How do you ensure product quality?

We conduct 100% inspection including functional and visual checks, with traceability of raw materials.

What are your main export markets?

Our main markets include North America, Europe, East Asia (Japan/South Korea), and domestic regions.

What is the nearest shipping port?

The nearest port is Qingdao Port.

DIN 933 and Dln 931 High Strength Bolts

Name: DIN 933 and Dln 931 High Strength Bolts
Brand: Qingdao Xinquanxi Metal Products Co., Ltd.
SKU: 1955938401

Shandong, ChinaQingdao Xinquanxi Metal Products Co., Ltd.

US$0.80-5.00

100 Pieces

Sample price:US$0.20/piece.Request sample

Product profile

Customization

Available

Material

Customizable

Type

Customizable

Model NO.

Track bolts

Connection

Customizable

Head Style

Customizable

Standard

DIN, Customizable

Grade

12.9

Condition

New

Color

Silver

Shape

Customizable

Brand

Customizable

Export Markets

Global

Business Type

Manufacturer and Trading Company

Design Team

3-5 Members

Quality

100% Inspection

OEM Service

Available

Transport Package

Woven Bags, Cartons or by Customer Requirements

Specification

1/4"-3/4"

Trademark

XQX

Origin

Qingdao Shandong China

HS Code

7326909000

Production Capacity

100000 Pieces/Month

Key features

Customizable Material: Material options are fully customizable to meet specific project requirements.

Customizable Type: Bolt types can be tailored to suit various heavy machinery applications.

Customizable Head Style: Head styles are available in customizable configurations for diverse needs.

High Strength Grade 12.9: Offers extremely high tensile and yield strength for heavy-duty operations.

Anti-Loosening Performance: Features special thread structures or washers to prevent loosening under vibration.

100% Quality Inspection: Every finished product undergoes functional and visual inspection before shipment.

OEM and ODM Services: Full customization available from samples or designs with flexible options.

Fast Lead Time: Production completed within 15 workdays regardless of peak or off-peak seasons.

Company profile

Experienced TeamRaw-Materials TraceabilityPrivate Mold

Qingdao Xinquanxi Metal Products 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, etc. CertifiedExport Year: 5 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.03h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company engaged in metal products, forgings, powder metallurgy products, mechanical components, and related processing. It demonstrates broad customization capability, reports R&D activity including new products during the past year, and provides ODM and OEM services. Manufacturing information includes three production lines, stated product outputs, and 41–50 quality control staff, although only two quality assurance and quality control inspectors are separately reported. Service procedures for supplier assessment, corrective and preventive actions, and customer complaints are documented and followed. The supplier has no overseas warehouse, showroom, agents or branches, and reports no participation in offline trade shows. Financial records are referenced for 2021–2023, but no assessment details are provided. No certifications or customer cases are explicitly documented.

Supplier typeThe supplier is classified as a combined company and operates across product sales, manufacturing, and mechanical component processing, including metal and plastic-related activities. This indicates a manufacturer-trader structure rather than a narrowly specialized entity.

After-Sales capabilityThe supplier has documented and followed procedures for handling customer complaints, corrective and preventive actions, and service-capability assessment. However, it has no overseas warehouse, showroom, overseas agents or branches, and reports zero countries served through overseas services, limiting demonstrated international after-sales infrastructure.

R&D capabilityThe supplier reports two years of total R&D engineer experience, new products during the past year, and ODM service availability. It does not have an available SDK, but SDK availability is not sufficient by itself to negate the documented product-development and ODM capabilities.

Production capacityThe supplier operates three production lines and reports production outputs for turnbuckles, eye bolts and nuts, wire rope clips, castings, and shackles. Its equipment includes blanking, CNC machining, drilling, and shot-blasting machines, while its product range covers multiple rigging categories, supporting a broad manufacturing capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated both in its R&D information and its design-services information, providing direct evidence of broad customization support.

Client casesThe supplier states that it provides OEM services for well-known brands and exports to East Asia, Europe, North America, and domestic markets. No specific customer names, project descriptions, order references, or verifiable case studies are provided, so the depth of its customer-case experience cannot be fully assessed.