What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, Small-amount payment, and Money Gram. Please contact us for specific arrangements.

What is the minimum order quantity (MOQ)?

The minimum order quantity is 10 pieces. For custom or non-standard products, please discuss specific requirements with our sales team.

What are the lead times for production?

Lead times vary by season: Peak season is within 15 workdays to 3 months, while off-season is within 15 workdays to 1 month. Exact times depend on quantity and customization.

Heavy Duty Zinc Plated Hex Slotted Nuts Castle Nuts

Name: Heavy Duty Zinc Plated Hex Slotted Nuts Castle Nuts
Brand: Shanghai Borui Metal Products Co., Ltd.
SKU: 2123834412

Shanghai, ChinaShanghai Borui Metal Products Co., Ltd.

US$0.05

1,000-9,999 Pieces

US$0.03

10,000-99,999 Pieces

US$0.01

100,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Streel/Alloy Steel/Stainless Steel

Type

Hexagon Head

Model NO.

Castle Nuts

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Grade

4/8/10/12/A2-70/A4-80

Size

Customized Size

Customized Support

OEM ODM Support

Package

Customer'require

Color

Customized Colors

Certificate

ISO9001:2015 ISO14000 Ts16949

Coating

Zinc Plated/Black Oxide/PTFE/HDG/Dacromet/etc

Transport Package

Carton+Pallet

Specification

M4-M100

Trademark

Origin

Shanghai

HS Code

7318160000

Production Capacity

50000 Pieces/Year

Key features

Extensive Material Selection: Available in Carbon Steel, Stainless Steel, and Alloy Steel with various grades like A2-70, A4-80, and duplex steels.

Customizable Dimensions: Sizes range from M4 to M100, with custom sizes available upon request for non-standard requirements.

Versatile Surface Finishes: Options include Zinc Plated, Black Oxide, PTFE, Hot-Dip Galvanized, Dacromet, and Nickel Plated for corrosion resistance.

OEM/ODM Support: Full customization support from samples or designs, backed by 5 R&D engineers and 20+ years of manufacturing experience.

Wide Application Scope: Suitable for structural steel, oil & gas, wind energy, automotive, and mechanical machinery across global industries.

Multiple Standard Compliance: Meets international standards including DIN, ANSI, GB, JIS, GOST, and BSW for diverse market requirements.

Certified Quality Assurance: Products certified under ISO9001:2015, ISO14000, TS16949, SGS, CTI, and RoHS for reliability and safety.

Flexible Packaging Options: Standard bulk packing in cartons on wooden pallets, or customized packaging according to specific customer demands.

Company profile

High Repeat Buyers ChoiceMulti-language PioneerExperienced TeamExhibition Experience

Shanghai Borui Metal Products Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤1.94hTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a Shanghai-based limited trading company with 41 employees, focused on fasteners and related metal, mechanical, plastic, rubber, electrical, and photovoltaic products. It offers sample-, design-, and full-customization services, as well as ODM and OEM services, and reports export sales of 71%–90%. In-stock service is available, but there is no overseas warehouse, showroom, agent, or branch. Financial records are identified for 2022–2024, but no financial values or performance conclusions are provided. Service-process evidence is weak: no written corrective/preventive-action or complaint-handling procedures or records are available, while quality-assurance status and fire-drill status are unknown. No certifications, customer cases, or production facilities are explicitly documented.

Supplier typeThe supplier is identified as a limited company and trading company, with 41 employees, no stated parent-group affiliation, and a Shanghai registered and physical address. Its stated product scope centers on fasteners and related industrial products.

After-Sales capabilityThe supplier has in-stock service capacity, but it has no overseas warehouse, showroom, overseas agent, or branch. More importantly, no written corrective/preventive-action procedures or records and no written customer-complaint procedures or records are available, indicating a documented after-sales process is not demonstrated.

R&D capabilityThe supplier lists research and development of metal products and hardware products, and offers ODM services. However, no SDK is available, and the information does not provide measurable R&D resources, patents, or development outcomes; the documented capability is therefore limited but present.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, and full customization, together with ODM and OEM services for popular brands. These statements provide direct evidence of broad customization and design-manufacturing service capability.

Product Q&A

Q:What materials are available for these castle nuts?

We offer Carbon Steel, Stainless Steel, and Alloy Steel. Specific grades include Gr4, 8, 10, 12, A2-70, A4-80, 2205, 2507, Incoloy, Nickel, and Monel.

Q:What is the size range for these nuts?

Standard sizes range from M4 to M100. We also support customized sizes for non-standard products if you provide drawings or samples.

Q:Can I customize the color or coating?

Yes, we offer customized colors and coatings. Options include Zinc Plated (blue/white/yellow), Black Oxide, Hot-Dip Galvanized, Chrome, Nickel Plated, and PTFE.

Q:What certifications do your products have?

Our products are certified with ISO9001:2015, ISO14000, TS16949, SGS, CTI, and RoHS to ensure quality and environmental compliance.

Q:Do you support OEM and ODM services?

Yes, we provide full OEM and ODM support. You can customize from samples or designs, and we have 5 R&D engineers to assist with special requirements.