Does the product come with quality certifications?

Yes, the company is ISO/TS 16949:2009 certified, and each shipment includes an effective inspection report and material certificate.

M5-M16 Grade 8.8 Steel Metric Thread DIN933 External Hex Hexagon Head Bolts

Name: M5-M16 Grade 8.8 Steel Metric Thread DIN933 External Hex Hexagon Head Bolts
Brand: Ningbo Mianxuan Import &Export Co., Ltd.
SKU: 2169566505

Zhejiang, ChinaNingbo Mianxuan Import &Export Co., Ltd.

US$15.20

1,000-2,999 Pieces

US$13.70

3,000+ Pieces

Sample price:US$16.10/piece.Request sample

Product profile

Customization

Available

Material

Zinc-Coated Steel

Type

Hexagon Head With Flange

Model NO.

Hexagon Head Bolts

Standard

DIN, ANSI, GB, JIS

Finish

Hot Galvanizing

Surface Treatment

Electroplating

Production Type

Batch Production

Place of Origin

Zhejiang

Brand Name

Mianxuan

Lead Time

1-3 Days

MOQ

Transport Package

Wooden Pallet

Trademark

Mianxuan

Origin

China

HS Code

8501109101

Production Capacity

500000PCS/Month

Key features

Custom Surface Treatment: Electroplating, Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, Black Oxide, and Plain finishes available.

High Precision Tolerance: Precision CNC machining with strict tolerance control between +/-0.01mm.

ISO Certified Quality: ISO/TS 16949:2009 certified with CMM inspection and material certificates for every shipment.

Large Scale Production: Annual output of 30,000 tons with advanced heat treatment and automatic plating lines.

Flexible MOQ Policy: No strict MOQ; trial orders are welcome before mass production.

Fast Delivery Time: Quick delivery within 30-40 days after order confirmation, or within 15 workdays off-season.

Comprehensive Customization: Custom sizes and specifications based on customer drawings, dimensions, and technical requirements.

Transparent Progress Tracking: Weekly reports with digital pictures and videos showing machining progress without site visits.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceR&D CapabilitiesODM Services

Ningbo Mianxuan Import &Export Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2014-07-01Nearest Port: Ningbo, Zhapu, ShanghaiAverage Response Time: ≤3.13hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryNingbo Mianxuan Import & Export Co., Ltd. is identified as a China-based manufacturer/factory offering vehicle parts, CNC machining, stamping, casting, die-casting, fasteners, plastic, and rubber products. It reports TS 16949 and ISO 9001 certifications, more than 10 production lines, 6–10 quality-control staff, and shipment inspection reports with material certificates. The supplier provides 3D software design, ODM, and several customization options, but reports no new products in the past year, no SDK, and no OEM service for popular brands. Service-management documentation is weak: no written procedures or records are reported for assessments, corrective actions, or complaint handling. It has no in-stock capability, overseas warehouse, or overseas showroom. Financial records are indicated for 2023–2025, but their results are not provided, so financial credibility cannot be determined. No customer cases are supplied.

Supplier typeThe supplier is explicitly identified as a manufacturer/factory and limited company in Ningbo, Zhejiang, China. Its stated scope covers fasteners, metal products, machinery, vehicle parts, CNC machining, stamping, casting, die-casting, plastic, and rubber parts, indicating broad manufacturing and industrial-product coverage.

CertificationsThe supplier reports holding TS 16949 and ISO 9001 management-system certifications. It also states that each shipment will include an effective inspection report and corresponding material certificate, providing explicit evidence of documented quality-related controls.

After-Sales capabilityThe supplier reports no written procedures or records for service-capability assessment, corrective and preventive actions, or effective customer-complaint handling. It also lacks in-stock service, overseas warehouse, and overseas showroom capabilities, indicating a documented weakness in after-sales and service infrastructure.

Production capacityThe supplier reports more than 10 production lines, 6–10 quality-control staff, and a product range spanning vehicle parts, CNC machining, stamping, casting, die-casting, fasteners, plastic, and rubber parts. It is located near Ningbo and Shanghai ports and reports 21 qualified suppliers, but has no inventory capability and peak-season lead-time data is inconsistent or unclear.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, 3D software design services, and ODM services. These statements provide direct evidence of broad product and design customization capability.

Product Q&A

Q:What information is required to get a quote?

Please provide 2D or 3D drawings including material, dimension, tolerance, surface treatment, quantity, application, or samples.

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

The MOQ depends on client needs, and we welcome trial orders before mass production.

Q:What payment terms are accepted?

We accept T/T, L/C, Escrow, PayPal, Western Union, and MoneyGram.

Q:How can I track production progress without visiting?

We provide detailed schedules and weekly reports with digital pictures and videos of the machining progress.

Q:What materials are available for these bolts?

Materials include Carbon Steel and Stainless Steel, with options for Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, Black Oxide, and Plain finishes.