Industry-Verified Manufacturing Data (2026)

Clamping Jaws / Vise

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Clamping Jaws / Vise used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Clamping Jaws / Vise is characterized by the integration of Fixed Jaw and Movable Jaw. In industrial production environments, manufacturers listed on CNFX commonly emphasize Hardened Steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Mechanical clamping components that secure profiles or workpieces in a clamping system

Product Specifications

Technical details and manufacturing context for Clamping Jaws / Vise

Definition
Clamping jaws or vises are essential components within a Profile Clamping System designed to firmly hold and secure profiles, workpieces, or materials during machining, assembly, or processing operations. They provide precise positioning and prevent movement through mechanical force application.
Working Principle
Operates by applying mechanical force through screw mechanisms, hydraulic pressure, or pneumatic systems to move opposing jaw surfaces toward each other, creating friction and pressure that securely grips the workpiece between them.
Common Materials
Hardened Steel, Tool Steel, Aluminum Alloy
Technical Parameters
  • Maximum jaw opening width and clamping force capacity (mm) Per Request
Components / BOM
  • Fixed Jaw
    Stationary clamping surface that provides reference point
    Material: Hardened Steel
  • Movable Jaw
    Adjustable clamping surface that applies pressure
    Material: Hardened Steel
  • Lead Screw
    Mechanism that moves the movable jaw via rotational force
    Material: Alloy Steel
  • Jaw Inserts
    Replaceable contact surfaces with different profiles or materials
    Material: Carbide or Tool Steel
Engineering Reasoning
0-150 MPa clamping pressure, -40°C to 200°C temperature range
Material yield strength exceeded at 250 MPa for hardened steel, 180 MPa for cast iron; fatigue failure at 10^7 cycles at 80% yield strength
Design Rationale: Plastic deformation from exceeding yield strength (σ_y = 250 MPa for AISI 4140 steel); fatigue crack propagation from cyclic loading at stress intensity factor threshold K_th = 6 MPa√m
Risk Mitigation (FMEA)
Trigger Exceeding 250 MPa clamping pressure on hardened steel jaws
Mode: Permanent jaw deformation causing 0.5 mm dimensional deviation
Strategy: Pressure limiting valves set at 90% of material yield strength (225 MPa)
Trigger Cyclic loading at 80% yield strength for 10^7 cycles
Mode: Fatigue crack initiation at jaw root radius causing catastrophic fracture
Strategy: Surface hardening to 60 HRC and radius optimization to reduce stress concentration factor below 1.5

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Clamping Jaws / Vise.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Max clamping force: 5-50 kN depending on size and design
other spec: Surface hardness: 45-65 HRC, Jaw opening range: 50-300 mm typical
temperature: -20°C to +150°C (standard steel), up to +500°C with special alloys
Media Compatibility
✓ Steel profiles and workpieces ✓ Aluminum extrusions ✓ Plastic/composite materials
Unsuitable: Highly corrosive chemical environments without protective coatings
Sizing Data Required
  • Workpiece dimensions (width, height, length)
  • Required clamping force for application
  • Profile geometry and contact surface requirements

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Wear and loss of clamping force
Cause: Repeated clamping cycles causing abrasive wear on jaw surfaces, leading to reduced friction and insufficient grip strength
Fatigue cracking in jaw body
Cause: Cyclic loading from repeated clamping operations creating stress concentrations at jaw corners or mounting points, eventually leading to material fatigue and fracture
Maintenance Indicators
  • Visible scoring, galling, or excessive wear marks on jaw contact surfaces
  • Audible clicking or slipping sounds during clamping operations indicating loss of grip
Engineering Tips
  • Implement regular jaw surface inspection and cleaning protocols to remove debris that accelerates abrasive wear
  • Apply proper lubrication to jaw sliding mechanisms and ensure even pressure distribution during clamping operations

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality Management Systems ANSI B5.8-1972 - Machine Vises DIN 6319 - Machine Vises
Manufacturing Precision
  • Parallelism of Jaws: +/-0.02 mm
  • Flatness of Base: 0.05 mm
Quality Inspection
  • Hardness Testing (Rockwell C Scale)
  • Dimensional Accuracy Verification with CMM

Factories Producing Clamping Jaws / Vise

Verified manufacturers with capability to produce this product in China

✓ 96% Supplier Capability Match Found

P Project Engineer from Australia Jan 13, 2026
★★★★★
"Standard OEM quality for Machinery and Equipment Manufacturing applications. The Clamping Jaws / Vise arrived with full certification."
Technical Specifications Verified
S Sourcing Manager from Singapore Jan 10, 2026
★★★★★
"Great transparency on the Clamping Jaws / Vise components. Essential for our Machinery and Equipment Manufacturing supply chain."
Technical Specifications Verified
P Procurement Specialist from Germany Jan 07, 2026
★★★★★
"The Clamping Jaws / Vise we sourced perfectly fits our Machinery and Equipment Manufacturing production line requirements."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

10 sourcing managers are analyzing this specification now. Last inquiry for Clamping Jaws / Vise from Turkey (1h ago).

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Frequently Asked Questions

What materials are best for clamping jaws in heavy-duty applications?

For heavy-duty applications, hardened steel or tool steel clamping jaws are recommended due to their superior strength, wear resistance, and durability under high pressure and repetitive use.

How do I choose between fixed and movable jaws for my clamping system?

Fixed jaws provide stable, stationary support, while movable jaws adjust via a lead screw to accommodate different workpiece sizes. Most systems use both: a fixed jaw as an anchor and a movable jaw for clamping pressure.

Can aluminum alloy jaws be used in industrial machinery manufacturing?

Yes, aluminum alloy jaws are suitable for applications requiring lightweight components, corrosion resistance, or non-magnetic properties, though they offer lower strength than steel and are best for moderate clamping forces.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

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