How long does it take to deliver?

Lead time is within 15 workdays off-peak and one month during peak season.

What certifications do your products have?

Our products are certified under IECEE, TUV, ISO9001, ISO14001, and OHSAS18001.

What is the quality control process?

We perform 100% inspection on all bolts to ensure high quality.

Carbon Steel Black Oxide Full Thread Hex Hexagon Head Bolt

Name: Carbon Steel Black Oxide Full Thread Hex Hexagon Head Bolt
Brand: Ningbo Mianxuan Import &Export Co., Ltd.
SKU: 2119252125

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

US$0.10

5,000-9,999 Pieces

US$0.05

10,000-49,999 Pieces

US$0.01

50,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

DIN 933

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, GB, JIS, GOST, ISO

Grade

9.8

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Black

Quality

100% Tested

Price

Factory Price

Delivery

15-30 Days

Surface

Plain, Zinc Plated (Blue, White, Black, Yellow)

Package

Standard Package or Customer's Packing

Box

Customer's Brand Box/Plain Box

MOQ

Can Be Negotiated

Shipment

by Sea / Truck / Plane / Express

Exterior Finish

Passivation

Sample

Available

Customized

Available

Service

One-Stop Service

Online Sales

24 Hours Online

OEM/ODM

Available

Head

Hexagonal

Transport Package

Bulk Packaging, Small Box(Glue Box, Color Box)

Specification

M4-M160

Trademark

Mianxuan, Customized

Origin

Ningbo Zhejiang

HS Code

73181600

Production Capacity

10000tons/Year

Key features

Customizable Length: Length is fully customizable to meet specific project requirements.

Wide Standard Compliance: Meets DIN, ISO, ASME/ANSI, IFI, and EN standards for global compatibility.

Multiple Surface Finishes: Available in Plain, Black, Zinc Plated (Blue, White, Yellow), and HDG.

High Grade Options: Offers grades A2-70, A4-80, gr4.8, gr6.8, gr8.8, and gr10.8.

100% Quality Inspection: Every bolt undergoes strict 100% inspection before delivery.

Flexible Packaging: Options include standard packaging, customer's packing, or custom brand boxes.

OEM/ODM Services: Full OEM and ODM capabilities available for custom manufacturing needs.

Fast Delivery: Lead time within 15 workdays off-peak, negotiable for peak seasons.

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: ≤3.37hTerms 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.