Structured Manufacturing Data (2026)

Weir Plates

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Weir Plates 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 Weir Plates is characterized by the integration of Mounting Brackets and Adjustment Mechanism. In industrial production environments, manufacturers listed on CNFX commonly emphasize Carbon Steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Adjustable plates installed in mud tanks/pits to control fluid flow and separation.

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Product Specifications

Technical details and manufacturing context for Weir Plates

Definition
Weir plates are adjustable barrier components installed within mud tanks or pits in industrial and drilling operations. They function as flow control devices that regulate the movement of drilling mud, wastewater, or other fluids between compartments, facilitating separation of solids from liquids, maintaining desired fluid levels, and optimizing settling efficiency.
Working Principle
Weir plates operate by creating a controlled overflow or underflow barrier within the tank. By adjusting the plate height or position, operators can regulate the fluid level in different compartments, allowing heavier solids to settle while clarified liquid flows over or under the plate to the next section. This creates distinct zones for separation, settling, and storage within the same tank system.
Common Materials
Carbon Steel, Stainless Steel, Abrasion-Resistant Steel
Technical Parameters
  • Standard thickness ranges from 6mm to 20mm depending on application and material (mm) Per Request
Components / BOM

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Weir Plates.

Separator Plates Baffle Plates Flow Control Plates adjustable mud tank weir plates carbon steel weir plates for separation stainless steel weir plate brackets abrasion-resistant weir plate gaskets industrial fluid control weir mechanism

Applied To / Applications

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

Mud Tanks/Pits
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Mud Tanks
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Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 10 bar (150 psi)
flow rate: Up to 5000 m³/h
temperature: -20°C to 120°C
slurry concentration: Up to 60% solids by weight
Media Compatibility
✓ Drilling mud (water-based) ✓ Mineral processing slurries ✓ Industrial wastewater with suspended solids
Unsuitable: Hydrochloric acid solutions (pH < 2)
Sizing Data Required
  • Required flow rate (m³/h)
  • Desired separation efficiency (particle size cutoff)
  • Available installation space (tank dimensions)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Abrasive erosion
Cause: Suspended solids in the fluid flow impinging on the plate surface, gradually wearing away material and altering the weir's geometry and flow characteristics.
Cavitation
Cause: Localized pressure drops below the vapor pressure of the fluid, forming and collapsing vapor bubbles that create pitting and fatigue damage on the downstream side of the weir plate.
Maintenance Indicators
  • Visible thinning, pitting, or deformation of the weir plate edge, indicating material loss and potential flow measurement inaccuracy.
  • Unusual noise (hissing or crackling) downstream of the weir, suggesting cavitation or turbulent flow issues that could accelerate damage.
Engineering Tips
  • Select weir plate material (e.g., hardened stainless steel, ceramic-lined) based on fluid abrasiveness and corrosivity to resist wear and extend service intervals.
  • Ensure proper installation with a smooth, level approach channel and avoid sharp upstream edges to minimize turbulence and cavitation risk.

Compliance & Manufacturing Standards

Reference Standards
ISO 5167-2: Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 2: Orifice plates ASME B16.36: Orifice Flanges DIN 1952: Flow measurement with standard nozzles, orifice plates and Venturi tubes
Manufacturing Precision
  • Bore diameter: +/-0.02 mm
  • Flatness: 0.1 mm per meter of diameter
Quality Inspection
  • Dimensional verification using coordinate measuring machine (CMM)
  • Surface finish inspection per ISO 1302: Geometrical product specifications (GPS)

Factories Producing Weir Plates

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are available for weir plates in machinery manufacturing?

Weir plates are available in carbon steel for general use, stainless steel for corrosion resistance, and abrasion-resistant steel for high-wear applications in mud tanks and pits.

How do adjustable weir plates control fluid separation in mud tanks?

Adjustable weir plates feature mounting brackets and adjustment mechanisms that allow precise positioning to regulate fluid flow levels, enhancing separation efficiency in sedimentation processes.

What components are included in a weir plate BOM for installation?

A complete weir plate bill of materials includes the plate itself, mounting brackets for secure attachment, an adjustment mechanism for flow control, and sealing gaskets to prevent leaks in tank/pit systems.

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.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Machinery and Equipment Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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