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Customized Large Fastener
QS Fastener: Customized Large Fastener
Name: Customized Large Fastener
Standard: ANSI
Material: A193 B7/2H
Size: 3-1/2 Inch
Thread: 8 UNC
Surface Finished: Black
Brand: Qishine
Standard: ANSI
Material: A193 B7/2H
Size: 3-1/2 Inch
Thread: 8 UNC
Surface Finished: Black
Brand: Qishine
Quantity
The Customized Large Fastener is a high-quality fastener designed for high-demand applications, featuring large specifications and strong performance! Made from A193 B7/2H premium material and compliant with ANSI standards, it ensures excellent strength and reliability. With a size of 3-1/2 inches and equipped with 8 UNC threads, the Customized Large Fastener delivers robust connection performance. The black oxide surface treatment not only enhances corrosion resistance but also gives the product a professional and durable appearance. Qishine brand, we specialize in providing Customized Large Fastener services tailored to meet your needs. Whether for heavy machinery, energy engineering, or large-scale construction projects, the Customized Large Fastener is a trustworthy choice!
Advantages of the Customized Large Fastener
1. High Strength: Suitable for High-Stress Environments
Material Properties:
B7 fasteners are made from alloy steel (such as 4140 or 4142), undergoing quenching and tempering treatments to achieve excellent mechanical properties.
Minimum tensile strength is 860 MPa, and minimum yield strength is 725 MPa.
Material Properties:
B7 fasteners are made from alloy steel (such as 4140 or 4142), undergoing quenching and tempering treatments to achieve excellent mechanical properties.
Minimum tensile strength is 860 MPa, and minimum yield strength is 725 MPa.
High Load Capacity:
For example, an M24 B7 threaded rod has a load capacity of approximately 280 kN, capable of withstanding high stress and heavy loads.
For example, an M24 B7 threaded rod has a load capacity of approximately 280 kN, capable of withstanding high stress and heavy loads.
Applications:
The Customized Large Fastener is used in high-pressure vessels, heavy machinery, bridge structures, and other high-stress environments.
The Customized Large Fastener is used in high-pressure vessels, heavy machinery, bridge structures, and other high-stress environments.
Tests show that B7 fasteners exhibit high fatigue strength under cyclic loads, with superior cycle life compared to ordinary carbon steel rods.
2. High-Temperature Resistance: Stable Performance in High-Temperature Environments
Temperature Range:
B7 fasteners maintain stable mechanical properties within a temperature range of -29°C to 427°C.
Temperature Range:
B7 fasteners maintain stable mechanical properties within a temperature range of -29°C to 427°C.
High-Temperature Strength:
At 427°C, the minimum tensile strength of B7 fasteners remains at 620 MPa (approximately 72% of room temperature strength).
At 427°C, the minimum tensile strength of B7 fasteners remains at 620 MPa (approximately 72% of room temperature strength).
Applications:
The Customized Large Fastener is used in steam pipelines, boilers, heat exchangers, and other high-temperature equipment.
The Customized Large Fastener is used in steam pipelines, boilers, heat exchangers, and other high-temperature equipment.
According to ASTM A193 standards, B7 fasteners demonstrate significantly better creep strength and oxidation resistance at high temperatures compared to ordinary steel rods.
3. Corrosion Resistance: Performs Well in Most Industrial Environments
Material Properties:
The alloy composition of B7 fasteners (such as chromium and molybdenum) provides excellent corrosion resistance.
Corrosion Resistance Capability:
Material Properties:
The alloy composition of B7 fasteners (such as chromium and molybdenum) provides excellent corrosion resistance.
Corrosion Resistance Capability:
In weak acid, weak alkali, and salt spray environments, the corrosion rate of B7 rods is lower than that of ordinary carbon steel.
For example, in a 3.5% NaCl solution, the annual corrosion rate of B7 rods is less than 0.1 mm/year.
For example, in a 3.5% NaCl solution, the annual corrosion rate of B7 rods is less than 0.1 mm/year.
Applications:
The Customized Large Fastener is used in offshore platforms, chemical equipment, wastewater treatment facilities, and other corrosive environments.
The Customized Large Fastener is used in offshore platforms, chemical equipment, wastewater treatment facilities, and other corrosive environments.
Tests show that B7 fasteners exhibit excellent corrosion resistance in media with pH 5-9, significantly extending their service life.
4. Wide Applications: Suitable for Multiple Industries
Oil and Gas Industry:
The Customized Large Fastener is used in wellhead equipment, pipeline flanges, pressure vessels, and other high-load, high-temperature, and high-pressure environments.
Oil and Gas Industry:
The Customized Large Fastener is used in wellhead equipment, pipeline flanges, pressure vessels, and other high-load, high-temperature, and high-pressure environments.
Chemical Industry:
The Customized Large Fastener is used in reactors, storage tanks, heat exchangers, and other corrosion-resistant and high-temperature equipment.
The Customized Large Fastener is used in reactors, storage tanks, heat exchangers, and other corrosion-resistant and high-temperature equipment.
Power Industry:
The Customized Large Fastener is used in boilers, turbines, high-pressure pipelines, and other high-temperature and high-pressure applications.
The Customized Large Fastener is used in boilers, turbines, high-pressure pipelines, and other high-temperature and high-pressure applications.
Mechanical Manufacturing Industry:
The Customized Large Fastener is used in heavy machinery, bridge structures, engineering equipment, and other high-stress connections.
The Customized Large Fastener is used in heavy machinery, bridge structures, engineering equipment, and other high-stress connections.
ASTM A193 B7 fasteners, with their high strength, high-temperature resistance, corrosion resistance, and wide applicability, fully demonstrate the reliability and durability of the Customized Large Fastener in various demanding environments. Choosing the Customized Large Fastener means opting for high performance, quality, and long-term reliability!
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