What materials are used for these nails?

The nails are made from Low Carbon Steel, specifically grades Q195 and Q235.

What are the common applications for these nails?

They are widely used for jointing wood, roof boards, roofing sheets, and tightening wood or iron sheets.

Galvanised Round Spiral Shank Roofing Nail with Washer

Name: Galvanised Round Spiral Shank Roofing Nail with Washer
Brand: QINGDAO ZONGYU INDUSTRY AND TRADE CO., LTD.
SKU: 707956642

Shandong, ChinaQINGDAO ZONGYU INDUSTRY AND TRADE CO., LTD.

US$650.00

5-24 Tons

US$590.00

25+ Tons

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Type

Roofing Nail

Material

Low Carbon Steel

Model NO.

4mmx60mm 4mmx75mm

Head Style

Oval Head,Flat Head

Shank

Twisted

Size

4mmx60mm 4mmx75mm

Finish

Galvanized/Hot Dipped/Colorful Plating/Red/Blue

Transport Package

Standard Export Package

Specification

SGS

Trademark

Origin

Qingdao, China

HS Code

73170000

Production Capacity

1000ton/Month

Key features

Customizable Surface Finish: Options include Galvanized, Hot Dipped, Colorful Plating, Red, and Blue finishes.

Versatile Shank Design: Features twisted or spiral screw shanks for enhanced grip and holding power.

Multiple Head Styles: Available in Oval Head and Flat Head configurations to suit different needs.

OEM/ODM Support: Full customization services available from designs or samples.

Wide Size Range: Sizes from 38.1mm to 76.2mm length with various BWG diameters.

High-Quality Material: Made from Low Carbon Steel (Q195, Q235) for durability and strength.

Flexible Packing: Packing methods can be customized according to your specific request.

Professional Manufacturer: Established in 2017 with 8 production lines and 3 QA/QC inspectors.

Company profile

Importers and ExportersHigh Repeat Buyers ChoicePatents AwardedNational Award received

QINGDAO ZONGYU INDUSTRY AND TRADE CO., LTD.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 5 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.16h

AI-Powered supplier vetting

SummaryThe supplier, Qingdao Zongyu, has a comprehensive business scope including sales of various products and import/export activities. They have been operating for over 20 years and are ISO certified. Despite not having overseas warehouses or agents, they have participated in international trade shows such as the Canton Fair. Their production capability is robust, with significant output across multiple nail types. However, their after-sales service procedures lack documentation, and their financial capacity and overseas service capabilities remain unclear.

Supplier typeThe supplier is involved in sales of mechanical equipment, metal products, automotive parts, and import/export activities. They have joined the Sino-African Chamber of Commerce and have been in operation for over 20 years.

CertificationsThe supplier holds ISO 9001, 14001, and 18001 certifications, indicating compliance with international quality, environmental, and occupational health standards.

After-Sales capabilityThe supplier has procedures to handle customer complaints but lacks written documentation for corrective actions and service capability assessments.

R&D capabilityThe supplier has OEM capabilities, has won one internationally recognized design award, and offers SDK for R&D, indicating some level of innovation.

Production capacityThe supplier operates 8 production lines with an annual output between US$10 Million - US$50 Million, indicating strong production capability.

Customization capabilityThe supplier offers OEM services for popular brands, demonstrating customization capabilities.

Client casesThe supplier has established business relations in Europe, America, Southeast Asia, and Africa, suggesting a broad customer base.