What quality certifications do you have?

We follow strict quality control standards following ISO9001 and provide MTC and mill certificates.

What is the standard packaging?

Our standard packaging is 20-25kg per carton, with customization options available for logos and designs.

ASTM A193 B7 Hex Nut Bolt

Name: ASTM A193 B7 Hex Nut Bolt
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2119816105

Zhejiang, ChinaNingbo Steel Bolt Co., Ltd

US$1.00

10,000 pieces

Product profile

Customization

Available

Material

Steel

Surface Finishing

Zinc Plated

Model NO.

ASTM A193

Warranty

Packing

Cartons+Plastic Bags

Studs Type

Metric Studs B1=1.25D

Finish

Zinc

Application

Industry

Customized Support

OEM

Surface Treatment

Zinc Plated

Production Capacity

100000 Piece/Pieces Per Month

Key features

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

ISO9001 Quality Control: Strict quality control following ISO9001 standards with rigorous batch inspections.

OEM/ODM Support: Customization options available for logos and designs upon request.

Fast Delivery: Goods in stock delivered within 15 days; larger orders take 25-35 days.

Flexible Payment: Options include T/T, L/C, D/P, PayPal, and Western Union.

Free Samples: New customers get free standard samples; returning customers enjoy complimentary samples.

Certified Assurance: Provide MTC and mill certificates for every batch to ensure quality.

Competitive Pricing: Offer competitive pricing for small orders with quick production.

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: >24h

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:What is the warranty period?

We provide a lifetime warranty guarantee for all our fasteners, covering mechanical defects.

Q:Do you accept OEM or ODM orders?

Yes, we accept OEM/ODM orders and offer customization options for logos and designs.

Q:What is the lead time for delivery?

Goods in stock can be delivered within 15 days, while larger orders may take 25-35 days.

Q:What payment methods do you accept?

We offer flexible payment options including T/T, L/C, D/P, PayPal, and Western Union.

Q:Can I get free samples?

New customers can request free samples for standard fasteners, with express charges covered by the client. Returning customers enjoy complimentary samples with shipping costs covered by us.