Explore our core custom component offerings optimized for high mechanical stability and corrosion resistance.
Providing custom industrial fastening solutions with absolute precision and strict quality compliance.
We have formulated the most stringent sampling inspection system, so as to strive to achieve zero defects for the products out of our factory.
At present, our entire group has more than 100 utility model patented products and eight invention patented products.
We currently operate nearly 100,000 product models, with 500 tons of special raw materials in stock and 10,000 tons of finished stainless steel standard parts in stock.
Beiersdorf Industrial Technology (Shanghai) Co., Ltd. was established in 2015 and is located in Shanghai, China. It is an enterprise mainly engaged in the business of special fasteners and ultra-high precision components.
"Product quality is the foundation for an enterprise's survival."
"Heart to sunshine, everything to prosperity"
Expanding the boundary of structural fastening performance with advanced materials engineered for extreme thermal and magnetic limits.
-270℃ Low-temperature Fastener
Titanium Alloy Fasteners
Cobalt Alloy Fasteners
Nickel Alloy Fasteners
Best Seller Series
Fasteners up to 1900 MPa Tensile Strength
1200℃ High-temperature Fastener
Custom Super Austenitic & Duplex Stainless Alloys
In critical industrial infrastructures, fasteners are not simple hardware components; they are critical load-bearing links that secure process safety, environmental compliance, and structural integrity. Selecting and manufacturing the optimal configuration of custom stainless nuts, bolts, and washers demands deep insights into chemical composition, grain structures, mechanical kinematics, and corrosive micro-environments. As a premier provider of performance hardware, Beiersdorf Industrial Technology (Shanghai) Co., Ltd. combines metallurgical mastery with advanced manufacturing capabilities to deliver zero-defect systems.
Standard grade fasteners (such as commercial-grade A2-70 or A4-80 stainless steel) are adequate for general infrastructure applications. However, high-stress environments such as chemical reactors, deep-sea installations, and aerospace structures require custom mechanical adjustments. When selecting raw materials for custom fasteners, engineers must assess several operational factors:
The global industrial supply chain is shifting towards predictive sourcing, requiring components that offer both structural longevity and traceability. Modern engineering processes call for localized production capacity backed by international standardization. Procurement managers face the challenge of balancing raw material cost fluctuations with quality control risks.
By consolidating a domestic supply of over 500 tons of specialized raw materials and 10,000 tons of finished products, Beiersdorf mitigates supply chain risks for major contractors. Having access to readily available materials minimizes lead times for custom projects, ensuring structural components are delivered on time without compromising on quality.
For shipbuilding and offshore engineering projects, structural parts must comply with stringent regulatory frameworks. China Classification Society (CCS) certification, alongside corresponding international standards like DNV and ABS, ensures that fastening systems can withstand extreme wave impact, salt spray, and cyclic fatigue.
Our manufacturing processes feature comprehensive traceability. Each production batch undergoes rigorous non-destructive evaluation (NDE) alongside traditional physical inspections. We supply full metallurgical chemical analysis sheets and mechanical test certificates (EN 10204 3.1) to meet international compliance frameworks.
Each custom-engineered bolt batch undergoes ultrasonic, eddy-current, or magnetic particle testing to identify internal grain boundaries and micro-voids, ensuring high fatigue limits and mechanical consistency.
Through precise thermal-mechanical processing and high-strength alloying (such as Inconel, Monel, and Titanium), we manufacture high-performance bolts engineered to secure structural joints under extreme loading conditions.
The future of industrial fastening lies in material optimization and smart systems. Key research areas include the integration of IoT-enabled sensor cores directly into critical bolts to monitor joint tension in real time. In terms of materials, we are exploring super-alloys with higher titanium and cobalt ratios to improve wear resistance in high-temperature environments. Additionally, advanced surface modification techniques, such as diamond-like carbon (DLC) coatings and complex polymer dry films, are being developed to reduce reliance on liquid lubricants.
A broad array of precision solutions optimized for high-temperature resistance, marine applications, and specialized industrial needs.
Delivering critical fastening components tailored for high-risk industrial sectors.
Our special fasteners are widely used in the field of shipbuilding and oceanography engineering, specifically in the manufacture of special ships, marine propulsion, marine accessories, yacht manufacturing, offshore oil drilling platforms, submarine pipelines, offshore wind power, underwater lifeboats, port machinery, dock construction, etc. These special fasteners mainly include A4-80, A5-80, D8-80, D6-70, 2205, L7, 40CrNiMoA, 718, EN14399 steel structure connection pair, classification society certificate fasteners, etc.
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Beiersdorf is not only a supplier of special fasteners, but also can provide various technical consultations and guidance related to fasteners, including the selection of products and raw materials in the early stage, as well as the installation guidance and maintenance of fasteners in the subsequent stage.
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Answers to common engineering queries regarding specialized stainless fasteners, material properties, and standards.
Standard ferritic and martensitic steels undergo a ductile-to-brittle transition when exposed to sub-zero temperatures, resulting in sudden fractures under load. Under extreme conditions, such as superconducting devices or liquid helium storage operating down to -270℃, specialized austenitic stainless steels must be used. These alloys preserve a face-centered cubic (FCC) lattice structure down to absolute zero, preventing embrittlement and maintaining high mechanical toughness.
Thread galling occurs during assembly when friction and pressure break the protective oxide layer on the contact surfaces of stainless steel threads. This leads to localized cold-welding. To prevent galling, designers can choose mating threads with different hardness ratings, use dry lubricants (such as PTFE or MoS2 coatings), or reduce installation speeds during assembly.
In high-precision devices such as MRI machines, aerospace navigation arrays, and cleanrooms, stray magnetic fields can distort signal readings. Standard stainless steels can develop magnetic properties during cold working. Non-magnetic fasteners, constructed from specialized alloys or non-ferrous metals, maintain low magnetic permeability, preventing interference with sensitive electronic sensors.
While Grade 316 exhibits good corrosion resistance in mild environments, it is susceptible to pitting and stress corrosion cracking (SCC) in hot chloride solutions. Super Duplex stainless steels feature a dual-phase structure (50% ferrite and 50% austenite) and elevated chromium, molybdenum, and nitrogen contents, offering higher mechanical strength and resistance to pitting under marine conditions.
Under extreme temperatures, standard alloys lose tensile strength, experience creep deformation, and undergo accelerated oxidation. For high-temperature applications up to 1200℃, specialized cobalt or nickel-based superalloys (such as Inconel 718) must be used. These alloys maintain high structural stability and yield strength at high temperatures by resisting oxidation and recrystallization.
Classification Society Certifications (CCS, DNV, ABS) verify that structural materials and components meet strict safety and quality standards for shipbuilding and offshore engineering. Obtaining these certifications requires comprehensive audits of our manufacturing processes, material traceability, and testing methods to ensure the components can withstand dynamic wave loading, high pressure, and marine corrosion.
View our additional specialized fasteners and component systems, designed for precision engineering and demanding applications.
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