Does the company provide quality test reports?

Yes, we provide detailed order-specific test reports on tensile strength and torque, along with salt spray tests to guarantee rust resistance and zinc plating thickness.

What is the monthly production capacity?

We can produce over 500 tons for anchor bolts and 1000 tons for socket screws monthly.

China Factory Customized DIN928 Round Square Spot Weld Nut

Name: China Factory Customized DIN928 Round Square Spot Weld Nut
Brand: Dongguan VG Fasteners Co., Ltd.
SKU: 2095775155

Guangdong, ChinaDongguan VG Fasteners Co., Ltd.

US$0.01

50,000 Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel, Alloy Steel, Stainless Steel

Type

Square Head

Model NO.

DIN928

Connection

Common Bolt

Head Style

Square

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Application

Heavy Industry, Retail Industry, General Industry,

Keyword

Nuts

Product Name

Square Weld Nuts

Finish

Zinc Plated, Black Oxide, Galvanized, Passivated,

Surface Treatment

Zinc/Nickel/Tin/AG-Plated/Au-Plated,etc.

Certificate

IATF16949 2016;I So9001 2015; RoHS;Reach

Transport Package

1. Small Boxes Into Outer Carton 2. Bulk Packaging

Specification

M4-M16

Trademark

Vigor

Origin

China

HS Code

731815

Production Capacity

1000 Tons Per Month

Key features

Customizable Materials: Available in Carbon Steel, Alloy Steel, and Stainless Steel (SS201, SS304, SS316).

Various Surface Treatments: Options include Zinc Plated, Black Oxide, Galvanized, Passivated, and more.

Strict Quality Control: ISO 9001 certified with detailed order-specific test reports and salt spray tests.

High Monthly Capacity: Production capacity exceeds 500 tons for anchor bolts and 1000 tons for socket screws.

OEM/ODM Services: Supports customized fastener orders with professional engineering and manufacturing.

14-Year Industry Experience: Founder has over 14 years of experience providing professional fastener solutions.

Free Sample Service: Free samples provided within seven days for evaluation and approval.

Comprehensive Product Range: Offers anchors, bolts, screws, nuts, and various hand tools and driver bits.

Company profile

High Repeat Buyers ChoiceExhibition Experience

Dongguan VG Fasteners Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableAverage Response Time: ≤1.50h

AI-Powered supplier vetting

SummaryDongguan VG Fasteners Co., Ltd. is identified as both a trading company and manufacturer/factory in China, offering anchors, screws, nuts, thread rods, and related fasteners. It reports ISO 9001 and ISO 14000 management-system certifications, professional R&D capability, 3D software design, and multiple customization modes. Stated production capacity includes 12,000 tons of socket screw items and 6,000 tons of anchor bolts annually. The supplier has self-operated import/export rights and reports that 90% of total sales come from exports. However, SDK availability is explicitly absent, while after-sales capability, customer cases, raw-material traceability, and several sustainability controls are not evidenced. Financial information is represented only by years rather than performance metrics, so financial credibility cannot be assessed from the provided data. The SGS audit record is dated April 24, 2024 to April 23, 2025, with an evaluation result of 0; the meaning of that result is not defined in the...

Supplier typeThe supplier is described as a Limited Company and as both a Trading Company and Manufacturer/Factory. Its stated scope covers fastener sales, hardware, metal products, mechanical parts, tools, plastics, molds, and related goods, indicating a combined trading and manufacturing business model.

CertificationsThe supplier reports holding ISO 9001 and ISO 14000 management-system certifications. These certifications provide explicit evidence of formal quality and environmental management systems, although no certificate numbers, issuing bodies, or validity dates are provided.

R&D capabilityThe supplier is explicitly identified as a professional technical supplier, reports 3D software design services, and has 6–10 years of total R&D engineer experience. However, it reports no available SDK, limiting evidence of software-development integration capability.

Production capacityThe supplier reports annual productivity of 12,000 tons for socket screw items and 6,000 tons for anchor bolts, and also identifies itself as a manufacturer/factory. These stated capacities support a positive assessment of production capability, although broader capacity utilization and facility details are not provided.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization coverage for its offered products.

Product Q&A

Q:How can I get a quotation?

Kindly provide your details request (item No, style, logo, size, material, surface treatment, quantity etc.). The more detailed the better. Leave us an inquiry or email, and we will respond promptly!

Q:How to get a free sample?

We recommend you work with T/T, PayPal, Western Union. All are available.

Q:When can I expect the customized product to be finished?

Sample: 7-10 working days (Standard). Bulk order: 20-25 working days (Standard). If you have any other questions, please feel free to contact us!

Q:What materials are available for the DIN928 Round Square Spot Weld Nut?

Available materials include Carbon Steel, Alloy Steel, and Stainless Steel (SS201, SS304, SS316).

Q:What surface treatments are offered?

Options include Zinc (Yellow, White, Black), Hot Dip Galvanized (HDG), Black Oxide, Geomet, Dacroment, anodization, Nickel plated, and Zinc-Nickel plated.