What payment terms do you accept?

We accept T/T, L/C, and D/P for general orders, and PayPal and Western Union for small or sample orders.

Is quality inspection provided?

Yes, our QC team inspects every production link. We provide Material Test Certificates (MTC) and mill certificates upon completion.

What is the standard packaging?

Standard packaging is 20-25kg per carton, with customized packaging options available upon request.

Industrial Carbon Steel Hex Nuts

Name: Industrial Carbon Steel Hex Nuts
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2116347525

Zhejiang, ChinaNingbo Steel Bolt Co., Ltd

US$0.10-1.00

1,000 Pieces

Product profile

Customization

Available

Material

Steel

Standard

ASTM

Model NO.

A194

Grade

4 6 8

System of Measurement

Metric

Product Name

Hex Nut

Measurement System

Metric

Finish

Zinc/Black Plated/HDG

Application

General Industry

Origin

Zhejiang, China

Production Capacity

100000 Piece/Pieces Per Month

Key features

Lifetime Warranty: 100% qualified products with lifetime warranty support under ISO9001.

OEM/ODM Service: Full customization from samples, designs, or minor adjustments available.

Fast Delivery: Stocked items delivered within 15 days; larger orders in 25-35 days.

Free Samples: New customers get free samples (client pays shipping); old customers get free shipping.

Flexible MOQ: Accepts orders of any size with quick production capabilities.

Quality Assurance: Strict QC with MTC and mill certificates provided for every batch.

Competitive Pricing: High-quality industrial fasteners at competitive factory-direct prices.

Secure Payment: Supports T/T, L/C, D/P, PayPal, and Western Union for secure transactions.

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: ≤15h

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.

Product Q&A

Q:Are OEM and ODM services available?

Yes, we offer comprehensive OEM/ODM services including customization from samples, designs, and flexible minor adjustments.

Q:What is the warranty policy?

We provide a lifetime warranty support for all products, ensuring 100% qualification under strict ISO9001 quality control measures.

Q:What are the delivery times?

Stocked items can be delivered within 15 days. For larger quantities, production takes 25-35 days.

Q:Do you provide free samples?

Yes. New customers receive free standard fastener samples (client covers express charges). Old customers receive free samples with shipping covered by us.

Q:What is the Minimum Order Quantity (MOQ)?

We accept orders of any size, allowing for flexible purchasing without strict minimum quantity requirements.

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Industrial Carbon Steel Hex Nuts