What is the warranty policy?

We provide lifetime warranty support ensuring 100% qualified products.

Can the packaging be customized?

Yes, we offer options for customized logos or cartons based on customer requests.

Structural Steel Connection Bolts En14399-3 and 4

Name: Structural Steel Connection Bolts En14399-3 and 4
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2121468665

Zhejiang, ChinaNingbo Steel Bolt Co., Ltd

US$0.10-1.00

1,000 Pieces

Product profile

Customization

Available

Material

Steel

Type

Hexagon Head

Model NO.

EN14399

Head Style

Hexagonal

Application

Machinery, Chemical Industry, Environmental, Building, Industry

Finish

Plain

Packing

Cartons+Plastic Bags

Head Type

Hexagon Head

Surface Treatment

Black Oxide

Origin

Zhejiang, China

Production Capacity

100000 Piece/Pieces Per Month

Key features

Lifetime Warranty Coverage: Covers all mechanical defects with free parts and labor for the machine's entire life.

ISO9001 Certified Quality: Strict quality control processes from raw materials to finished products ensuring 100% qualified items.

Free Samples for New Clients: New customers receive free standard fastener samples with express charges covered by the client.

Flexible Customization Options: Offers full, minor, and flexible customization from samples or designs.

Fast Stock Delivery: Stock items can be delivered within 15 days for quick turnaround.

MTC and Mill Certificates: Quality Control team inspects every link and provides MTC and mill certificates upon completion.

OEM/ODM Services Available: Accepts OEM and ODM services with customization from samples and designs.

Multiple Payment Methods: Accepts T/T, L/C, D/P, PayPal, and Western Union for various order sizes.

Company profile

High Repeat Buyers Choice

Ningbo Steel Bolt 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, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier and operates as a combined company involved in producing and selling fasteners, hardware products, auto parts, and oil pipeline fittings. It supports extensive product customization, including samples, designs, full customization, minor customization, and flexible customization. The supplier reports two production lines and one presence in a main export market, with an average lead time of one month in both peak and off-season periods. However, it lacks 3D software design services, SDK availability, in-stock capacity, overseas warehouses, overseas agents or branches, and offline trade-show participation. Finished products are checked by packing staff, while no written procedures or records are used for assessing service capability. The provided information does not establish certifications, financial strength, after-sales performance, or customer case history.

Supplier typeThe supplier is explicitly identified as a professional technical supplier. It is a combined company whose stated business scope includes production and sales of fasteners, hardware products, auto parts, and oil pipeline fittings, as well as related import and export activities.

R&D capabilityThe supplier is identified as having professional technical research and development capability, and it offers multiple forms of customization. However, it explicitly does not provide 3D software design services and has no available SDK, so the evidence supports technical customization but not broader digital or software innovation capability.

Production capacityThe supplier reports two production lines, one-month average lead times in both peak and off-season, and six years of exporting experience. Countervailing controls are limited: finished products are checked by packing staff, there is no continuous quantity reconciliation for each batch or production run, no outsourcing SOP, no valid manufacturing-capacity contract with related subcontractors, and no in-stock capacity.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad product-design and modification capability, although 3D software design services are not available.