How is quality controlled?

Ningbo Bolt ensures quality by having QC inspectors oversee every production link for each batch of goods. Additionally, Material Test Certificates (MTC) and mill certificates are provided upon completion of the goods.

Industrial Strength Bolts ASTM A307 Grade B

Name: Industrial Strength Bolts ASTM A307 Grade B
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2109570335

Zhejiang, ChinaNingbo Steel Bolt Co., Ltd

US$1.50

10,000 pieces

Product profile

Customization

Available

Material

Steel

Type

Hexagon Head

Model NO.

ASTM A307

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, JIS, GOST

Grade

10.9

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Zinc, Plain

Cheap

Best

Transport Package

Paper Box

Specification

100

Trademark

Origin

Zhejiang, China

Production Capacity

100000 Piece/Pieces Per Month

Key features

Diverse Standard Compliance: Meets DIN, ANSI, JIS, and GOST standards for global compatibility.

High Grade Strength: ASTM A307 Grade B steel with 10.9 grade rating for industrial use.

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

Strict Quality Control: ISO9001 certified with QC inspectors overseeing every production link.

Lifetime Warranty: Backed by a lifetime warranty covering all mechanical defects.

Certified Materials: Includes Material Test Certificates (MTC) and mill certificates.

Manufacturer Direct: Direct sales from Ningbo Steel Bolt Co., Ltd with 6 years export experience.

Competitive Pricing: High-quality products offered at competitive market prices.

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 you a manufacturer or trading company?

The Ningbo Steel Bolt Co., Ltd is a manufacturer of fasteners with extensive experience in producing Bolts, Nuts, Threaded Rods, and Washers in Ningbo, China.

Q:Are OEM/ODM services provided?

Yes, Ningbo Bolt accepts OEM/ODM orders.

Q:How is quality guaranteed?

Ningbo Bolt adheres to strict quality control measures following the ISO9001 quality management system, ensuring that all products are 100% qualified and backed by a lifetime warranty.

Q:How can trust be established?

Ningbo Steel Bolt Co., Ltd is a reputable fasteners factory in China, with years of experience and recognition as a Gold member on *** and Made in China. Orders can be placed directly through *** for added security.

Q:What about pricing?

Ningbo Bolt offers high-quality products at competitive prices. Simply inquire for a quote, and Ningbo Bolt will promptly provide pricing information.