API 6D Monogram Licensed: No. 6D-1832
CE PED 2014/68/EU Module H: NB 2195
Oxy Oman Approved AML: OMN-QAC-862-002
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API 6D Monogram #6D-1832 CE PED 2014/68/EU Module H Notified Body 2195 (SZUTEST) ISO 9001:2015 API 607 / 6FA Fire-Safe SIL 3 Capable

API 6D & CE PED Official Certification Directory

Officially verified quality management credentials, design approvals, and independent conformity certifications for critical energy pipelines and severe industrial processing plants.

International Statutory Accreditations

Global Manufacturing Licenses & Independent Approvals

TSV Valves maintains rigorous compliance with the American Petroleum Institute (API), European Pressure Equipment Directive (PED), and International Organization for Standardization (ISO). Each certificate represents continuous on-site auditing and proven product integrity.

American Petroleum Institute

API Spec 6D Monogram

No. 6D-1832
API 6D Monogram License 6D-1832
  • Issuing Body: American Petroleum Institute (Washington, D.C.)
  • License Scope: Pipeline & Piping Ball, Gate, Check, and Plug Valves
  • Pressure Ratings: ASME Class 150 to Class 2500
  • Current Cycle: Valid through July 2027 (Annual surveillance verified)
View Verified API 6D License (PDF)
European Union Directive

CE PED 2014/68/EU Module H

NB 2195
CE PED Notified Body 2195 (SZUTEST) Certificate
  • Notified Body: NB 2195 (Full Quality Assurance Assessment)
  • Scope: Category I, II, III & IV Severe-Service Pressure Valves
  • Standard: EN 12516, EN 1983, EN 12266, ASME B16.34
  • Conformity: Full EU CE Mark Authorization for European Plant Deliveries
View CE PED Module H Certificate (PDF)
Integrated Management

ISO 9001 / 14001 / 45001

Multi-Site
ISO Integrated Management System Certificate (ISO 45001 / ISO 9001)
  • ISO 9001:2015: Quality Management System & Raw Material Traceability
  • ISO 14001:2015: Environmental Management & Clean Manufacturing
  • ISO 45001:2018: Occupational Health and Safety Protocols
  • Coverage: Both Wenzhou Machining & Qingtian Heavy Assembly Bases

Note: Published bundle covers CQC 2023–2026 audit cycle. Annual surveillance verification records maintained via CQC registry.

View ISO Management Certs (PDF)

Severe-Service Type Approvals & Fire-Safe Witness Certificates

API 607 Sixth Edition Fire Testing

Witnessed by DNV (Cert. SHA/872728/1301-677) on an 8" Class 600 fixed trunnion ball valve, qualifying NPS 8" and larger, Class 600/800/900 in ferritic steel.

Download DNV Fire Test Witness Report →

ISO 15848-1 & API 641 Low-E Qualification

Class AH and Class BH helium vacuum-hood testing qualification records and low-fugitive packing dossiers. Project and model-specific test certificates provided upon formal specification submittal.

Request Controlled Low-E Test Dossier →

IEC 61508 SIL 3 Capable

Safety Integrity Level 3 systematic capability assessment for automated emergency shutdown valves (ESDV) and high-integrity pressure protection systems (HIPPS).

Inquire SIL Assessment Records →
Quality Assurance System

Standard Quality Inspection Plan (ITP) Milestones

Every project order is governed by a formalized Inspection and Test Plan (ITP) defining 100% manufacturer quality checks, customer review points (R), witness points (W), and hold points (H).

Inspection Activity Governing Standard Acceptance Criteria TSV QA Client / TPI
Raw Material Heat Analysis & PMI ASTM A370, API 6D EN 10204 3.1 Certified Heat Numbers, 100% OES Check 100% Checked Review (R)
Non-Destructive Examination (RT/UT/MT/PT) ASME B16.34, ASME V ASME VIII Div 1 App 4, no critical linear indications ASNT Level II/III Witness (W)
CNC Machining & Critical Tolerances ASME B16.10, B16.5 CMM verification, Ra 0.4 roughness on sealing seats In-Process QC Verification
Hydrostatic Shell & Seat Pressure Test API 598, API 6D, ISO 5208 Zero leakage (Rate A), chart-recorded for 10-year archive 100% Valves Hold Point (H)
Final Painting, Tagging & Export Packing ISO 12944 C5M, Client Spec SS316 Monogram nameplates, marine-grade vapor wrap Final QC Review (R)
Engineering Verification & Documentation

Request Official Certifications, Test Records, or Audit Review

Need certified copies of API 6D licenses, OXY vendor approval records, hydrostatic test charts, or an EN 10204 3.1/3.2 MTR sample? Submit your specification or inquiry below. Our quality engineering team responds within 24 hours.