| Standard: |
DIN,ASTM/ANSI JIS EN ISO,AS,GB |
| Coating |
Yellow/Zinc plated/blue/Black/Nickel plated ect |
| Material |
Stainless steel,Carbon steel, Brass, alloy steel ,aluminum,ect. |
| Delivery |
within 10-25 days after confirm the order |
| Packing |
1.25kgs per bag
2.25kgs per bag/carton with pallet |
| OEM/ODM |
we can provide customization service as your request |
| Sample |
Free Samples for standard fastener |
| Payment term |
30% TT in advance and 70% TT before shipment, |
Description:
Spring Nut: Spring Nuts - Core Materials
- Ordinary carbon steel: This versatile material excels in both civil and general construction settings, offering an outstanding balance between performance and cost. To ensure longevity, it requires a protective surface anti-corrosion treatment.
- High-strength carbon steel (10B21/45# steel): Enhanced through hardening heat treatment, this steel delivers remarkable tensile and torsion resistance. It's perfectly suited for industrial assembly and robust outdoor construction applications, provided it's paired with an anti-corrosion surface treatment.
- Stainless steel: Featuring popular grades such as 304 and 316, this material boasts natural resistance to corrosion and rust. Grade 304 excels in humid outdoor settings, while grade 316 is the go-to for challenging environments like coastal areas with high salt spray and chemical industries without additional anti-corrosion treatment.
Spring Nuts - Surface Treatments
- Electro-galvanizing (blue-white zinc/color zinc): Offers fundamental anti-corrosion protection, making it an ideal choice for dry, indoor environments.
- Hot-dip galvanizing: This treatment provides superior anti-corrosion and wear resistance, making it the premier option for outdoor construction and open-air engineering projects.
- Mechanical galvanizing/Dacromet: Known for its high-grade anti-corrosion capabilities and absence of hydrogen embrittlement. It's exceptionally suited for coastal areas with high salt spray, chemical industries, and high-strength conditions.
- Passivation/Polishing: Exclusive to stainless steel, this process not only enhances the corrosion stability but also improves the surface finish, eliminating the need for further anti-corrosion treatments.
Spring Nut is an essential fastener, primarily used in conjunction with bolts, screws, and more to secure and connect various mechanical equipment, components, and structures. The versatility of Spring Nut applications spans across the following fields:
1. Mechanical equipment field: From machine tools to engineering and agricultural machinery, Spring Nuts play a crucial role.
2. Automotive, Marine, aviation fields: Integral to key components such as automobile tires, engines, and aircraft engines.
3. Construction, Bridges, highways, rail transit, and more: Critical for connection structures and railway track fixtures.
4. Power, communication, instrumentation fields: From power towers to CNC machine tools, Spring Nuts provide essential support. 5. Steel, petrochemical, mining, metallurgy, and beyond: From mining machinery to metallurgical equipment, the Spring Nut is indispensable.
The versatility of nuts makes them a staple across countless engineering and industrial domains. They are essential fasteners, whose significance in ensuring the integrity of mechanical systems is undeniable.
Company Profile


Xi'an Viber Exp & Imp Co., Ltd.
Xi'an Viber Import & Export Co., Ltd, strategically positioned in the historic city of Xi'an, Shaanxi, serves as the gateway to the iconic Silk Road Belt and Road. This prime location offers unparalleled transportation convenience, significantly enhancing our global reach.
As a premier and leading professional fasteners manufacturer and supplier, we proudly own our production facilities, dedicating ourselves to delivering exceptional, high-quality products and bespoke services to our esteemed global clientele. With over a decade of rich experience in the fasteners industry, we stand at the forefront of innovation and quality.
Our product line includes non-standard parts, fasteners, precision stamping parts, and tailor-made machined components. We have established strong, lasting business relationships with discerning customers across North America, Europe, Australia, and Asia. Our steadfast operational philosophy, founded on sincerity, devotion, creativity, and innovation, drives us to pursue a quality and profit-focused development path guided by scientific management principles.
Equipped with ISO testing reports, a highly skilled QC team, comprehensive business certifications, and both import and export accreditations, we boast robust production technology and extensive OEM experience that propel us to meet diverse market demands efficiently and effectively.


FAQ
1.Who are we?
Viber is manufacturer and international trade company in the fasteners industry, offering integrated services encompassing design, development, production, sales, and after-sales support. Specializing in the manufacturing of screws, anchors, bolts, nuts, and related accessories.
2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.What can you buy from us?
Fastener/screws , bolts, nuts and washers,catering to diverse industry needs and we provide extensive OEM/ODM support
4. Why should you buy from us not from other suppliers?
Viber is a professional manufacturer specializing in research, development, manufacture, and servicing of solar mounting systems. we have professionally designed products to handle all systems as well as to ship goods in a timelymanner.
5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDU,Express Delivery;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Language Spoken:English,Chinese,Bengalese,Korean,Japanese,Arabic,French,Russian,,Spanish,
6.What is your payment method?
30% value of T/T in advance and other 70% balance on B/L copy. For small order less than 1000USD, would suggest you pay 100% in advance to reduce the bank charges.
7.Do you support customization?
Yes, we can produce according to drawing or sample.