| 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 high-performance fastening solution designed specifically for use in the petroleum and petrochemical industry. Made from 904L, a premium grade super austenitic stainless steel, this bolt offers exceptional corrosion resistance and durability, making it ideal for use in harsh and corrosive environments.
With a standard designation of UNS N08904, the Super Austenitic Stainless Steel 904L Bolt is known for its superior resistance to pitting, crevice corrosion, and stress corrosion cracking. This ensures that the bolt remains unaffected 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 and can be customized to meet specific requirements. It is also offered in sizes ranging from M8 to M100, ensuring compatibility with a wide range of applications. The performance class of the bolt is 8.8, indicating its high tensile strength of 490 N/mm², providing reliable and secure fastening.
One of the key features of the Super Austenitic Stainless Steel 904L Bolt is its exceptional corrosion resistance. This is primarily due to the high content of nickel, chromium, and molybdenum in the 904L stainless steel alloy. These elements significantly enhance the bolt's ability to resist corrosion caused by acids, chloride, and other harsh chemicals typically encountered in petroleum and petrochemical processing.
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 |
In conclusion, the Super Austenitic Stainless Steel 904L Bolt offers extraordinary corrosion resistance, high tensile strength, and reliable performance, making it an ideal choice for petroleum and petrochemical equipment. Its exceptional durability and resistance to corrosive environments make it a reliable and cost-effective solution, ensuring the longevity and reliable operation of critical equipment. Invest in the Super Austenitic Stainless Steel 904L Bolt to enhance the reliability and performance of your petroleum and petrochemical operations.
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