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

  • Are Cross Recessed Countersunk Head Self-Tapping Screws Stronger Than Standard Phillips Flat Head Wood Screws
  • Why Does a Stainless Steel Weld Neck Flange Require a Scheduled Pipe Match for Proper Fit-Up
  • Can You Use a Flat Raised Face Flange with an RTJ Gasket Instead of a Spiral Wound One
  • What makes custom precision CNC Fixing Bracket essential for modern manufacturing?
  • Can a DIN7504P Phillips Countersunk Flat Head Self Drilling Screw drill through 10-gauge steel without pre-drilling
  • What Are Metal Filter Housings and Their Industrial Applications?
  • Is the 87611-SAE Flange 6000 PSI Cone 62 Compatible with Stainless Steel Tube Fittings
  • Can a Smart Screwdriver Nozzle Detect Screw Depth and Stop Automatically

  • Are Cross Recessed Countersunk Head Self-Tapping Screws Stronger Than Standard Phillips Flat Head Wood Screws

    When selecting fasteners for woodworking or construction, engineers and carpenters often debate whether Cross Recessed Countersunk Head Self-Tapping Screws offer superior strength compared to standard Phillips flat head wood screws. This question is not merely academic—it affects joint integrity, material compatibility, and long-term durability. At SIGNALORIGIN, we have conducted extensive comparative testing to provide clarity on this critical fastener decision.

  • Why Does a Stainless Steel Weld Neck Flange Require a Scheduled Pipe Match for Proper Fit-Up

    In the world of industrial piping, the Stainless Steel Weld Neck Flange is widely regarded as the gold standard for high-integrity connections. However, even the finest Stainless Steel Weld Neck Flange will fail prematurely if it is not matched with the correct pipe schedule. At HengDi, we have witnessed countless field failures caused by ignoring this fundamental rule. This blog explains why schedule matching is non-negotiable for proper fit-up, backed by engineering principles and practical shop-floor experience.

  • Can You Use a Flat Raised Face Flange with an RTJ Gasket Instead of a Spiral Wound One

    In the world of industrial piping, the selection of gaskets and flange faces is not a matter of preference—it is a matter of engineering integrity. The flat raised face flange (often abbreviated as flat RF flange) is one of the most common connection types in petrochemical, power, and water treatment systems.

  • What makes custom precision CNC Fixing Bracket essential for modern manufacturing?

    ​In modern industrial production, precision, repeatability, and structural stability are no longer optional—they are fundamental requirements. A custom precision CNC Fixing Bracket plays a crucial role in achieving these goals by providing accurate alignment, stable support, and long-term durability for mechanical assemblies. As industries such as automotive, aerospace, robotics, and automation continue to evolve, the demand for high-quality CNC-machined fixing solutions has increased significantly. Companies like Hangzhou Grand Import And Export Co., Ltd. are actively contributing to this demand by delivering tailored engineering solutions that meet strict technical standards.

  • Can a DIN7504P Phillips Countersunk Flat Head Self Drilling Screw drill through 10-gauge steel without pre-drilling

    In sheet metal fabrication, roofing, and structural steel assembly, every extra step costs time and money. Pre-drilling has long been the standard prerequisite for screw installation, but self-drilling fasteners promise to eliminate that step. The critical question for engineers and contractors is whether a DIN7504P Phillips Countersunk Flat Head Self Drilling Screw can consistently pierce 10-gauge steel (3.4 mm thickness) without a pilot hole—and do so without compromising joint integrity.

  • What Are Metal Filter Housings and Their Industrial Applications?

    Metal Filter Housings are essential components in modern filtration systems, widely used across industries such as water treatment, petrochemical processing, food and beverage production, pharmaceuticals, and manufacturing. They are designed to securely hold filter elements while ensuring stable flow control, pressure resistance, and long service life. Compared with plastic alternatives, Metal Filter Housings offer superior durability, corrosion resistance (depending on material), and high-pressure performance, making them a preferred choice for demanding industrial environments.

  • Is the 87611-SAE Flange 6000 PSI Cone 62 Compatible with Stainless Steel Tube Fittings

    When designing high-pressure hydraulic systems, component compatibility is not a suggestion—it is a requirement. The 87611-SAE Flange 6000 PSI Cone 62 is widely recognized as a heavy-duty connection solution, but engineers frequently ask whether this flange can be safely and effectively paired with stainless steel tube fittings.

  • Can a Smart Screwdriver Nozzle Detect Screw Depth and Stop Automatically

    In precision fastening applications—from aerospace assembly to consumer electronics repair—the difference between a perfect joint and a damaged component often comes down to millimeter-level depth control. Traditional screwdrivers rely entirely on operator feel, but the emergence of Smart Screwdriver Nozzle technology promises a paradigm shift.

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