ASTM A193 GRADE B16 – MTC
ASTM A193 Grade B16 Sample MTC Certificate
Access a comprehensive, professionally formatted Material Test Certificate according to EN 10204-2004: 3.1 for ASTM A193 Grade B16. Inspect the rigorous documentation—verifying Cr-Mo-V alloy properties for high-temperature and high-pressure service—that your QA and engineering teams will receive.
What's Inside This A193 B16 MTC Certificate
This sample mill test certificate mirrors the rigorous QA documentation package standard for Chromium-Molybdenum-Vanadium (Cr-Mo-V) alloy steel bolting materials manufactured for extreme high-temperature environments.
- Full Traceability: Certified with TC No.: S85/26-XX and corresponding ASTM A193 specifications.
- Alloy Verification (Cr-Mo-V): Detailed chemical breakdowns verifying the precise addition of Vanadium (0.25-0.35%) which significantly increases the operating temperature limit over standard B7 grades.
- High-Temperature Stability: Explicit documentation of the Quenching and Tempering process, ensuring the material is tempered at or above the minimum required 650°C (1200°F) to prevent embrittlement in service.
- Mechanical Properties: Comprehensive reporting of Tensile Strength (860+ MPa), Yield Strength (725+ MPa), Elongation (18% min), and Hardness mapping compliant with 321 HBW maximum requirements.
- Quality Compliance: 100% visual inspection carried out, verifying dimensional accuracy and freedom from defects.
Live Preview: ASTM A193 Grade B16 MTC Data
Review the standard parameters and layout before downloading the full document.
TC Number
S85/26-XX
TC Date
14.05.20XX
Material Spec
ASTM A193 GRADE B16
Bar Shape / Size
Round Bar / 24 mm
Dimensions / Item
Heavy Hex Bolt M24-3P x 120 mm
Quantity
50.00 NOS
Chemical Composition %
| C | Mn | P | S | Si | Cr | Mo | V |
|---|---|---|---|---|---|---|---|
| 0.41 | 0.58 | 0.015 | 0.010 | 0.28 | 0.95 | 0.56 | 0.29 |
| Min: 0.36 Max: 0.47 |
Min: 0.45 Max: 0.70 |
Max: 0.035 | Max: 0.040 | Min: 0.15 Max: 0.35 |
Min: 0.80 Max: 1.15 |
Min: 0.50 Max: 0.65 |
Min: 0.25 Max: 0.35 |
Mechanical Properties
| TENSILE STRENGTH (MPa) | YIELD STRENGTH 0.2% Offset (MPa) | % ELONGATION (GL-50mm) | HARDNESS (HBW) |
|---|---|---|---|
| 910.50 | 785.20 | 21.00 | 285, 288, 286 |
| Min: 860 | Min: 725 | Min: 18 | Max: 321 |
Standard References & Compliance
Our MTC certificates map to the demanding industrial standards for high-temperature fasteners. The test reports confirm compliance with ASME/ASTM A193 / A193M Grade B16 with respect to the precise tests carried out on the designated heat.
| Standard / Requirement | Confirmation on Certificate |
|---|---|
| Visual Inspection | 100% visual inspection carried out & found free from defects. |
| Safety Requirements | Material is free from radioactive contamination and mercury. |
| Weld Repairs | No weld repair performed. |
| Dimensional Accuracy | All Dimensions are as per PO Specification / ASME B18.2.1. |
Certification Details
We confirm that the above mentioned items were Manufactured, Sampled, Tested, and Inspected in accordance with the subjected Customer's Purchase Order and applicable Drawings, Material Specifications, Codes & Standards.
Documentation Standard
- EN 10204-2004: 3.1 Standard
- Free from radioactive contamination
- Certified ISO 9001: 2015 Company
Heat Treatments
- Quenched & Tempered
- Min Tempering Temp: 650°C (1200°F)
Testing Conditions
- Mechanical tests carried out at room temperature
- 100% visual inspection carried out
Technical FAQs — ASTM A193 Grade B16 MTC
Why is Vanadium included in the B16 chemical composition?
The addition of Vanadium (0.25-0.35%) in Grade B16 significantly enhances the alloy's structural stability and creep resistance at elevated temperatures. This allows B16 fasteners to operate safely at temperatures up to 1100°F (593°C), which is higher than the typical operating limits of standard Grade B7 bolting.
What is the significance of the tempering temperature on the MTC?
ASTM A193 requires Grade B16 to be quenched and tempered with a minimum tempering temperature of 1200°F (650°C). This high tempering temperature is critical because it ensures the fasteners will not undergo further unintended microstructural changes or loss of strength when placed into high-temperature service conditions.
Are these fasteners suitable for pressure vessel applications?
Yes. Grade B16 is specifically designed for high-temperature, high-pressure service. It is a standard specification for bolting used in pressure vessels, valves, flanges, and fittings in the power generation and petrochemical industries.