Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
Our custom 3-jaw and 4-jaw welding chucks are specialized clamping accessories designed for welding positioners. The 3-jaw version features a self-centering structure for rapid clamping of round and symmetrical workpieces, while the 4-jaw independent chuck accommodates round, square, and irregular eccentric workpieces.
Product Overview
Constructed from high-strength cast steel, these chucks deliver strong clamping force with minimal deformation. We offer full customization of outer diameter, center hole, jaw stroke, and mounting hole layout to perfectly fit various welding positioner brands. Primarily used for pipe, tank, pressure vessel, and structural part welding applications. CE compliant for European markets.
Main Features
Self-centering 3-jaw design for fast setup of circular pipes and cylinders
4-jaw independent adjustable jaws suitable for square, rectangular, and eccentric workpieces
Heavy-duty cast steel body with anti-wear jaw teeth for stable clamping without slipping
Large through-hole design for long pipe penetration welding
Full custom service: outer size, center bore, jaw travel, and mounting bolt holes can be modified
Easy installation with direct bolt-on compatibility for most standard welding positioner turntables
Manual wrench operation for reliable performance in heavy-duty welding workshops
Available for OEM & ODM, compatible with 100kg-5000kg welding positioner models
Specifications
Item
Parameter
Product Name
3 Jaw / 4 Jaw Custom Welding Chuck
Chuck Type
Self-centering 3-Jaw / Independent 4-Jaw
Material
High strength cast steel
Custom OD Range
200-800 mm
Custom Center Hole
80-450 mm
Clamping Range
Customized per drawing
Mounting Hole Layout
Fully customizable
Matching Positioner
100kg-5000kg welding positioner
Operation Mode
Manual wrench
Certification
CE available
Package
Plywood wooden case
HS Code
84688000
Applications
Pipe spool fabrication
Pressure vessel & tank welding
Cylinder and flange welding
Irregular structural component welding
Automatic welding station supporting fixture
Workshop custom welding production line
Custom Services
Custom outer diameter, center hole size, and jaw clamping travel
Custom mounting hole pattern to fit your existing positioner turntable
Custom jaw thickness and jaw hardening treatment
OEM logo marking on chuck body
Support for customer drawings or samples for non-standard production
Frequently Asked Questions
Can this chuck fit other brand welding positioners?
Yes. We customize mounting hole dimensions according to your turntable drawing or size data. Please provide turntable bolt-hole size when inquiring.
What is the difference between 3-jaw and 4-jaw welding chucks?
3-jaw is self-centering, offering high efficiency for round pipes and cylinders. 4-jaw independent jaws can hold square and eccentric irregular workpieces with stronger clamping force.
What information is needed for custom quotation?
Required information: outer diameter, center hole diameter, clamping range, mounting hole size, and matched positioner load capacity. Drawings are preferred.
What is the production lead-time for custom chucks?
Standard size: 7-10 working days. Non-standard custom models: 12-18 working days.
Is CE certificate available?
Yes, CE documentation can be provided for export to EU countries.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2005
Total Annual:
5million-10million
Employee Number:
40~120
Ecer Certification：
Verified Supplier
Welcome to Wuxi Lemar Machinery Equipments Co., Ltd., where innovation drives automation and precision defines quality!
As a modern high-tech enterprise, we specialize in the research, development, design, manufacturing, sales, and service of advanced welding and cutting solutions.
We offe...
Welcome to Wuxi Lemar Machinery Equipments Co., Ltd., where innovation drives automation and precision defines quality!
As a modern high-tech enterprise, we specialize in the research, development, design, manufacturing, sales, and service of advanced welding and cutting solutions.
We offe...
