Engineering Services

Design Engineering for Certified Pressure Equipment

N&T Engitech provides design-focused engineering support for pressure vessels, heat exchangers, reactors, agitator vessels, filter vessels, skid-mounted systems and piping assemblies. Our design approach is built around safety, process performance, manufacturability, inspection readiness and compliance with project-specific international standards.

Code-Based Design Approach

Designed for Global Project Requirements

Every project begins with a clear understanding of the client's process requirement, operating pressure, design temperature, fluid service, material preference, installation location, applicable code and certification requirement.

Design as the Foundation of Manufacturing

A well-planned design reduces fabrication errors, improves inspection readiness, supports certification approval and helps ensure safe long-term operation. At N&T Engitech, the design stage is treated as the foundation of the complete manufacturing process — we align design, procurement, fabrication, testing and inspection from the beginning.

PED 2014/68/EU for European projects
ASME Section VIII Division 1 for ASME-code markets
AS 1210 / AS/NZS 1200 for Australia and New Zealand
CSA B51 / CRN requirements for Canada
EN 13445 for unfired pressure vessels
EN 13480 for metallic industrial piping
TEMA guidelines for shell and tube heat exchangers

Scope

What We Cover in Design

Our structured approach helps reduce technical risk, improve approval confidence and support smoother project execution.

Review of customer datasheets, drawings, process inputs and technical specifications

Selection of applicable design code based on project location and equipment requirement

Design pressure, temperature and service condition review

Internal and external pressure design consideration

Nozzle sizing, orientation and connection planning

Shell, dish end, flange, support and reinforcement design coordination

Wind load, seismic load and nozzle load consideration where applicable

Material selection based on process media, corrosion, temperature and code requirement

Thermal and structural design review for heat exchangers, reactors and jacketed vessels

FEA support where project complexity or approval requirement demands it

Design documentation support for third-party inspection, Notified Body or AIA approval

Preparation support for fabrication drawings, GA drawings and technical documentation

Equipment Coverage

Design for All Equipment Types

We apply the same disciplined approach across every equipment category we manufacture.

Pressure Vessels

Design of vertical and horizontal pressure vessels, storage vessels, process vessels, receiver vessels, separators, vacuum-rated vessels, jacketed vessels and custom pressure-rated equipment.

Heat Exchangers

For shell and tube, U-tube and double pipe exchangers — design covers pressure rating, temperature conditions, process duty, material compatibility and TEMA-based design consideration.

Reactors & Agitator Vessels

Vessel geometry, pressure/vacuum rating, jacket or limpet coil arrangement, agitation requirement, shaft and drive configuration, nozzle placement and surface finish needs.

Filter Vessels

Pressure rating, filtration requirement, closure type, housing material, filter media compatibility, maintenance access and hygienic or process-specific finishing requirements.

Skid-Mounted Systems

Equipment layout, piping routing, valve and instrument placement, frame structure, access for operation, vibration control, pressure testing requirement and control integration.

Piping Assemblies

Piping isometric review, pipe class, nozzle orientation details, material specification support and documentation support for applicable piping codes.

Documentation

Documentation Support

Depending on project scope and applicable standard, we can support the following records.

General arrangement drawingsFabrication drawingsDesign calculation summaryDatasheet review and technical clarification supportNozzle orientation detailsMaterial specification supportWeld and inspection planning inputsDesign review documents for client / consultant / third-partyDocumentation support for CE-PED, ASME, CRN, AS 1210 approvals

Why Design Matters

Why Design Matters in Pressure Equipment Manufacturing

For pressure equipment, even small design gaps can affect material selection, welding procedure, NDT requirement, hydro test planning, documentation approval and final acceptance at site.

Reduces Fabrication Errors

A well-planned design reduces alignment issues, weld gap problems and rework during fabrication.

Improves Inspection Readiness

Proper design documentation supports NDT planning, dimensional inspection and certification review.

Supports Certification Approval

Code-aligned design helps satisfy Notified Body, Authorized Inspection Agency and project consultant requirements.

Ensures Safe Long-Term Operation

Correct material selection, nozzle design and stress analysis support safe operation throughout equipment service life.

Prevents Approval Delays

This global design approach helps customers avoid approval delays, reduce technical risk and receive equipment aligned with both operational needs and regulatory expectations.

How We Work

Our Process

A structured, stage-by-stage approach to ensure quality at every point.

Requirement Review

We review your datasheet, drawing, design pressure, temperature, fluid service, material requirement and applicable standard.

Code & Standard Alignment

The applicable design code is selected based on project location, equipment type and customer requirement.

Design & Documentation

GA drawings, fabrication drawings, design calculations and technical documentation are prepared and reviewed.

Approval & Manufacturing Start

Design documents are submitted for customer, consultant or third-party approval before fabrication begins.

Send Your RFQ

Need Design Support for Certified Pressure Equipment?

Share your datasheet, drawing, design pressure, design temperature, material requirement, fluid service, applicable standard and destination country. N&T Engitech will review your requirement and support you with a practical design-led manufacturing proposal.