What quality certifications do you have?

Our facilities are ISO 9001:2000 certified with strict in-house QC measures.

Do you support OEM and ODM orders?

Yes, we support both OEM and ODM orders to complete your specific requirements.

Hex Slotted Nut Castle Jam Nut DIN935 Black Oxide Hexagon Slotted and Castle Nuts Carbon Steel

Name: Hex Slotted Nut Castle Jam Nut DIN935 Black Oxide Hexagon Slotted and Castle Nuts Carbon Steel
Brand: Dongguan VG Fasteners Co., Ltd.
SKU: 1911463845

Guangdong, ChinaDongguan VG Fasteners Co., Ltd.

US$0.02

10,000-49,999 Pieces

US$0.011

50,000+ Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel, Alloy Steel, Stainless Steel

Type

Hexagon Head

Model NO.

DIN935

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Grade

Grade: 4,6,8,10

Alloy Steel Nut

Brass Nut

High Tensile Nut

High Strength Nut

Transport Package

1. Small Boxes Into Outer Carton 2. Bulk Packaging

Specification

M20-M60

Trademark

Origin

China

HS Code

731816

Production Capacity

1000 Tons Per Month

Key features

Wide Material Selection: Available in Carbon Steel, Alloy Steel, Stainless Steel (SS201/304/316), and Brass.

Multiple Finishing Options: Zinc (Yellow/White/Black), Hot Dip Galvanized, Black Oxide, Geomet, Dacroment, and Nickel Plated.

Comprehensive Grade Coverage: Covers DIN 8.8/10.9/12.9, SAE Grade 5/8/20, and ASTM A563 standards.

Customized Manufacturing: Cold forging for M16-M24, hot forging for M24-M100, and CNC machining for custom fasteners.

Strict Quality Control: ISO 9001:2000 certified with tensile strength, torque, and salt spray testing reports.

High Monthly Capacity: Over 500 tons of anchor bolts and 1000 tons of socket screws produced monthly.

OEM/ODM Services: Full OEM and ODM services available for order-specific requirements.

Fast Sample Delivery: Free samples shipped within seven days upon request.

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: ≤1.77h

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.