ASTM F594 GRADE 1 (AISI 304 / 304L)
ASTM F594 Grade 1 (AISI 304/304L) Sample MTC Certificate
Access a comprehensive, professionally formatted Material Test Certificate according to EN 10204-2004: 3.1 for ASTM F594 Alloy Group 1 (AISI 304 / 304L / UNS S30400 / S30403). Inspect the exact documentation your QA and engineering teams will receive with every standard austenitic stainless steel nut order.
What's Inside This Grade 1 (304/304L) MTC Certificate
This sample mill test certificate mirrors the rigorous QA documentation package standard for highly durable, general-purpose austenitic stainless steel nuts shipped from our facilities.
- Full Traceability: Certified with TC No.: N12/25-XX and corresponding ASTM F594 specifications.
- Standard Austenitic Chemistry: Detailed breakdowns verifying the classic Chromium (~18.40%) and Nickel (~8.50%) composition, providing excellent general corrosion resistance for architectural, food processing, and structural applications.
- Dual Certification Compatibility: Explicit verification of the low carbon content (0.03% max for the 'L' designation), ensuring compliance with both standard 304 strength requirements and 304L weldability standards to prevent intergranular corrosion.
- Mechanical Properties: Comprehensive reporting of Tensile Strength / Proof Load capabilities, Yield Strength, Elongation, and Hardness per ASTM F594 condition requirements.
- Quality Compliance: 100% visual inspection carried out and verified free from defects and radioactive contamination.
Live Preview: ASTM F594 Grade 1 (304/304L) MTC Data
Review the standard parameters and layout before downloading the full document.
TC Number
N12/25-XX
TC Date
18.11.20XX
Material Spec
ASTM F594 Alloy Group 1 (304/304L)-2023
Bar Shape / Size
Hex Nut / M16
Dimensions / Item
Heavy Hex Nut M16-2.0P
Quantity
3000 NOS
Chemical Composition %
| C | Mn | P | S | Si | Cr | Ni | Fe |
|---|---|---|---|---|---|---|---|
| 0.022 | 1.45 | 0.028 | 0.015 | 0.45 | 18.40 | 8.50 | Rem |
| Max: 0.030 | Max: 2.00 | Max: 0.045 | Max: 0.030 | Max: 1.00 | Min: 18.00 Max: 20.00 |
Min: 8.00 Max: 10.50 |
Rem |
Mechanical Properties
| TENSILE STRENGTH (MPa) | YIELD STRENGTH 0.2% Offset (MPa) | % ELONGATION (GL-50mm) | HARDNESS (HRB) |
|---|---|---|---|
| 620.50 | 310.20 | 45.50 | 88, 89, 87 |
| Min: 515 | Min: 205 | Min: 40 | Max: 95 |
Standard References & Compliance
Our MTC certificates map to the demanding industrial standards for architectural and general application fasteners. The test reports confirm compliance with As Per ASME/ASTM F594 Group 1 EDT. 2023 with respect to the tests carried out.
| Standard / Requirement | Confirmation on Certificate |
|---|---|
| Visual Inspection | 100% visual inspection carried out & found free from defects. |
| Safety Requirements | Material is free from radioactive contamination. |
| Weld Repairs | No weld repair Perform. |
| Dimensional Accuracy | All Dimensions are as per PO Specification. |
Certification Details
We confirm that above mentioned Items was Manufactured, Sampled, Tested and Inspected in accordance with the subjected Customer's Purchase Order and as applicable Drawings, Material Specifications, Codes & Standards and the results of the items have been determined to meet the users' requirements.
Documentation Standard
- EN 10204-2004: 3.1 Standard
- Free from radioactive contamination
- Certified ISO 9001: 2015 Company
Heat Treatments
- Solution Annealed
- Quenching Medium: Water quenched
Testing Conditions
- Chemical, Mechanical & hardness test carried at room temperature 25°C
- 100% visual inspection carried out
Technical FAQs — ASTM F594 Grade 1 (304/304L) MTC
Why use Alloy Group 1 (304) instead of Alloy Group 2 (316)?
Alloy Group 1 (304) is the industry standard for excellent general corrosion resistance. Because it lacks the Molybdenum additive found in 316, it is highly cost-effective for indoor, architectural, and outdoor applications where extreme chloride exposure (like direct seawater or heavy de-icing salts) is not a critical concern.
What does "Dual Certification" (304/304L) mean on this MTC?
The chemistry section confirms a maximum Carbon content below 0.030% (the strict "L" requirement), while the mechanical properties meet the higher structural requirements of standard 304. This means the nuts are "Dual Certified," offering both reliable strength and superior resistance to intergranular corrosion during welding operations.
Are these nuts compatible with standard ASTM F593 bolts?
Yes. ASTM F594 Grade 1 nuts are the exact engineered counterpart for ASTM F593 Alloy Group 1 (304) stainless steel bolts. Mating them ensures identical metallurgical properties, uniform corrosion resistance, and predictable galling characteristics in fastening assemblies.