Inspection, Compliance & Quality Assurance for Piping Systems in Oil & Gas, Petrochemical, and Industrial Projects

Overview

We provide complete procurement engineering, vendor manufacturing surveillance, expediting, and inspection deliverables, ensuring equipment and materials are technically compliant, inspected, traceable, and delivered on schedule.

Our expertise covers piping, valves, pressure vessels, towers, tanks, structures, packaged equipment, and rotating machinery in accordance with ASME, API, ISO, ASTM, SSPC/NACE, and project specifications.

Procurement Strategy & Planning

Procurement Engineering Plan

Defines procurement workflow, responsibilities, vendor interaction strategy, inspection milestones, and documentation requirements.

Vendor Pre-Qualification & Evaluation Criteria

Assessment of vendor capability, certifications, manufacturing capacity, and quality systems.

Approved Vendor List (AVL) Support

Development and review of qualified manufacturer lists.

Procurement Schedule & Milestone Tracking

Tracking long-lead items and vendor deliverables to avoid project delays.

Inspection & Expediting Strategy

Planning inspection, expediting, and surveillance activities across manufacturing phases.

Procurement Risk & Long-Lead Strategy

Long-Lead Equipment Identification

Early identification of equipment impacting engineering and construction schedules.

Supply Chain Risk Assessment

Evaluation of vendor capacity, material availability, and manufacturing constraints.

Procurement Risk Mitigation Planning

Strategies to prevent delays, deviations, and delivery risks.

Schedule Impact Monitoring

Continuous monitoring of vendor progress against project milestones.

Inspection & Expediting Strategy

Planning inspection, expediting, and surveillance activities across manufacturing phases.

Technical Procurement Documentation

Material Requisitions (MR)

Technical definition of materials, equipment, and specifications for RFQ issuance.

Request for Quotation (RFQ) Packages

Complete RFQ documentation including scope of supply, inspection requirements and delivery schedules.

Technical Specifications

Specifications for piping components, valves, vessels, packages, and equipment.

Spare Parts & Special Tools Lists

Definition of commissioning and operational spare requirements.

Inspection & Expediting Strategy

Planning inspection, expediting, and surveillance activities across manufacturing phases.

Bid Evaluation & Vendor Selection

Technical Bid Evaluations (TBE)

Technical comparison of vendor offers against project requirements.

Vendor Proposal Review & Clarification

Evaluation of vendor proposals and issuance of clarification reports.

Vendor Deviation Analysis

Assessment and resolution of technical deviations.

Technical Recommendation Reports

Final recommendation supporting vendor selection.

Purchase Order Technical Alignment

Technical Purchase Order Review

Verification of technical attachments prior to PO issuance including:

  • Datasheets and specifications

  • Drawings and scope of supply

  • ITP and inspection requirements

  • Vendor Document Requirements List (VDRL)

Scope & Boundary Verification Ensuring clarity of supply responsibilities.

Vendor Kick-Off & Coordination

Kick-Off Meeting (KOM) Supportq

Alignment between client, EPC and vendor on scope, deliverables and schedule.

Vendor Coordination During Execution

Ongoing technical communication and issue resolution throughout fabrication.

Vendor Document Control & Deliverable Management

Vendor Document Requirements List (VDRL)

Definition of vendor deliverables and submission timelines.

Vendor Document Review Cycle Management

Coordination of document reviews, comments, and approvals.

Vendor Engineering & Document Review

Vendor Drawing Review

Verification of vendor drawings against project specifications.

Vendor Datasheet Review

Technical verification of equipment datasheets.

Vendor Procedure Review

Review of welding, testing, coating and manufacturing procedures.

Inspection, Test Planning and Quality procedures

Inspection Test Plans (ITPs)

Definition of inspection stages, hold points and acceptance criteria.

Quality Control Plans (QCP)

Vendor quality control requirements and compliance verification.

Manufacturer quality Test Procedures verification

Factory Acceptance Test (FAT) Procedures review and verification

Pre-Inspection & Vendor Quality Evaluation

Pre-Inspection Meetings (PIM)

Alignment of inspection scope and procedures.

Manufacturer QC System Evaluation

Assessment of quality systems against ASME, API and ISO standards.

WPS, PQR & WQT Review

Verification of welding qualifications and testing procedures.

Vendor Quality Audits

Comprehensive factory audits and capability assessments.

