What payment terms do you accept?

We accept LC, T/T, and Western Union for international commercial transactions.

What grades of bolts do you supply?

We supply bolts in grades 4.8, 8.8, 10.9, and 12.9.

Which surface finishes are available?

Available finishes include Zinc, Geomet, HDG, and other custom options.

High Quality SS316 A4 DIN6921 M12 M16 M20 Hex Serrated Flange Bolt

Name: High Quality SS316 A4 DIN6921 M12 M16 M20 Hex Serrated Flange Bolt
Brand: Ningbo Mianxuan Import &Export Co., Ltd.
SKU: 2138006325

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

US$0.10-1.00

1,000 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head With Flange

Model NO.

DIN933

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

4.8/8.8/10.9/12.9

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Zinc/ Geomet/ HDG / etc.

Packing

Bulk; Small Box

MOQ

300kgs

Head Mark

Customized

OEM

Available

ODM

Available

Transport Package

Box; Carton; Pallet; Barrel; Container

Specification

M4-M72

Trademark

MXF; Customized

Origin

China

HS Code

73181510

Production Capacity

1000tons Per Month

Key features

Premium Material Options: Available in Carbon Steel and Stainless Steel (SS316, A2-70, A4-70, A4-80) for superior durability.

Comprehensive Standard Compliance: Conforms to DIN, ISO, ANSI, ASME, BSW, JIS, GB, and GOST international standards.

Wide Grade Range: Offered in grades 4.8, 8.8, 10.9, and 12.9 to meet diverse strength requirements.

Customized Head Marking: Head marking can be customized according to specific customer branding needs.

Flexible Packaging Solutions: Packing options include bulk or small box configurations based on client preference.

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

Diverse Finish Options: Surface finishes include Zinc, Geomet, HDG, and other protective coatings.

Global Market Coverage: Exporting to Europe, North America, South America, Russia, Mid-East, and Asia since 2014.

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: ≤3.81hTerms 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.