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ISO9001 Certified Manufacturer of High-Strength Spring Pins, Slotted Pins, Coiled Pins, Dowel Pins, and Industrial Washers. Engineered for Durability, Precision, and Corrosion Resistance.
Anhui Paiensi Metallic Products Co., Ltd, located in the scenic east of Anhui Province, China, has been a leading manufacturer of precision metal fasteners since 2011. We specialize in high-performance spring roll pins, slotted pins, coiled pins, dowel pins, and industrial washers for global industrial applications.
Our products are engineered to meet international standards including ISO, DIN, ASME, JIS, and ANSI. With strict quality control and advanced production technology, we deliver reliable, durable, and corrosion-resistant fastening solutions trusted by automotive, machinery, aerospace, and engineering sectors worldwide.
High-precision, industrial-grade fasteners manufactured to ISO, DIN, ASME, and JIS standards. Available in carbon steel, stainless steel, and specialized alloys with various surface treatments.
DIN1481, Phosphate, 16mm x 50mm, 65Mn Carbon Steel
M10 x 40mm, 316 Stainless Steel, DIN1481
12x18x0.2mm, Flat Axial Force Washer
M22, Zinc Dacromet, Standard Knurling
DIN 7, M8, Stainless Steel, Ground Finish
M40 x 120mm, Elastic Cylinder Pin, ISO8752
12mm x 28mm, 65Mn, Zinc Coated, Light Duty
M4 x 16mm, Black Phosphated, ISO9001
M18, Inconel, Belleville Type, Anti-Loosening
M10, Ground Hollow, Alignment Pin
3mm x 10mm, Black Spiral, DIN 7344
SN 70093, M4, Stainless Steel, Zinc Coated
Reliable Quality, Global Standards, and Engineering Excellence
Rigorous quality control systems ensure every product meets international standards for performance and reliability.
State-of-the-art production lines with CNC machining, cold forming, and precision grinding for consistent quality.
Custom design, tooling, and packaging solutions tailored to your specific engineering and branding requirements.
Trusted by customers in over 50 countries with efficient logistics and multilingual support.
Founded
Countries Served
Quality Certified
Custom Designs
Our spring pins are manufactured from high-quality carbon steel (65Mn), stainless steel (304, 316, 18-8), and alloy steels. Material selection depends on application requirements including strength, corrosion resistance, and temperature.
Yes, we provide full OEM/ODM services. Our engineering team can develop custom spring pins, washers, and dowel pins to your exact drawings, dimensions, and performance requirements.
We offer black phosphating, zinc plating, Dacromet coating, passivation, and plain finishes. Surface treatments enhance corrosion resistance and appearance based on your application environment.
Our products meet ISO, DIN, ASME, JIS, ANSI, and NFE standards including ISO 8752, DIN 1481, ISO 2338, DIN 7, and more. All products are manufactured under ISO9001 quality management system.
MOQ is negotiable based on product type, material, and customization. We accommodate both large industrial orders and smaller trial batches for evaluation.
Contact our sales team for product inquiries, custom solutions, or technical support.
Email: [email protected]
Phone: 86--13966221556
Visit Official Website to ContactFor fastest response, please visit our official website and submit your inquiry directly.
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