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Handlebar Stem Loading Tester

Basic Properties
Place of Origin: Dongguan, China
Brand Name: Dongjun
Certification: ISO9001,CE,
Model Number: DJ-57
Trading Properties
Minimum Order Quantity: 1
Price: Negotiable
Payment Terms: T/T
Supply Ability: 500pcs
Product Summary
Handlebar Stem Loading Tester for static strength tests on children's bicycle stems. Applies 0-1000N force at 45° angle, checks for fractures/cracks and permanent deformation. PLC-controlled with customizable fixtures, compliant with GB/T 14746-2025.

Product Details

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Handlebar stem loading tester machine

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Bicycle handlebar strength tester

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Stem loading tester with warranty

Force Range: 0-1000N
Force Accuracy: ±1%FS
Test Angle: Fixed At 45°
Loading Stroke: 0-200mm Adjustable
Loading Speed: 1-300mm/min, Stepless Adjustable
Power Supply: AC220V, 50Hz
Product Description

Handlebar Stem Loading Tester

This machine is used for the static strength test of handlebar stems of children's bicycles, children's tricycles and balance bikes.
Clamp the handlebar stem at the minimum insertion depth in accordance with the standard, apply the standard load forward at an angle of 45° to the axis of the handlebar stem, and check whether the handlebar stem breaks, cracks or produces excessive permanent deformation.

Parameters

Item Specification
Force Range 0–1000N
Force Accuracy ±1%FS
Test Angle Fixed at 45° (with angle scale)
Loading Stroke 0–200mm adjustable
Loading Speed 1–300mm/min, stepless adjustable
Control Mode PLC + 7-inch touch screen, holding time configurable
Stop Modes Stop upon target force reached, automatic alarm & stop for sample failure, emergency stop
Accessory Fixture Special tooling for handlebar stem, compatible with various stem sizes, clamping at minimum insertion depth
Power Supply AC220V, 50Hz
Overall Dimension Approx. 140*120*200cm, total weight approx. 400kg

Applicable Standards

  • GB/T 14746-2025

Test principle

    1. Clamp the stem on the fixture and fasten it strictly according to the minimum insertion depth marked on the product.
    2. Install the matched simulated handlebar tooling.
    3. The equipment applies the specified test force forward at 45° to the axis of the stem (500N for children's bicycles per national standard).
    4. Maintain the force for the specified time. After unloading, inspect as follows.
    5. The stem shall have no fracture or cracks.
    6. Permanent deformation: it is qualified if the deformation is ≤20mm per 100mm of rod length.


Handlebar Stem Loading Tester


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Handlebar Stem Loading Tester


Handlebar Stem Loading Tester


Handlebar Stem Loading Tester







Company Profile

Handlebar Stem Loading Tester

PACKING AND TRANSPORTATION

Handlebar Stem Loading TesterHandlebar Stem Loading Tester

FAQ

How to install and use the product?

The product is shipped with an operating instructions and video of English version.or we will send you an operation video to teach you how to install and use the product with English speaking. However, if you need us to teach you face to face, please let us know in advance.

How about the packing for machine, is it safely protected during transportation?
Our machine is packed by standard export wooden box, it won’t be damaged. We’ve delivered many testing machines abroad by sea or by air without damage.

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