
Product Overview
The JTBY-240PV-365 is a 240mm precision zero-tailing laser tube cutting chuck developed for tube laser cutting equipment requiring a dedicated zero-tailing chuck configuration and higher workpiece load capacity.
Designed to accommodate round pipes from Ø10 to Ø240 mm and square tubes up to 240 × 240 mm, this model also supports selected structural profiles, including I-beams, channel steel and angle steel within the specified clamping range.
With a maximum combined load capacity of 470 kg for two chucks, the JTBY-240PV-365 offers a higher rated load capacity than the JTBY-240SV-365 standard version. Its zero-tailing design makes it a candidate for tube cutting systems where tail-end processing and material utilization are important equipment selection considerations.
Custom jaws are available for special profile requirements, while technical drawings can be provided according to customer installation and integration needs. The chuck is suitable for evaluation in new tube laser cutting machine builds, OEM projects and compatible equipment upgrades.
Key Features
Precision Zero-Tailing Design
Developed as a precision zero-tailing chuck configuration for tube laser cutting machines, supporting applications where tail-end processing and material utilization are important. Actual residual tail length depends on the complete machine configuration and cutting process.
470kg Two-Chuck Load Capacity
Supports a maximum combined load of 470 kg for two chucks, providing a higher rated load capacity than the JTBY-240SV-365 standard version for applications involving heavier workpieces.
Versatile 240mm Profile Range
Accommodates Ø10–Ø240 mm round pipes and square tubes up to 240 × 240 mm, as well as selected I-beams, channel steel and angle steel within the specified clamping range.
Custom Jaw Configuration
Customized jaws can be provided for special workpiece profiles that exceed the standard jaw length or require a different gripping geometry, allowing the clamping arrangement to be evaluated for specific applications.
Zero-Tailing Application & Material Utilization
The JTBY-240PV-365 is designed for integration into tube laser cutting systems requiring a precision zero-tailing chuck configuration.
In tube cutting applications, the ability to process the remaining tube section is influenced by the chuck arrangement, workpiece support, cutting head clearance and machine control strategy. Selecting a suitable chuck configuration is therefore an important part of evaluating tail-end processing requirements.
For machine builders developing zero-tailing tube cutting equipment, the JTBY-240PV-365 provides a dedicated chuck option with a 240mm processing range and 470kg combined two-chuck load capacity.
The achievable residual tail length should be confirmed according to the complete machine design, workpiece specifications and intended cutting process.
Processing Range & Supported Profiles
The JTBY-240PV-365 supports a range of standard tube geometries and selected structural steel profiles for precision tube laser cutting applications.

Round Pipes
Clamping range: Ø10–Ø240 mm.

Square Tubes
Maximum specified size: 240 × 240 mm.

I-Beams & Channel Steel
Supports sections up to No.15 according to the supplied technical specification.

Angle Steel
Supports sections up to No.12 according to the supplied technical specification.
Customized jaws can be provided when the profile geometry or dimensions exceed the effective clamping range of the standard jaws.
Technical Specifications
| products |
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| Model | JTBY-240PV-365 |
| Product Configuration | Precision Zero-Tailing |
| Product Type | Laser Tube Cutting Chuck |
| Round Pipe Range | Ø10–Ø240 mm |
| Square Tube Range | Up to 240 × 240 mm |
| I-Beam | Up to No.15 |
| Channel Steel | Up to No.15 |
| Angle Steel | Up to No.12 |
| Combined Two-Chuck Load Capacity | 470 kg |
| Front Dimension | 365 |
| Rear Dimension | 145 |
| Front Flange | 110 |
| Front Transmission Ratio | 1:4 |
| Rear Flange |
90 (110) |
| Rear Transmission Ratio | 1:3 |
| Custom Jaws | Available |
Application Scenarios

Zero-Tailing Tube Laser Cutting Systems
Suitable for tube laser cutting machine projects that require a precision zero-tailing chuck configuration, with final tail-end processing capability determined by the complete machine design.

Higher-Load Tube Processing
With a combined two-chuck load capacity of 470 kg, the JTBY-240PV-365 can be considered for applications involving heavier tube and profile workpieces within its specified operating limits.

Precision Tube Cutting Equipment
Designed for integration into tube laser cutting equipment where chuck configuration, workpiece positioning and machine compatibility are important considerations.

OEM Machine Development & Upgrades
Suitable for new machine development, OEM integration and compatible retrofit projects requiring a 240mm precision zero-tailing chuck configuration.
Machine Compatibility
The JTBY-240PV-365 is intended for tube laser cutting equipment requiring a precision zero-tailing chuck configuration.
Compatibility evaluation should consider the mounting interface, flange dimensions, transmission ratios, available installation space and the arrangement of the front and rear chucks.
For zero-tailing applications, additional attention should be given to the machine's workpiece support system, cutting head clearance and control strategy.
Customers are encouraged to provide existing chuck specifications, machine interface drawings and expected tail-end processing requirements for technical evaluation before installation.
Customization & Technical Drawings

Custom Jaws for Special Profiles
Customized jaws can be supplied for irregular workpieces, non-standard sections and profiles that exceed the standard jaw length.
Profile-Specific Clamping Configuration
Jaw geometry can be evaluated according to the workpiece cross-section and required gripping arrangement.
Machine Integration Evaluation
Mounting dimensions and interface requirements can be reviewed for OEM machine builds, replacement projects and compatible equipment upgrades.
Customized Technical Drawings
Technical drawings can be provided according to customer application and installation requirements. Customers may also submit existing chuck drawings, machine interface dimensions or workpiece specifications for review.
Packaging & Shipping

Protective Packaging
Each JTBY-240PV-365 laser cutting chuck is carefully packed to help protect the chuck body, clamping components and mounting interfaces from damage during handling and transportation.
Secure Export Packaging
Wooden cases and additional protective materials can be arranged according to the product dimensions, order quantity and shipping requirements to help ensure safe transportation.
International Shipping
We can arrange international shipping by sea, air or express delivery, depending on the destination, shipment size and customer requirements.
Delivery & Shipping Confirmation
Packaging details, shipping methods and estimated delivery times will be confirmed before shipment. Customers may contact us for packaging information, shipping quotations and order arrangements.
FAQs
Does the JTBY-240PV-365 guarantee zero residual material?
The model is designed for zero-tailing applications, but the actual residual tail length depends on the complete laser cutting machine configuration, chuck arrangement and cutting process. Specific requirements should be evaluated before installation.
Can this chuck be used for heavier tube workpieces?
The JTBY-240PV-365 has a specified maximum combined load capacity of 470 kg for two chucks. Workpiece length, weight distribution and operating conditions must also be considered when selecting the equipment.
Can the JTBY-240PV-365 be used in an existing tube laser cutting machine?
Potential compatibility depends on the machine's mounting interface, transmission configuration, installation space and overall cutting system design. Existing machine drawings and chuck specifications are recommended for evaluation.
Can you provide technical drawings for OEM machine development?
Yes. Technical drawings can be provided based on customer application and installation requirements. Customers may also supply machine interface dimensions and existing drawings for technical review.
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