Excellent Technology, Fastening the Future

Full-Link Technical Services for the Screw Industry

Design Optimization

Provide screw design optimization in terms of size, material, and structure to meet the specific needs of different industries, ensuring perfect fit with application scenarios.

Production Process Improvement

Assist in optimizing production processes to improve manufacturing efficiency, reduce energy consumption and scrap rates, and achieve stable, efficient, and low-cost production.

Quality Control & Inspection

Cover full-process quality inspection from raw materials and production to finished products, ensuring every screw meets industry standards.

Technical Training

Offer systematic technical training covering design, production, and inspection, helping customer teams quickly enhance their professional skills.

After-Sales Service

Provide timely product maintenance, troubleshooting, repair, and replacement services to ensure continuous and stable production operations for customers.

Customized Services

Tailor screw products and services according to special application scenarios or non-standard requirements, meeting personalized and differentiated customer needs.

Our products

recommend

U Bolt

U Bolt

U bolts are used as framing fasteners and anchors for foundations and roofs, pipe and conduit holders and bolts for motor and engine shaft components.

Carriage Bolt

Carriage Bolt

Carriage bolts (round head with a square neck) are commonly used in wood connections. The square neck under the round head will seat into the hole in the wood to prevent the head from turning.

Wing Bolt

Wing Bolt

Wing Bolts, or Wing Screws, featured elongated ‘wings’ that are designed to be easily operated by hand. They can be used with Wing Nuts to create an exceptional fastening that can be adjusted from various positions.

Flange Bolt

Flange Bolt

Flange Bolts are named by the ridge or skirt around the bolt head. A flange bolt is designed to provide the holding power as if a washer was installed. The skirt acts as a distributor of the entire clamping load. Flange bolts help make jobs easier and faster with their multi-feature function.

Stainless steel internal hex screws

Stainless steel internal hex screws

Socket screws have a hexagonal drive and are designed to be used with an allen key, which can be beneficial if the work is being done in a confined space.

Coupler Nut

Coupler Nut

Coupler nuts (also known as a rod coupling, rod coupling nut, coupling nut, or extension nut), is a threaded fastener for joining two male threads, most commonly threaded rods.

Hex Nut

Hex Nut

Hex nuts are available in ASTM A563-A and compatible with low carbon steel bolts such as ASTM A307, ASTM F1554 grade 36, SAE grade 2, and AASHTO M183. SAE grade 5 and grade 8 nuts are also available in a finished pattern.

Hex Bolt

Hex Bolt

Hex bolts can be used for many different applications that include fastening wood, steel, and other construction materials for projects such as docks, bridges, highway structures, and buildings.

Set Screw

Set Screw

Set screws are designed to secure sliding or moving components in place by fastening one object inside of the other and tightening. They have threaded inserts rather than screw grooves.

Sleeve Anchor

Sleeve Anchor

hese anchors can be used in a variety of base materials such as concrete, brick and block. The design of the fixings will determine where they can be used, with stainless steel sleeve anchors more suitable for outdoor, wet environments and zinc plated anchors for indoor, dry environments.

external hexagonal plug

external hexagonal plug

Stainless steel hex plug, 304/316 material, precision thread, good sealing, easy installation, corrosion resistant, for plumbing, hydraulic and industrial pipeline.

Square Taper Washer

Square Taper Washer

Taper Washer are square or half round, Taper washers are designed to be used on channel sections, underneath nuts with tapered flanges to enable the bolt assembly to fit square when tightened.

About Us

Jiangsu Xinrui Hardware Technology Co., Ltd. was established in 2021, focusing on the research and development, manufacturing, and sales of stainless steel, fasteners, hardware, and automotive components.

The company uses 304, 316, and 302 stainless steel, and its products comply with national, German, American, and Japanese standards, selling well both domestically and internationally.

  • High quality raw materials -304/316/302 stainless steel
  • Multi standard - National Standard/German Standard/American Standard/Japanese Standard
  • Large scale production - over 200 sets of equipment, with an annual output value of 80 million yuan
  • Service First - Professionalism, Integrity, Innovation, and Service
2021 year
Date of establishment
50 million
Total investment
200 +
Production equipment
80 million
Annual output value
Circle Decoration Circle Decoration

Our Service Process

Needs Analysis · Technical Optimization · Mass Production Delivery – Three Steps to Success

Needs Analysis & Design Optimization

One-on-one custom design with feasibility pre-evaluation for performance & manufacturability.

Process Validation & Sample Confirmation

Rapid tooling & prototyping, validation testing, then mass production upon approval.

Mass Production & On-Time Delivery

200+ equipment sets + full-process QC + after-sales support for on-time, high-quality delivery.

Quality Assurance Starts with Inspection

From raw materials to finished products,Xinrui's full-process inspection system ensures every screw meets standards for reliable, high-quality fasteners.

Torque Tester – Tests tightening torque and torsional strength.

Vickers Hardness Tester – Measures material hardness for wear resistance.

Spectrum Sorter – Identifies material composition, prevents mix-ups.

Depth Gauge – Measures thread depth and critical dimensions.

Workshop demonstration

Our Work Environment, Production Process, and Company Updates

Our Recommendation

Comments From Customers

Jack

d**********n@yahoo.com

“ The product introduction is very detailed, and I am very satisfied.“

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Parker Robert

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“ “ The product quality is very good, and the customer service personnel are also very professional. We quickly received the product. Looking forward to the next collaboration....““

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