| Customization: | Available |
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| Material: | Stainless Steel |
| Type: | Round 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.
Introducing our top-of-the-line Precipitation-Hardening Stainless Steel 17-7PH Stud Bolt with Nuts, meticulously engineered to meet the rigorous demands of aerospace, chemical, petrochemical, paper, and metal processing industries. Crafted from premium 17-7PH material, renowned for its exceptional strength, hardness, and fatigue resistance, these stud bolts are designed to excel in high-stress environments where reliability is paramount.
Material Composition:
Our 17-7PH Stud Bolts are forged from UNS/AISI/ASTM/JIS certified 17-7PH stainless steel, ensuring superior performance and durability even under extreme conditions. This high-grade material is specifically chosen for its exceptional mechanical properties, including excellent corrosion resistance, making it ideal for use in harsh industrial settings.
Chemical composition of H17-7PH Stud Bolt
| alloy | % | Ni | C | Mn | Si | S | p | Cr | Cu | Al | Fe |
| 17-7PH | Min | 6.5 | - | - | - | - | 16 | 0.75 | REM | ||
| Max | 7.5 | 0.09 | 1.0 | 1.0 | 0.03 | 0.035 | 18 | 0.5 | 1.5 |
Dimensional Specifications:
Available in sizes ranging from 1/2 to 4 inches, our stud bolts are precision-engineered to meet the diverse needs of various applications. With lengths spanning from 30 to 800 mm, you can choose the perfect size to accommodate your specific requirements, ensuring a secure and reliable connection every time.
Key Features:
- High Strength: Our 17-7PH Stud Bolts boast unparalleled tensile strength, providing robust support and stability in demanding environments.
- High Hardness: Engineered to withstand extreme pressures and loads, these stud bolts offer exceptional hardness for long-lasting performance.
- Fatigue Resistance: Designed to resist fatigue failure, our stud bolts maintain their structural integrity even after prolonged use, ensuring reliable operation under repetitive loading conditions.
Minimum mechanical properties of bolts at room temperature
| Condition | Rm N/mm² |
RP0.2 N/mm² |
A5 % |
Hardness HRC(HBS) |
| Solution 1000~11000 degrees Celsius fast cooling | 1030 | 380 | 20 | 229 |
| 565 ° C aging | 1140 | 960 | 5 | 363 |
| 510 ° C aging | 1230 | 1030 | 4 | 388 |
Applications:
From aerospace components to critical infrastructure in the chemical, petrochemical, paper, and metal processing industries, our 17-7PH Stud Bolts find versatile applications where strength, durability, and corrosion resistance are essential. Whether securing heavy machinery or supporting vital structures, our stud bolts deliver unparalleled reliability and performance.
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