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Home / Products / Bolts and Nuts / Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners
Quality Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners factory
Quality Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners factory
Quality Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners factory
Quality Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners factory
Quality Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners factory
Quality Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners factory
Quality Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners factory
Quality Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners factory
Quality Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners factory
Quality Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners factory

Grade 12.9 Fine Thread Bolts and Nuts with 800 MPa Tensile Strength for Heavy Duty Industrial Fasteners

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ASTM A193 B16 Stud Bolts

Chrome-Moly-Vanadium Hex Head Bolts

Grade 8.8 Level Alloy Steel Bolts
Product Summary
Fine Thread Bolts and Nuts Grade 12.9 Product Overview 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...

Product Details

Highlight:

Grade 12.9 Bolts and Nuts

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Fine Thread Industrial Fasteners

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800 MPa Tensile Strength Hex Head Bolts
Quality Level: 12.9, 10.9, 8.8, 6.8, 4.8 Grade
High Strength: σb/MPa≥: 410
Tensilestrength: 800 MPa
Productname: BOLTS And Nuts
Thread Type: Fine Thread
Tolerance: As Per Customer's Requirement
Size: OD70 80 100mm
Dimensions: Drawing
Product Description
Fine Thread Bolts and Nuts Grade 12.9
Product Overview

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.

With tensile strength of 800 MPa and comprehensive quality control including 100% inspection, these fasteners ensure reliability in critical applications where safety and structural integrity are paramount.
Key Features
  • 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)
Technical Specifications
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
Applications

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.

Customization Services

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.

Technical Support & Services

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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