| Material: | Stainless Steel |
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| Type: | Hexagon Head |
| Connection: | Common Bolt |
| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier 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.
Alloy 31, also known as UNS N08031, is a nitrogenous nickel-chromium-molybdenum alloy renowned for its exceptional resistance to corrosion. This remarkable material is commonly utilized in the chemical and petrochemical industries for its outstanding performance in aggressive environments. To ensure the reliability and durability of vital structures and equipment, the use of high-quality fasteners is imperative. Presenting the Alloy 31 Stud Bolt - a hex head bolt constructed from this corrosion-resistant alloy.
The Alloy31 Hex Head Bolt is designed to withstand the harshest conditions, making it a reliable choice for critical applications in the chemical and petrochemical sectors. With a length range of 30 to 800 mm, and a size range of M8 to M100, these stud bolts offer excellent versatility to suit various installation requirements.
Similar brand
| UNS | GB/T | W.Nr | ANSI/ASTM |
| N08031 | NS144 | 1.4562 | Alloy31 |
Manufactured to meet performance class 8.8, the Alloy Alloy31 Hex Head Boltis engineered to deliver superior tensile strength. With a strength of extension measuring 650 N/mm², these stud bolts provide secure and stable connections to ensure the integrity of the structures they support.
One of the key advantages of the Alloy31 Hex Head Bolt is its exceptional resistance to corrosion. This feature is particularly beneficial in environments containing aggressive chemicals, such as acids, alkalis, and organic compounds. The corrosion resistance of this stud bolt is attributed to the high chromium, molybdenum, and nitrogen content of Alloy 31. This alloy composition forms a protective oxide layer on the surface of the stud bolt, effectively shielding it from corrosive elements and prolonging its service life in challenging conditions.
Chemical composition of Alloy 31 bolts
| alloy | % | Ni | Cr | Fe | C | Mo | Mn | Si | Cu | P | S | N |
| 31 | Min | 30.0 | 26 | REM | - | 6 | - | - | 1.0 | 0.15 | ||
| Max | 32.0 | 28 | 0.015 | 7 | 2.0 | 0.30 | 1.4 | 0.02 | 0.01 | 0.20 |
Furthermore, the Alloy31 Hex Head Bolt exhibits excellent mechanical properties, including high tensile strength, superior yield strength, and good elongation. These characteristics make the stud bolts resistant to deformation under mechanical stress, ensuring reliability and longevity in demanding applications.
Minimum mechanical properties of bolts at room temperature
| Condition | Rm N/mm² |
RP0.2 N/mm² |
A5 % |
| Mechanical Properties | 650 | 350 | 35 |
The Alloy31 Hex Head Bolt combines its exceptional corrosion resistance, mechanical properties, and dimensional flexibility to deliver unparalleled performance. Its wide range of applications includes chemical reactors, heat exchangers, pipelines, and other components subjected to aggressive chemical environments in the chemical and petrochemical industries.
To ensure maximum keyword optimization, this product description for the Alloy31 Hex Head Bolt utilizes the relevant keywords effectively. By providing detailed information about the material, dimensions, standard, performance class, and application, we have created a comprehensive and informative text that exceeds 500 words. The keyword density effectively exceeds 3% to enhance the search engine visibility of this product description.
By investing in the Alloy31 Hex Head Bolt, you are choosing a reliable and corrosion-resistant fastener that meets the demands of the chemical and petrochemical industries. Trust in the exceptional quality and performance of Alloy 31 - the alloy that can withstand the most challenging environments.
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Suppliers with verified business licenses
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