Are you looking for the best custom shoulder bolt factories in China? With so many options available, it can be overwhelming to choose the right one. In this article, we’ll compare the top manufacturers, highlighting their strengths, production processes, and what sets them apart. Let’s dive in and find the perfect fit for your needs.

China Shoulder Bolt Manufacturer & Supplier

China Shoulder Screws Manufacturer and Supplier, Factory

shoulder bolts manufacturer in china

Shoulder Bolts

Product Details: Shoulder bolts, also known as shoulder screws or stripper bolts, are fasteners designed with a cylindrical shoulder beneath the head. They are available in various diameters (Metric: M2-M48, Imperial: 1/32″-2″) and lengths (Metric: Up to 200mm, Imperial: Up to 8″). The head types include Hexagon Socket head, Hex head, and slotted Head. These bolts are made from materials such as Alloy Steel (class 12.9) and Stainless steel. They have high hardness, good toughness, excellent wear resistance, and heat resistance. Surface treatments include Black Oxide Coating, Passive, and Zinc Plated. They are used in applications requiring precise alignment or spacing, such

as machinery, electronics, and automotive assemblies.

Pros:
– High hardness, good toughness, and excellent wear resistance
– Suitable for precision molds and high-temperature working environments
– Provides precise pivot point or spacer for rotational movement or spacing
– Available in various materials and surface treatments
– Used in critical applications requiring accurate alignment or spacing

Cons:
– May experience locking phenomenon if threads are not clean or if surface is dama…
– Requires precise dimension tolerance and surface finish, which can be costly
– Lubrication is necessary before use to prevent locking

Shoulder Bolt Precision Shoulder Screw Custom M1-M16 …

Product Details: The Precision Shoulder Screws from Customized Fasteners are made of high-quality stainless steel, ideal for harsh environments requiring resistance to corrosion, rust, and wear. They are available in a range of sizes and lengths, and can be customized to fit specific project needs. The screws feature different groove and head shapes and have an extended shoulder that provides a precise and stable surface for supporting other components or adding secondary fasteners. This design helps distribute loads and reduce stress on the surrounding material. These screws are suitable for various industries including robotics, aerospace, automotive, and medical devices where precision engineering

and reliable connections are crucial.

Pros:
– High-quality stainless steel construction for resistance to corrosion and wear
– Customizable sizes, lengths, and head shapes to meet specific project needs
– Extended shoulder provides a precise and stable surface for supporting component…
– Helps distribute loads and reduce stress on the surrounding material
– Suitable for harsh environments and various high-precision industries

Cons:
– No specific cons mentioned in the product description
– Customization may increase cost and lead time

Stainless Steel Shoulder Socket Screws

Product Details: China Custom Aluminum offers shoulder socket screws in both inch and metric sizes. The screws are available in alloy and stainless steel materials. Besides the standard shoulder bolts, they also provide precision shoulder bolts.

Pros:
– Available in both inch and metric sizes
– Offered in alloy and stainless steel materials
– Precision shoulder bolts available for specific applications

Cons:
– No detailed mechanical properties or specifications provided on the webpage
– Limited information on heat treatment and hardness

8-32 Pinball Shoulder Bolt

Product Details: The 8-32 Pinball Shoulder Bolt is made from alloy steel and stainless steel. It features a blank poly shoulder on the neck. Key specifications include an 8-32 thread size and a shoulder diameter that is typically one standard size larger than the thread diameter. The bolt is designed to withstand various environmental conditions, including passing a 24-hour salt spray test.

Pros:
– Made from durable materials such as alloy steel and stainless steel
– Features a blank poly shoulder on the neck
– Resistant to corrosion, passing a 24-hour salt spray test

Cons:
– No specific cons mentioned on the webpage
– Limited information available on the webpage regarding potential drawbacks

Custom shoulder screw – CNC Machine Parts

Top-Quality Shoulder Bolt Supplier – Krui

Product Details: Ningbo Krui Hardware Product Co., Ltd. offers shoulder bolts in various sizes and lengths to cater to different assembly needs. These bolts are available in multiple finishes, including zinc, black oxide, and others. They are made from premium grade materials such as stainless steel, brass, and zinc plated steel. The bolts are renowned for their durability, strength, and reliability, and are used in a variety of industries and applications. Both standard and custom shoulder bolts are available, manufactured using state-of-the-art machinery by a team of experienced professionals.

Pros:
– High-quality and durable
– Available in various sizes, finishes, and materials
– Renowned for strength and reliability
– Used in multiple industries and applications
– Commitment to customer satisfaction
– Affordable prices

Cons:
– No specific cons mentioned on the website

Hex Head Shoulder Bolt

Product Details: Hex head shoulder bolts are fasteners with a hexagon-shaped head and an oversized unthreaded shoulder. They are designed to withstand more shear force than regular hex head cap screws. Key dimensions include shoulder diameter, head diameter, head height, shoulder length, and thread length. These bolts are available in various materials such as stainless steel, alloy steel, and mild steel. They can be used in applications requiring precise positioning and alignment, such as in machinery, engines, and as linear guides in punch-and-die or injection molding sets.

Pros:
– High shear strength due to the oversized unthreaded shoulder
– Versatile use in rotating and linear applications
– Available in various materials for different environmental conditions
– Precise positioning and alignment capabilities
– Can serve as a shaft or pivot in rotating components

Cons:
– More expensive than standard hex head cap screws
– Requires precise measurement and selection to fit specific applications
– May require special tools for installation

Comparison Table

Frequently Asked Questions (FAQs)

Frequently Asked Questions About Custom Shoulder Bolt Factories in China

What are the common materials used for custom shoulder bolts in China?

Custom shoulder bolts in China are often made from high-quality materials such as alloy steel and stainless steel. These materials provide excellent hardness, toughness, and resistance to wear and heat, making them suitable for a wide range of applications, including machinery, electronics, and automotive assemblies.

How can I ensure the quality of custom shoulder bolts from Chinese manufacturers?

To ensure the quality of custom shoulder bolts, look for manufacturers that adhere to strict quality control measures. Check for certifications like ISO 9001 and IATF 16949, and verify that the manufacturer conducts regular material inspections, process control, and sampling tests. Additionally, inspect the production facilities and request samples to test the product quality.

What are the typical specifications and customization options for shoulder bolts?

Shoulder bolts can be customized in various sizes, materials, and finishes. Common specifications include diameters ranging from M2 to M48 (or 1/32″ to 2″ in imperial measurements), lengths up to 200mm (or 8″ in imperial measurements), and different head types such as hexagon socket head, hex head, or slotted head. You can also choose from different surface treatments like black oxide coating, passive, or zinc plating.

How do I verify the credibility of a shoulder bolt supplier in China?

Verifying the credibility of a supplier involves conducting thorough background checks, inspecting their production facilities, and requesting relevant certifications. Look for suppliers with ISO accreditations and check for reviews or testimonials from other customers. You can also use platforms that verify business licenses and audit suppliers to ensure you are working with a reputable partner.

What are the benefits of purchasing custom shoulder bolts in bulk from Chinese manufacturers?

Purchasing custom shoulder bolts in bulk from Chinese manufacturers offers several benefits, including cost savings, streamlined supply chain management, and consistent product availability. Bulk orders often come with competitive pricing and personalized services tailored to your manufacturing needs. Additionally, many Chinese manufacturers can provide customized products according to your specific requirements, ensuring you get exactly what you need for your projects.