What sizes are available?

We provide hex flange cap bolts in sizes ranging from M3 to M10.

Can packaging be customized?

Yes, we offer customized packaging configurations, including neutral boxes and specific pallet labeling.

What is the minimum order quantity?

The minimum order quantity is 10,000 pieces.

DIN251 Galvanized High Strength Hexagon Socket Flange Head Machine Screw

Name: DIN251 Galvanized High Strength Hexagon Socket Flange Head Machine Screw
Brand: Ningbo Yongbiao Fastener Co., Ltd
SKU: 2141766062

Zhejiang, ChinaNingbo Yongbiao Fastener Co., Ltd

US$0.02-0.04

10,000 Pieces

Sample price:US$0.05/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

DIN251

Groove

Hexagon

Connection

Hinged Bolts

Head Style

Round

Standard

DIN, GB, ANSI, BSW, JIS, GOST

Grade

8.8

Delivery

7-20days

Payment Term

Tt 30% Deposit

Certificate

ISO9001

Packaging Details

Customization

Transport Package

Cartonboxes and Pallets

Specification

8.8

Origin

China

HS Code

7318159090

Production Capacity

500ton/Month

Key features

High Strength Material: Made from Carbon Steel or Stainless Steel with Grade 8.8/A2-70 for durability.

Wide Size Range: Available in M3 to M10 specifications to meet diverse mechanical needs.

Custom Packaging: Neutral boxes, master cartons, and pallets can be customized per client request.

Certified Quality: ISO9001 certified manufacturing ensures consistent product quality and reliability.

Competitive Pricing: Direct factory pricing offers cost-effective solutions for bulk orders.

Fast Delivery: Standard delivery time is 7-20 days, with peak season lead time of one month.

Versatile Application: Suitable for automobiles, machinery, electronics, and new energy sectors.

Flexible Payment: Accepts T/T, L/C, D/P, PayPal, and Western Union for convenient transactions.

Company profile

Importers and ExportersFast DeliveryQuality AssuranceProduction Process Visualization

Ningbo Yongbiao Fastener Co., Ltd

Zhejiang, 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: 1 Year CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.76h

AI-Powered supplier vetting

SummaryThe supplier is described as a medium-sized fastener manufacturer integrating R&D, production, and sales, with more than 50 employees, over 50 production machines, more than 10 testing machines, and four production lines. It provides OEM services for well-known brands and supports customization from samples and designs. Quality and service-management procedures are documented and followed, including finished-product inspection, supplier assessment, corrective and preventive action, and complaint handling. However, no SDK is available, and no overseas warehouses, showrooms, agents, branches, or offline trade-show participation are reported. Overseas service coverage is recorded as zero countries, while export-trade experience is represented by three experienced staff. Production quantity reconciliation is not continuously performed for every batch or production run. Financial records are identified for 2021–2023, but the provided information does not establish financial strength.

Supplier typeThe supplier operates as a fastener manufacturing enterprise integrating R&D, production, and sales. Its stated business scope also includes wholesale, motorcycle and bicycle parts, wire and cable management, instruments, pumps, household-appliance parts, and metal materials, while its primary market is listed as domestic.

After-Sales capabilityThe supplier has written and followed procedures for service assessment, corrective and preventive actions, and customer complaints. However, it reports no overseas warehouse, showroom, agent, branch, or offline trade-show capability, and overseas service coverage is recorded as zero countries, limiting evidence of strong international after-sales support.

Production capacityThe supplier reports four production lines, more than 50 production machines, more than 10 testing machines, over 50 employees, and screw output of 4,000 tons. Finished-product inspection instructions are uniformly followed, but continuous quantity reconciliation for each batch or production run is not performed.

Customization capabilityThe supplier explicitly supports customization from samples and designs and provides OEM services for well-known brands. These capabilities directly support customer-specific product development and manufacturing.