Manufacturing Inspection & Quality Control

Material Inspection & Traceability

Verification of MTCs and material identification.

Welding, PMI, NDT & PWHT Verification

Inspection and witnessing of metallurgical testing.

Dimensional & Alignment Inspection

Verification of tolerances and compliance with drawings.

Visual & Quantity Inspection

Verification of materials against purchase orders and construction Drawings.

Pressure & Performance Testing

Witnessing hydrotests and functional testing.

Surface Preparation & Coating Inspection

Verification of coating systems per SSPC/NACE.

Compliance Certification & Tag Verification

Review of certificates and nameplates.

Manufacturing Surveillance & Expediting

Manufacturing Progress Monitoring

Tracking fabrication progress and schedule compliance.

Expediting Reports

Monitoring vendor performance and delivery milestones.

Production Schedule Verification

Ensuring manufacturing aligns with project timelines.

Non-Conformance Tracking

Monitoring and closure of manufacturing NCRs.

NCR Management & Inspection Reporting

NCR & Observation Management

Issuing non-conformity reports and verifying corrective action closure.

Inspection Report Preparation

Preparation of detailed inspection reports for client approval.

Supply Chain & Logistics Coordination

Vendor Expediting Coordination

Monitoring fabrication and delivery commitments.

Shipment Readiness Verification

Ensuring inspection release and documentation are complete.

Packing, Preservation & Shipment

Packing & Preservation Inspection

Verification of packaging and storage conditions.

Shipping Release Notes & IRN

Issuance of inspection release notes prior to shipment.

Logistics Documentation Review

Verification of shipping and export documentation.

Manufacturing Data Book & Final Dossier

Manufacturing Data Report (MDR) Review

Verification of complete quality documentation packages.

Final Vendor Dossier Approval

Ensuring documentation completeness prior to handover.

Certificates & Test Records Verification

Review of compliance certificates and inspection records.

Why Choose Us

  •  Extensive experience in vendor inspection and factory surveillance

  • Deep understanding of ASME, API, ISO, SSPC/NACE requirements

  • Strong expertise in MDR review and documentation control

  • Proven ability to detect issues early and prevent delays

  • Trusted by EPC clients for reliable procurement and inspection support

Frequently Asked Questions – Procurement & Manufacturing Services

Procurement engineering ensures equipment and materials are technically specified, evaluated, inspected, and delivered in compliance with project requirements, codes, and international standards.

Procurement focuses on technical and commercial purchasing activities.
Expediting ensures vendors meet manufacturing schedules and delivery milestones.

Vendor surveillance is continuous monitoring of fabrication activities to ensure compliance with specifications, quality standards, and project schedules.

Yes. We assess vendor capabilities, quality systems, certifications, experience, and production capacity to support Approved Vendor List (AVL) development.

TBE includes technical comparison of vendor offers, deviation analysis, clarification management, and technical recommendations prior to purchase order issuance.

A PIM aligns the client, inspector, and manufacturer on inspection scope, procedures, drawings, ITPs, and acceptance criteria before fabrication begins.

An ITP defines inspection stages, hold points, witness points, and acceptance criteria during manufacturing.

Yes. We perform factory audits to evaluate compliance with ASME, API, ISO, and project quality requirements.

Typical inspections include:

  • Material inspection and traceability verification
  • Welding and NDT verification
  • Dimensional and alignment inspection
  • Pressure and functional testing
  • Coating and surface preparation inspection

FAT verifies equipment performance, functionality, and compliance at the manufacturer’s facility before shipment.

SAT confirms proper installation and operation of equipment at the project site.

An MDR is the final vendor quality dossier including drawings, material certificates, welding records, NDT reports, inspection reports, and compliance certificates.

It ensures documentation completeness, traceability, and compliance before equipment is released and handed over to the client.

An IRN authorizes shipment after confirming equipment meets technical and quality requirements.

We inspect:

  • Piping and valves
  • Pressure vessels and heat exchangers
  • Tanks and towers
  • Packaged equipment
  • Pumps and rotating machinery
  • Structural components

Yes. We monitor manufacturing schedules and track long-lead items to avoid project delays.

Oil & Gas • Petrochemical • Pulp & Paper • Biogas • Waste-to-Energy • Industrial Manufacturing • Energy projects.

Yes. We support EPC contractors, operators, manufacturers, and project owners throughout the procurement lifecycle.