Quality Control
Xinxiang Chengde Energy Technology Equipment Co., Ltd. applies structured quality controls throughout pressure equipment manufacturing, supported by qualified personnel, testing facilities, material verification, and documented inspection.
Our manufacturing and quality system is supported by relevant pressure equipment qualifications and international certifications, with inspection capabilities covering material analysis, in-process inspection, NDT, testing, and final verification.
Chengde's key qualifications and certifications include:
- A2 Pressure Vessel Manufacturing License
- Pressure Vessel Design License
- Pressure Pipeline Design License
- Pressure Pipeline Installation License
- ASME Certification
- CE Certification
- 70+ Patents & Technical Achievements
Certification and licensing scope is applied according to the relevant product, project, and applicable requirements.
Quality Control from Material to Final Inspection
Chengde carries out quality checks at key stages of production, linking material verification, fabrication, inspection, and final release.
Raw Material Verification
Materials are reviewed against applicable technical requirements before production.
Material identification and documentation review
Chemical composition analysis where required
PMI (Positive Material Identification)
Physical and chemical testing
Supporting material records
Chengde operates professional physical and chemical laboratories with spectral analysis and PMI capabilities.
In-Process & Dimensional Inspection
Inspection continues through fabrication to verify production against approved technical requirements.
Material preparation
Forming and assembly
Component dimensions
Fit-up conditions
Welding & NDT Inspection
Welding and inspection are performed according to applicable product and project requirements.
- Weld visual inspection
- Applicable NDT methods
- Weld inspection records
- NDT reports and acceptance records
The NDT method and inspection extent are determined by applicable codes, specifications, and project requirements.
Testing & Final Verification
Completed equipment undergoes applicable testing and verification before release.
- Pressure testing
- Leak or tightness testing where specified
- Dimensional verification
- Surface and coating inspection
Testing & Inspection Resources
Chengde's quality activities are supported by physical and chemical laboratories, inspection facilities, and personnel across engineering, production, quality control, and inspection.
Material Analysis
Spectral detection and PMI capabilities.
Inspection Resources
Facilities supporting applicable inspection activities during production.
Quality Personnel
Engineering, production, QC, and inspection teams working to project requirements.
Traceability & Quality Documentation
Quality records are prepared according to the manufacturing and inspection requirements of each order.
Typical records may include:
Material Certificates / MTRs or MTCs
Material Identification & PMI Records
Welding & Fabrication Records
NDT Inspection Reports
Testing Records
Product Certificates & Quality Documentation
The applicable documentation package is prepared according to the product specification, project requirements, and agreed inspection scope.
Third-Party Inspection
Chengde can coordinate customer or independent third-party inspections according to the agreed quality plan and project requirements.
Inspection arrangements may include:
Manufacturing stage inspection
Document review
Witness and hold points
Final inspection
Pre-shipment inspection
Third-party agencies such as TÜV, SGS, or BV can be involved where required by the customer or project.