GR B7 STUD

1.00 - 5.00 INR

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Product Details:

Shape Cylindrical
Capacity High load bearing
Feature High strength, Heat resistance
Standard ASTM A193
Tensile Strength 125,000 psi min
Thickness Standard/Custom
Thread Type UNC/UNF/Metric
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Product Description

GR B7 STUD Price And Quantity

Minimum Order Quantity 5000 Piece
Price Range 1.00 - 5.00 INR

GR B7 STUD Product Specifications

Tensile Strength 125,000 psi min
Load Capacity Up to 140 kN depending on diameter
Corrosion Resistant Yes, with coating
Application Industrial, Petrochemical, Power Plants, Construction
Thread Type UNC/UNF/Metric
Thickness Standard/Custom
Material Alloy Steel
Head Type Threaded stud (No head)
Surface Treatment Black oxide or PTFE coated
Fasteners Type Stud Bolt
Torque As per Standard Guidelines
Grade B7
Tolerance 0.01 mm
Diameter M6 to M64
Capacity High load bearing
Shape Cylindrical
Feature High strength, Heat resistance
Hardness Rockwell C35 max
Finish Black or plain finish
Drive Type N/A (Externally threaded)
Standard ASTM A193

GR B7 STUD Trade Information

Payment Terms Cheque
Supply Ability 100000 Piece Per Week
Delivery Time 1 Week
Sample Available Yes
Sample Policy Contact us for information regarding our sample policy
Main Domestic Market All India

Product Description

Sold in Individual Sets or Box Quantities

Studs: Grade B7

Full Threaded Rod Stud Bolts
Chamfered Flat Faced Ends
Manufactured from Chromium-Molybdenum Ferritic Alloy Steel
Tensile Strength: 125 KSI Min.
Hardness 35 HRC Max.

Nuts:Grade 2H

Heavy Hex
Single-Chamfered with Bottom Washer Face
Manufactured from Carbon Steel
Rockwell Hardness: C24 to C38

Threads:

1Diameter & Smaller - Unified Inch Coarse Series (UNC), Class 2A
1-1/8 Diameter & Larger - Unified Inch 8 Thread Series (UN8), Class 2A

Plain Finish Coated with Light Protective Oil
Right Hand Threads
Heat Treated
Manufacturer Identification and Grade Marks on All Stocked Studs and Nuts
Material Test Reports (MTRs) Available on Demand

Standards Studs:

Material & Mechanical Properties: ASTM A193 Grade B7
Threads: ASME B1.1, UNC or UN8, Class 2A

Nuts:

Material & Mechanical Properties: ASTM A194 Grade 2H
Dimensions: ASME B18.2.2

Material	Stainless Steel
Product Type	STUD BOLT
Color	Black
Surface Treatment	Black Oxide, Black
Threaded	Yes
Packaging Type	BOX
Finish	AS PER PO
Standard	AS PER PO
Threads	AS PER PO
Coating	AS PER PO

Unmatched Durability and Performance

These B7 stud bolts are engineered for robustness, offering high tensile strength (125,000 psi min) and resistance to demanding temperature cycles from -50C to 450C. The machined and heat-treated alloy steel ensures excellent mechanical properties, while anti-corrosive finishes safeguard against harsh environmental conditions.

Versatile Applications and Customization

With multiple thread types (UNC, UNF, Metric) and customizable lengths or diameters, our studs adapt to a variety of industrial needs. Whether for petrochemical refineries, power plants, or large-scale construction projects, these bolts provide reliable fastening and are available in standard or custom specifications.

FAQs of GR B7 STUD:

Q: How are Grade B7 stud bolts manufactured to ensure durability and strength?

A: Grade B7 stud bolts are manufactured through a precision machining process followed by heat treatment. This process enhances their mechanical properties, resulting in high tensile strength and hardness. An anti-corrosive finish, such as black oxide or PTFE coating, is applied to improve rust and corrosion resistance, ensuring reliable, long-lasting performance even in challenging industrial environments.

Q: What applications are best suited for B7 stud bolts?

A: B7 stud bolts are ideal for high-stress environments found in industrial, petrochemical, power generation, and construction sectors. Their high load-bearing capacity and heat resistance make them perfect for securely fastening equipment, pipelines, and heavy structures that require robust and reliable connections.

Q: When should a fully threaded stud versus a double-ended stud be used?

A: A fully threaded stud provides continuous threading along the entire length, suitable for variable clamping or when adjustment is necessary. Double-ended studs, with threading at both ends and a plain middle section, are typically used for specific fitting applications or where tightening is required from both sides.

Q: Where do the anti-corrosive and rustproof properties add the most benefit?

A: The anti-corrosive coating and rustproof design are particularly valuable in harsh or corrosive environments, such as refineries, chemical plants, or outdoor installations. These protective finishes extend the service life of the stud bolts, minimizing maintenance and replacement costs in demanding applications.

Q: What are the advantages of using B7 alloy steel with ASTM A193 standard for stud bolts?

A: B7 alloy steel provides exceptional strength, hardness (up to Rockwell C35), and heat resistance. Meeting ASTM A193 standards guarantees strict quality, dimensional accuracy, and reliability required by critical industries. This ensures safe, high-performance fastening in structural and mechanical assemblies.

Q: How are the stud bolts packaged for delivery and storage?

A: Stud bolts are carefully packed in wooden boxes or sturdy cartons. This packaging method protects them from physical damage and environmental exposure during transportation or storage, maintaining the products condition and readiness for use on arrival.

Q: What are the recommended usage guidelines for installing these B7 stud bolts?

A: Installation involves securing the stud with two hex nuts, ensuring precise torque as per standard guidelines. Proper alignment and following specified torque values are crucial for optimal load-bearing performance and to prevent overstressing the fastener during assembly.

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