Fastener Fittings

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About Us

Fujian Fastener Fittings Products manufacture Co., Ltd. We are a professional enterprise engaged in the production and sales of industrial fastener products. With our competitive advantages, rich professional knowledge and experience, and high-quality after-sales service, we provide professional support and related technical support for new and old customers. Our supply scope includes national/German/American/British/Japanese and international standards; The materials include stainless steel 302/304/316, carbon steel 4.8/8.8/10.9/12.9 grade high-strength screws; Products include hexagonal wrenches/set screws/bolts/nuts/washers/teeth/self tapping screws/ Our goal is to provide one-stop supply services for fastener products to customers. The company has always adhered to the concept of quality first to provide professional, standard, and fast services to customers!

Looking forward to the future, we will accelerate the pace of reform in product design, manufacturing intelligence, sales and brand management, human resources, and corporate culture construction, comply with the needs of the times, continuously innovate and provide competitive fastener solutions and services, and strive to continuously create great value for customers.

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New Products

90 Elbow Bsp Thread Adjustable Stud Ends with O-Ring Sealing

90 Elbow Bsp Thread Adjustable Stud Ends with O-Ring Sealing

Carbon Steel Electric Mechanical Wrench U Bending Bolt

Carbon Steel Electric Mechanical Wrench U Bending Bolt

Wn 4

Wn 4" 900 Lbs Rtj Sch-160 flange, Uni 2281 flange

JIS B2220 5k 10k 16k Flange, Slip on Flange, B16.5 Flanges

JIS B2220 5k 10k 16k Flange, Slip on Flange, B16.5 Flanges

Uni 6092 Pn10 Uni 6093 Pn16 Blind Flange

Uni 6092 Pn10 Uni 6093 Pn16 Blind Flange

Aluminum B247 5052 Socket Weld Flange

Aluminum B247 5052 Socket Weld Flange

Aluminum B247 B211 7075 Flange Weld Neck Flange

Aluminum B247 B211 7075 Flange Weld Neck Flange

Aluminum ASTM B247 210 B221 6063 Weld Neck Flange

Aluminum ASTM B247 210 B221 6063 Weld Neck Flange

News

  • What Bolt Torque Is Required for a Carbon Steel High Pressure Flange Connection
  • What Makes Chemical Anchor the Strongest Solution for Modern Fixings?
  • How to Choose the Right Pneumatic Bits for Screwdriver Based on Hardness and Shank Type
  • Can You Reuse a DIN127 Spring Lock Washer Without Compromising Its Clamping Force
  • What Makes Body Casing and Fittings Essential in Modern Industrial Applications?
  • What Size Thread Is Most Common for Angled Grease Fittings on Heavy Trucks
  • What Makes Aluminum Rivet Button Nail Essential in Modern Garment and Industrial Applications?
  • What Is the Torque Specification for 100A Box Type Lugs with Double Screw Installation

  • What Bolt Torque Is Required for a Carbon Steel High Pressure Flange Connection

    Proper bolt torque is not a number pulled from a chart—it is a calculated engineering decision. For any Carbon Steel High Pressure Flange, incorrect torque leads to gasket leakage, bolt fatigue, or flange face damage. This guide provides the torque calculation methodology, practical tables, and answers to the most asked questions about Carbon Steel High Pressure Flange bolting, with reference to industry practices trusted by Longan engineering team.

  • What Makes Chemical Anchor the Strongest Solution for Modern Fixings?

    ​In modern construction and industrial installation, stability, safety, and long-term durability are always the top priorities. Among various fastening technologies, the Chemical Anchor has emerged as one of the most reliable solutions for securing heavy loads into concrete, masonry, and stone substrates. Unlike traditional mechanical expansion anchors, chemical anchoring systems rely on high-strength resin bonding technology that creates a chemical bond between the threaded rod or rebar and the base material.

  • How to Choose the Right Pneumatic Bits for Screwdriver Based on Hardness and Shank Type

    Selecting the correct Pneumatic Bits for Screwdriver is not a one-size-fits-all decision. In high-volume assembly lines, automotive repair shops, and aerospace manufacturing, the wrong bit can strip screws, damage workpieces, or halt production entirely. The two most critical technical factors—hardness and shank type—determine performance, safety, and cost-per-drive.

  • Can You Reuse a DIN127 Spring Lock Washer Without Compromising Its Clamping Force

    When maintenance crews disassemble bolted joints, the question always surfaces: should they discard the used DIN127 Spring Lock Washer or simply put it back in service? At Gangtong Zheli, we receive this inquiry weekly from field engineers and quality inspectors. The short answer is technically yes, but practically rarely. To give a definitive, data-backed reply, we must examine material behaviour, load cycles, and permanent set – because the clamping force of a DIN127 Spring Lock Washer depends entirely on its elastic recovery, not its static shape.

  • What Makes Body Casing and Fittings Essential in Modern Industrial Applications?

    ​In today's industrial manufacturing and engineering sectors, components such as Body Casing and Fittings play a critical role in ensuring system stability, operational safety, and long-term performance. Whether used in machinery, hydraulic systems, pipeline structures, or mechanical assemblies, these components act as the structural and functional backbone that connects, protects, and stabilizes complex equipment. For companies like Ningbo Yinzhou Kuangda Trading Co., Ltd., providing high-quality Body Casing and Fittings is not just about supplying parts—it is about delivering reliability, durability, and engineering confidence to global customers.

  • What Size Thread Is Most Common for Angled Grease Fittings on Heavy Trucks

    If you have ever wrestled with a grease gun in a cramped driveshaft or suspension pivot point on a Class 8 tractor, you already know that angled grease fittings—often called bent grease fittings—are both a lifesaver and a puzzle. The most common thread size for angled grease fittings on heavy trucks is 1/8‑inch NPT (National Pipe Taper) in North American fleets, followed closely by M10×1.0 metric on European and newer domestic platforms. However, thread pitch, seal type, and fitting style (straight, 45°, or 90°) vary by application.

  • What Makes Aluminum Rivet Button Nail Essential in Modern Garment and Industrial Applications?

    ​Aluminum Rivet Button Nail has become an increasingly important fastening component in both the apparel industry and light industrial manufacturing. Known for its lightweight structure, corrosion resistance, and decorative functionality, it is widely used in jeans, jackets, bags, leather goods, shoes, and even certain hardware assemblies. As global demand for durable yet aesthetic fastening solutions continues to grow, suppliers like Zhejiang Ruihexuan Import and Export Co., Ltd. are focusing on delivering high-quality Aluminum Rivet Button Nail products that meet international standards.

  • What Is the Torque Specification for 100A Box Type Lugs with Double Screw Installation

    Proper torque application is one of the most overlooked yet critical factors in electrical terminations. When installing 100A Box Type Lugs with Double Screw, the torque specification directly determines connection reliability, thermal performance, and long-term safety. For electricians, panel builders, and maintenance engineers, understanding the exact torque value—and why it matters—separates a professional installation from a potential failure point.

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