insert?
Install per drawing. Verify the mating hole against the this range range before the first article, then set the batch parameters.
Specifications
StandardGB/T 24425.1
MaterialSUS304 Stainless Steel
Wire tensile strength≥1370 MPa (work-hardened condition)
HardnessHV 380–450 (wire section, indicative)
Manufacturing and inspection

Key slot and key clearance sampled; both threads gauged.We recommend a pilot assembly at the actual torque and mating part before locking the process parameters for volume.

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