Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners
Our bolts and nuts product line is engineered to meet the highest standards of quality and performance for demanding industrial applications. Featuring hex head design and fine thread type, these fasteners provide excellent grip, torque transfer, and vibration resistance.
- Product Name: Bolts and Nuts
- Tensile Strength: 800 MPa
- Quality Levels Available: 12.9, 10.9, 8.8, 6.8, 4.8 Grade
- Grade: 12.9
- Thread Type: Fine Thread
- Quality Control: 100% Inspected
- Includes ASTM A194 2HM nuts for hydrogen service
- Includes ASTM A490 high strength structural bolts
- Includes ISO 3506 A2-70 stainless steel bolts (SS304)
| Product Name | Bolts and Nuts |
| Size | OD70, 80, 100mm |
| Service | OEM ODM |
| Grade | 12.9 |
| High Strength (σb/MPa≥) | 410 |
| Quality Control | 100% Inspected |
| Thread Tolerance | 0.02 |
| Tolerance | As Per Customer's Requirement |
| Tensile Strength | 800 MPa |
| Quality Level | 12.9, 10.9, 8.8, 6.8, 4.8 Grade |
| Additional Description | Hot dip galvanized (HDG) bolts and nuts grade 8.8, ISO 898-1 class 10.9 alloy steel bolts with grade 10 nuts, DIN 912 socket head cap screws class 12.9 |
These precision fasteners are essential components across various industries including heavy machinery, construction, automotive manufacturing, and infrastructure development. Their fine thread design ensures secure fastening capabilities with customizable tolerances for perfect fit and optimal performance.
Ideal for use in petrochemical plants, power generation facilities, marine environments, chemical processing plants, offshore platforms, pressure vessels, and flanged connections where both strength and corrosion resistance are crucial.
We offer comprehensive OEM and ODM customization services based on your technical drawings and specifications. Our product range includes ASTM A193 B7M bolts for sour gas service (NACE MR0175), ASTM F593 stainless steel bolts with F594 nuts, and ASTM A194 2H heavy hex nuts.
Customization options include special sizes, coatings, finishes, and material specifications to meet your exact project requirements.
Our comprehensive technical support includes product selection assistance, installation guidance, troubleshooting, and detailed information on material specifications and load capacities. We provide quality assurance testing, certification compliance, and ongoing maintenance recommendations.
Additional services include training sessions, technical documentation, and customized solutions tailored to specific project requirements throughout the product lifecycle.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.