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Phosphor bronze insert Wire thread inserts
Wire thread insert
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Phosphor bronze insert Wire thread inserts

Copper wire thread insert is made of phosphor bronze, its electric conductivity has been improved significantly, and it is non-magnetic. It is suitable for products with special requirements on electric conductivity and magnetism

    Product introduction 

    Copper thread inserts are similar in shape to steel wire thread inserts, but they are made of different materials. Their functions are basically the same as those of steel wire thread inserts, which are developed to protect the threaded holes of non-ferrous metals and are suitable for threaded connections. They are screwed and tightened into one of the threaded holes of the connected parts to form a standard internal thread, and then bolts (or screws) are screwed into it. They are made of cold-rolled phosphor bronze wire into a spiral-shaped concentric body of internal and external threads, with a cross-section in the shape of a rhombus, similar to a spiral spring, and have high hardness and good surface roughness. The installation steps and methods of copper thread inserts and steel wire thread inserts are the same.

    Product Highlights

    ⚡ Electrical & Thermal Conductivity
    Ideal for grounding/EMI shielding applications (50% IACS conductivity)
    3x faster heat dissipation vs stainless steel inserts
    Non-Magnetic Properties
    Perfect for MRI equipment, aerospace sensors (μr <1.01)

    304 Stainless Steel Thread Repair wire thread inse5t5r

    Marine-Grade Corrosion Resistance

    Withstands 2000h salt spray

    Zero galvanic corrosion with aluminum/copper substrates

    Raw material characteristics

    Phosphor bronze

    Excellent wear resistance suitable for saltwater environments

    Heat resistance: 300°C for short periods, 250°C for long periods

    Minimum tensile strength at room temperature: 900 MPa

    Hardness: RHB 95

    Corrosion resistance: High

    Magnetic permeability: <1 G/0

    Application scope and examples: Used in conjunction with high-grade stainless steel screws; no additional coating or plating required; suitable for use in vacuum environments. Application scope and examples: Excellent electrical conductivity, suitable for electrical products such as automotive battery pack components; non-magnetic, suitable for products requiring absolute non-magnetism, such as medical equipment, etc.

    Wire Thread Insert Parameters

    Diameter

    Pitch

    d

    (Dz)

    Bit diameter

     

    1000 PCS/weight

    (d)

    (P)

     

     

    (do)

    (Kg)

    M1.6

    0.35

    1d

    2.08-2.18

    1.7

    0.01

     

     

    1.5d

     

     

    0.02

     

     

    2d

     

     

    0.04

     

     

    2.5d

     

     

    0.05

     

     

    3d

     

     

    0.06

    M2

    0.4

    1d

    2.60~2.80

    2.1

    0.02

     

     

    1.5d

     

     

    0.03

     

     

    2d

     

     

    0.05

     

     

    2.5d

     

     

    0.06

     

     

    3d

     

     

    0.07

    M2.5

    0.45

    1d

    3.30~3.50

    2.6

    0.03

     

     

    1.5d

     

     

    0.06

     

     

    2d

     

     

    0.08

     

     

    2.5d

     

     

    0.1

     

     

    3d

     

     

    0.12

    M3

    0.5

    1d

    3.80~4.00

    3.2

    0.07

     

     

    1.5d

     

     

    0.11

     

     

    2d

     

     

    0.14

     

     

    2.5d

     

     

    0.18

     

     

    3d

     

     

    0.22

    M4

    0.7

    1d

    5.05~5.25

    4.2

    0.12

     

     

    1.5d

     

     

    0.2

     

     

    2d

     

     

    0.27

     

     

    2.5d

     

     

    0.38

     

     

    3d

     

     

    0.45

    M5

    0.8

    1d

    6.35~6.60

    5.2

    0.22

     

     

    1.5d

     

     

    0.36

     

     

    2d

     

     

    0.49

     

     

    2.5d

     

     

    0.68

     

     

    3d

     

     

    0.8

    M6

    1

    1d

    7.60~7.85

    6.3

    0.41

     

     

    1.5d

     

     

    0.67

     

     

    2d

     

     

    0.91

     

     

    2.5d

     

     

    1.2

     

     

    3d

     

     

    1.5

    M7

    1

    1d

    8.65~8.90

    7.3

    0.8

     

     

    1.5d

     

     

    1.23

     

     

    2d

     

     

    1.66

     

     

    2.5d

     

     

    2

     

     

    3d

     

     

    2.4

    M8

    1.25

    1d

    9.85~10.10

    8.4

    0.94

     

     

    1.5d

     

     

    1.51

     

     

    2d

     

     

    2.07

     

     

    2.5d

     

     

    2.8

     

     

    3d

     

     

    3.4

    M10

    1.25

    1d

    12.10~12.50

    10.4

    1.75

     

     

    1.5d

     

     

    3.05

     

     

    2d

     

     

    4.36

     

     

    2.5d

     

     

    5.66

     

     

    3d

     

     

    7

    M11

    1.5

    1d

    13.10~13.50

    11.5

    2.44

     

     

    1.5d

     

     

    4.36

     

     

    2d

     

     

    6.29

     

     

    2.5d

     

     

    8.2

     

     

    3d

     

     

    10.2

    M12

    1.75

    1d

    14.40~14.80

    12.5

    2.95

     

     

    1.5d

     

     

    4.91

     

     

    2d

     

     

    6.67

     

     

    2.5d

     

     

    8.47

     

     

    3d

     

     

    11

     

     

     

     

     

     

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