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High-Quality ISO 8752 65Mn Black Oxide Spring Pins

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High-Quality ISO 8752 65Mn Black Oxide Spring Pins

Brand Name:	YB
Model Number:	ISO8752
MOQ:	20000
Price:	Negontiation
Packaging Details:	5000-10000/box
Payment Terms:	T/T

Detail Information

Product Description

Detail Information

Place of Origin:

ZheJiang,China

Certification:

ISO9001,IATF16949

Material:

65Mn Spring Steel

Color:

Black

Standard:

ISO5782

Size:

Φ1-Φ38

Head Type:

Round

Port:

NingBo Or ShangHai

Supply Ability:

5000Tons/year

Highlight:

ISO 8752 black oxide spring pins

65Mn spring pins with warranty

black oxide machine bolt pins

Product Description

High-Quality ISO 8752 65Mn Black Oxide Spring Pins

Product Overview

ISO 8752 65Mn Black Oxide Slotted Spring Pins (also known as roll pins or tension pins) are self-retaining, headless, hollow mechanical fasteners with a continuous slot down the center. Engineered from premium 65Mn high-carbon spring steel, these pins feature double-end chamfers for effortless insertion into drilled holes.

When driven into a hole slightly smaller than the pin's relaxed outer diameter, the pin contracts, applying continuous outward radial compression against the inner wall. This spring action provides superior friction resistance, preventing movement, shear displacement, and loosening caused by high vibration.

Technical Specifications

Name	ISO 8752 dowel pin
SPEC	Φ2
Material	A2/carbon steel
Head Type	round
Application	automobile

Dimension Table (mm)

d	Φ1	Φ1.5	Φ2	Φ2.5	Φ3	Φ3.5	Φ4	Φ4.5
d max	1.3	1.8	2.4	2.9	3.5	4	4.6	5.1
d min	1.2	1.7	2.3	2.8	3.3	3.8	4.4	3.002
d1 h8	0.8	1.1	1.5	1.8	2.1	2.3	2.8	3
a max	0.35	0.45	0.55	0.6	0.7	0.8	0.85	1
a min	0.15	0.25	0.35	0.4	0.5	0.6	0.65	0.8
h	0.2	0.3	0.4	0.5	0.6	0.75	0.8	1

Key Features & Advantages

High-Grade 65Mn Spring Steel: Offers superior yield strength, fatigue endurance, and dynamic tension compared to standard carbon steel pins.
Black Oxide Finish: Provides micro-layer corrosion protection, enhanced surface lubricity for smooth installation, and an industrial matte-black appearance.
Vibration-Proof Self-Locking: Eliminates the need for secondary reaming, threading, or locking devices, saving production cost and assembly time.
Double-End Chamfered Design: Ensures self-centering alignment for precise automated or manual installation.

Industrial Applications

Automotive Industry: Gearbox linkages, shift forks, steering shafts, and brake linkages.
Industrial Machinery: Power transmission shafts, gear connections, drive pulleys, and conveyor assemblies.
Agricultural Equipment: Heavy-duty tractor linkages, implements, and harvester mechanisms.
Tooling & Manufacturing: Stamping die positioning, jig holding, and motor shaft retention.

Frequently Asked Questions

Q1: Why select 65Mn spring steel instead of stainless steel?

A: 65Mn spring steel offers significantly higher tensile yield strength, elasticity, and shear resistance, making it superior for heavy loads and continuous shock vibration applications.

Q2: What are the primary benefits of the Black Oxide surface treatment?

A: Black oxide adds corrosion protection without altering dimensions, eliminating thread/hole distortion risks associated with thick coatings.

Q3: Can these slotted spring pins be reused?

A: Yes, due to the high elasticity of heat-treated 65Mn steel, these pins retain their outward tension force and can be re-installed multiple times.

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Products Details

Home > Products >

Machine Bolt

High-Quality ISO 8752 65Mn Black Oxide Spring Pins

All Category

Pan Head Screw

Bugle Head Screw

Self Tapping Screw

Self Drilling Screw

Stainless Steel Screw

Screw Kit

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Precision Turned Components

Plastic Bolt

High-Quality ISO 8752 65Mn Black Oxide Spring Pins

Brand Name:	YB
Model Number:	ISO8752
MOQ:	20000
Price:	Negontiation
Packaging Details:	5000-10000/box
Payment Terms:	T/T

Detail Information

Product Description

Detail Information

Place of Origin:

ZheJiang,China

Brand Name:

Certification:

ISO9001,IATF16949

Model Number:

ISO8752

Material:

65Mn Spring Steel

Color:

Black

Standard:

ISO5782

Size:

Φ1-Φ38

Head Type:

Round

Port:

NingBo Or ShangHai

Minimum Order Quantity:

20000

Price:

Negontiation

Packaging Details:

5000-10000/box

Delivery Time:

7-25DAYS

Payment Terms:

T/T

Supply Ability:

5000Tons/year

Highlight:

ISO 8752 black oxide spring pins

65Mn spring pins with warranty

black oxide machine bolt pins

Product Description

High-Quality ISO 8752 65Mn Black Oxide Spring Pins

Product Overview

Technical Specifications

Name	ISO 8752 dowel pin
SPEC	Φ2
Material	A2/carbon steel
Head Type	round
Application	automobile

Dimension Table (mm)

d	Φ1	Φ1.5	Φ2	Φ2.5	Φ3	Φ3.5	Φ4	Φ4.5
d max	1.3	1.8	2.4	2.9	3.5	4	4.6	5.1
d min	1.2	1.7	2.3	2.8	3.3	3.8	4.4	3.002
d1 h8	0.8	1.1	1.5	1.8	2.1	2.3	2.8	3
a max	0.35	0.45	0.55	0.6	0.7	0.8	0.85	1
a min	0.15	0.25	0.35	0.4	0.5	0.6	0.65	0.8
h	0.2	0.3	0.4	0.5	0.6	0.75	0.8	1

Key Features & Advantages

High-Grade 65Mn Spring Steel: Offers superior yield strength, fatigue endurance, and dynamic tension compared to standard carbon steel pins.
Black Oxide Finish: Provides micro-layer corrosion protection, enhanced surface lubricity for smooth installation, and an industrial matte-black appearance.
Vibration-Proof Self-Locking: Eliminates the need for secondary reaming, threading, or locking devices, saving production cost and assembly time.
Double-End Chamfered Design: Ensures self-centering alignment for precise automated or manual installation.

Industrial Applications

Automotive Industry: Gearbox linkages, shift forks, steering shafts, and brake linkages.
Industrial Machinery: Power transmission shafts, gear connections, drive pulleys, and conveyor assemblies.
Agricultural Equipment: Heavy-duty tractor linkages, implements, and harvester mechanisms.
Tooling & Manufacturing: Stamping die positioning, jig holding, and motor shaft retention.

Frequently Asked Questions

Q1: Why select 65Mn spring steel instead of stainless steel?

A: 65Mn spring steel offers significantly higher tensile yield strength, elasticity, and shear resistance, making it superior for heavy loads and continuous shock vibration applications.

Q2: What are the primary benefits of the Black Oxide surface treatment?

A: Black oxide adds corrosion protection without altering dimensions, eliminating thread/hole distortion risks associated with thick coatings.

Q3: Can these slotted spring pins be reused?

A: Yes, due to the high elasticity of heat-treated 65Mn steel, these pins retain their outward tension force and can be re-installed multiple times.

Tags: