Certificate Verification
Certificate No.: HZ-MTC-20251007
Product: Carbon Steel Forging Flange
Standard: ASTM A105 / Carbon Steel Forging
Batch / Heat No.: 15227211
Date of Issue: 2025-10-07
Inspector: Zhang Wei
Result: ✅ PASSED — Material conforms to ASTM A105 standard
Chemical Composition (%)
| C | Si | Mn | P | S |
|---|---|---|---|---|
| 0.46 | 0.24 | 1.20 | 0.012 | 0.004 |
Mechanical Properties
| Yield Strength (MPa) | Tensile Strength (MPa) | Elongation (%) |
|---|---|---|
| 215 | 353 | 28 |
📍 Verified by: Zhengzhou Hongze Valve Pipeline Equipment Co., Ltd.
📧 export@hongzepipeline.com
🌐 https://hongzepipeline.com
This certificate verification is generated automatically by Hongze Quality Management System.