What are your payment terms?

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

What is your packing method?

Standard packing is 20-25kg per carton, with 36 or 48 cartons per pallet (approx. 900kg). We can also produce customer logos on cartons or customize packaging according to requests.

Do you accept small orders?

Yes, we accept any order size. We keep stock for various bolts and nuts and can produce fast for other items.

ASTM J995 Hex Nuts Black Surface Treatment

Name: ASTM J995 Hex Nuts Black Surface Treatment
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2110740415

Zhejiang, ChinaNingbo Steel Bolt Co., Ltd

US$0.10

1,000 pieces

Product profile

Customization

Available

Material

Steel

Product Name

Hex Nut

Model NO.

ASTM J995

Measurement System

Metric

Finish

Zinc Plated, Black Oxide

Application

Industry

Surface Treatment

Zinc Plated

Origin

China Zhejiang

Production Capacity

100000 Piece/Pieces Per Month

Key features

OEM/ODM Customization: We accept OEM and ODM services with flexible customization options from samples or designs.

Lifetime Warranty: We guarantee all products are 100% qualified and support a lifetime warranty for peace of mind.

ISO9001 Quality Control: Strict quality control from raw materials to finished products ensures high standards and reliability.

Free Samples Available: Free standard fastener samples are provided for new customers (buyer pays shipping) and old customers.

Fast Delivery Options: Stock items can be delivered within 15 days, while 1-2 container orders take 25-35 days.

MTC and Mill Certificate: Material Test Certificates and mill certificates are provided upon completion of goods for verification.

Flexible Payment Terms: We accept T/T, L/C, D/P for general orders, and PayPal/Western Union for small orders or samples.

Professional Manufacturer: Established in 2017, we are a Gold member on Made-in-China with years of fastener production experience.

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.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a manufacturer of fasteners with many years of experience in producing Bolts, Nuts, Threaded Rods, and Washers in Ningbo, China.

Q:Do you provide OEM/ODM services?

Yes, we accept OEM and ODM services to meet your specific requirements.

Q:How do you guarantee quality?

We have strict quality control from raw materials to finished products according to the ISO9001 quality management system. We guarantee all products are 100% qualified and support a lifetime warranty.

Q:Can you provide free samples?

For new customers, we provide free samples for standard fasteners, but the client pays the express charges. For old customers, we send free samples and cover the express charges ourselves.

Q:What is your delivery time?

If goods are in stock, delivery is within 15 days. For quantities of 1-2 containers, the lead time is 25-35 days.