Sanitary Fittings (Tri-Clamp): Pressure Rating 10 bar at 20°C

Component Specifications

Definition

Tri-Clamp sanitary fittings are standardized clamp-type connectors designed for hygienic fluid transfer systems. They feature a tri-lobed clamp mechanism that compresses a gasket between two ferrules, creating a leak-proof, crevice-free seal suitable for clean-in-place (CIP) and steam-in-place (SIP) processes. In WFI (Water for Injection) distribution manifolds, these fittings ensure sterile connections that prevent microbial contamination and maintain water purity.

Working Principle

The Tri-Clamp system uses a three-segment clamp that applies uniform radial pressure when tightened, compressing an elastomeric gasket between two ferrules with standardized face profiles. This creates a hygienic seal with no dead spaces, allowing for easy disassembly and reassembly without tools (using a wing nut or bolt clamp). The design prevents product entrapment and facilitates thorough cleaning.

Materials

316L stainless steel (ASTM A270), electropolished finish (Ra ≤ 0.8 μm), with EPDM, silicone, or PTFE gaskets meeting FDA and USP Class VI standards.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Size Range	1/2" to 4" (DN15 to DN100)
Gasket Type	Standard EPDM for SIP/CIP
Surface Finish	≤ 0.8 μm Ra (electropolished)
Connection Type	Tri-Clamp (TC) per ASME BPE
Pressure Rating	10 bar at 20°C
Temperature Range	-20°C to 150°C (depending on gasket)

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 2852, ASME BPE, DIN 32676, 3-A Sanitary Standards

Parent Products

This component is used in the following industrial products

WFI Distribution Manifold

A component within a Vial/Syringe Washer that distributes Water for Injection (WFI) to multiple cleaning stations or nozzles.

View Product Details

Engineering Analysis

Risks & Mitigation

Gasket failure leading to contamination
Improper clamping causing leaks
Material incompatibility with process fluids

FMEA Triads

Trigger: Gasket degradation due to chemical exposure or thermal cycling
Failure: Leakage and microbial contamination of WFI
Mitigation: Regular gasket inspection/replacement; use chemically resistant gasket materials; implement preventive maintenance schedules.

Trigger: Incorrect clamp torque during assembly
Failure: Uneven sealing leading to leaks or gasket extrusion
Mitigation: Use calibrated torque tools; train personnel on proper assembly procedures; implement visual inspection checkpoints.

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Dimensional tolerances per ASME BPE: ferrule OD ±0.25 mm, face flatness ≤ 0.05 mm

Test Method

Pressure testing per ASME B31.3; surface roughness verified with profilometer; material certification to ASTM A270; cleanability testing per EHEDG guidelines.

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Sanitary Fittings (Tri-Clamp)

Manufacturer profiles associated with Sanitary Fittings (Tri-Clamp).

Sourcing Sanitary Fittings (Tri-Clamp) from China?

Tell us your specification and target quantity — we will match it against manufacturer records and come back with the factories that fit.

Request manufacturers We manufacture this

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

Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

Related Components

Fume Extraction Hood

A fume extraction hood is a critical safety component that captures and removes hazardous chemical vapors, fumes, and particulates generated during automated chemical drum filling and sealing operations.

RTD Temperature Sensor

High-precision platinum-based temperature sensor for industrial chemical heating systems

Safety Enclosure & Ventilation

Safety enclosure and ventilation system for automated chemical storage and retrieval systems, designed to contain hazardous materials and maintain safe air quality.

Management Software License

Digital license enabling access to management software for automated chemical drum labeling and tracking systems.

Frequently Asked Questions

Why are Tri-Clamp fittings preferred in WFI systems?

They provide crevice-free, sterile connections that prevent microbial growth, support CIP/SIP processes, and meet stringent purity requirements for Water for Injection.

What materials are used for gaskets in sanitary Tri-Clamp fittings?

Common gasket materials include EPDM (for steam sterilization), silicone (for high temperature), and PTFE (for chemical resistance), all compliant with FDA and USP Class VI.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

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.

Sanitary Fittings (Tri-Clamp)