| Customization: | Available |
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| Material: | Stainless Steel |
| Type: | Hexagon Head |
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XIAMEN QISHINE
XIAMEN QISHINE IMP. & EXP. Co., Ltd., is a globally recognized and renowned pipeline product supplier specializing in the provision of a wide array of pipeline essentials, from fasteners to gaskets. 
We take pride in catering to a broad range of clientele across various industries and projects worldwide, with a strategic focus on Engineering, Procurement, and Construction (EPC) companies and pipeline construction projects.
We have more than ten years of pipeline product development & sales experience, so we have a wealth of relevant experience and problem solving ability.
The Super Austenitic Stainless Steel 904L Bolt is a premium fastening solution, engineered to meet the stringent requirements of the petroleum and petrochemical industry. This bolt is made from 904L, a premium grade super austenitic stainless steel. It offers exceptional corrosion resistance and durability, making it the ideal choice for use in harsh and corrosive environments.
The Super Austenitic Stainless Steel 904L Bolt, with the standard designation UNS N08904, is renowned for its excellent resistance to pitting, crevice corrosion and stress corrosion cracking. This guarantees that the bolt will not be affected even when exposed to aggressive chemicals and corrosive media commonly found in petroleum and petrochemical equipment.
Similar brand
| GB/T | UNS | AISI/ASTM | W.Nr |
| 015Cr21Ni26Mo5Cu2 | N08904 | 904L | 1.4539 |
The bolt is available in various lengths ranging from 30 to 800 mm, with the option to customise it to meet specific requirements. It is available in sizes ranging from M8 to M100, ensuring compatibility with a wide range of applications. The bolt's performance class of 8.8 indicates its high tensile strength of 490 N/mm², ensuring reliable and secure fastening.
One of the key features of the Super Austenitic Stainless Steel 904L Bolt is its exceptional corrosion resistance, making it an ideal choice for a variety of applications where durability and durability are paramount. The primary reason for this is the high content of nickel, chromium, and molybdenum in the 904L stainless steel alloy. The bolt's enhanced corrosion resistance, when exposed to acids, chlorides, and other harsh chemicals typically present in petroleum and petrochemical processing environments, is a significant benefit.
Chemical composition of 904L bolts
| alloy | % | Ni | Cr | Mo | Mn | P | S | Cu | Si | C |
| 904L | Min | 23 | 19 | 4 | 1 | |||||
| Max | 28 | 23 | 5 | 2.0 | 0.045 | 0.035 | 2 | 1.0 | 0.02 |
The Super Austenitic Stainless Steel 904L Bolt finds extensive application in a wide range of petroleum and petrochemical equipment. It is commonly used in pipelines, pressure vessels, heat exchangers, storage tanks, and various other components that are exposed to aggressive environments. The bolt ensures the structural integrity of these equipment, safeguarding against leaks and failures that can have severe consequences in terms of safety and operational efficiency.
Minimum mechanical properties of bolts at room temperature
| Condition | Rm N/mm² |
RP0.2 N/mm² |
| Mechanical Properties | 490 | 30 |
The Super Austenitic Stainless Steel 904L Bolt is a highly durable material with excellent resistance to corrosion, as well as high tensile strength and reliable performance, making it an ideal choice for use in petroleum and petrochemical equipment. Its exceptional durability and resistance to corrosive environments make it a reliable and cost-effective solution that ensures the longevity and reliable operation of critical equipment. Invest in the Super Austenitic Stainless Steel 904L Bolt for optimal reliability and performance in your petroleum and petrochemical operations.
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