Do you offer free samples?

Yes, we provide free samples for customers to evaluate the product quality.

What are the payment terms?

We accept T/T, L/C, West Union, PayPal, and other standard international payment methods.

What standards do these bolts meet?

Our products comply with ASTM A325, A490, A354 Gr. BC, and A307 Gr. B standards.

OEM Grade 4.8 Carbon Steel Galvanized U Shaped Bolts

Name: OEM Grade 4.8 Carbon Steel Galvanized U Shaped Bolts
Brand: Hebei Mingda International Trading Co., Ltd.
SKU: 755506125

Hebei, ChinaHebei Mingda International Trading Co., Ltd.

US$1.00

100-9,999 Pieces

US$0.05

10,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Type

Auto Fasteners

Material

Stainless Steel

Model NO.

Grade 4.8

Muffler Type

Rear Muffler

Deck

Single

Color

Passivated

Size

M3-M36

Finish

Passivated

Transport Package

Carton, Wooden Cases

Specification

SGS

Trademark

MINGDA

Origin

Hebei China

Production Capacity

300 Ton/Tons Per Month Hex Socket Bolt

Key features

Wide Size Range: Available in sizes from M3 to M36 and M6 to M52, covering 1/4' to 4' diameters.

Multiple Finish Options: Offers plain, zinc plated, hot dip galvanized, dacroment, nickel, chrome, and more.

Customizable Dimensions: Length up to 800mm or 30 feet, with custom sizes available upon request.

High Strength Grades: Meets ASTM A325, A490, A354, and A307 standards for structural and mechanical use.

Diverse Material Selection: Carbon steel, alloy steel, stainless steel, and brass options available.

Flexible Packaging: Standard export packing or customized according to customer special demand.

Free Samples: Samples provided free of charge for product evaluation and testing.

Fast Delivery: Lead time within 15 workdays for both peak and off-peak seasons.

Company profile

Experienced TeamExhibition ExperienceHigh Repeat Buyers ChoiceImporters and Exporters

Hebei Mingda International Trading Co., Ltd.

Hebei, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-10-22Nearest Port: Tianjin Port, Qingdao PortAverage Response Time: ≤24hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryHebei Mingda International Trading Co., Ltd. is a China-based limited trading company also identified as a manufacturer/factory, operating from Hebei. Its offering centers on castings, forgings, machining parts, valves, flanges, pipe fittings, and related fabricated components. The supplier reports exporting since 2007, with 90% of sales from exports and markets spanning multiple regions. Production evidence includes more than 10 production lines, stated casting outputs, 21–30 quality-control staff, and TS 16949 and ISO 9001 certifications. It describes capabilities in multiple casting processes and CNC machining, including production from customer drawings. Evidence is insufficient to assess after-sales service, financial credibility, and customer cases; innovation capability is also only partially evidenced through engineering resources and process development claims.

Supplier typeThe supplier is identified as a limited company based in Shijiazhuang, Hebei, China, with its business nature described as a trading company and its entity type also listed as Trading Company, Manufacturer/Factory. Its product and factory-related information supports a combined trading and manufacturing profile.

CertificationsThe supplier reports holding TS 16949 and ISO 9001 management-system certifications. These are explicit certifications relevant to quality and automotive-related management systems, although no certificate scope, issuing body, or validity dates are provided.

R&D capabilityThe supplier reports 11–20 years of R&D engineer experience, multiple production processes including lost-wax and lost-foam casting, and efforts to improve production crafts and quality control. These indicate process-development capability, but there is no explicit evidence of patents, proprietary technologies, formal innovation projects, or new-product development results.

Production capacityProduction capability is supported by more than 10 production lines, 21–30 quality-control staff, stated annual casting outputs, and experience with resin sand, sand molding, hot-core-box, lost-wax, lost-foam, and machining processes. The supplier also reports off-peak lead times within 15 workdays and broad export coverage, indicating established operational capacity.

Customization capabilityThe supplier explicitly states that it makes parts according to customer drawings and offers casting, forging, CNC turning, CNC milling, surface grinding, CNC engraving, and other machining services. Its listed products and processes support customized components across several materials and applications.