What is your delivery time?

Standard parts take 7-15 days. Non-standard parts take 15-25 days. We ensure delivery as soon as possible while guaranteeing quality.

How to custom-make (OEM/ODM)?

Send us new product drawings or samples, and we will custom-make the hardware as required. We also provide professional advice to optimize design and maximize performance.

Which mode of transport would be better?

Generally, sea freight is recommended as production items are heavy. However, we respect your views on other transportation methods.

Stainless Steel Hex Nut External Expansion Bolt

Name: Stainless Steel Hex Nut External Expansion Bolt
Brand: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
SKU: 2304908395

Jiangsu, ChinaKunshan Hongyongsheng Precision Hardware Products Co., Ltd.

US$0.01-0.10

10,000 Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Expansion Bolt

Model NO.

HYSLLSS233

Connection

Expansion Fixed Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Grade

8.8

Customized

Yes

Drawing

Yes

Application

Machinery,Chemical Industry,Environmental

Process

Cold Forging,CNC Machining

Product Type

8.8 Grade Stainless Steel Expansion Bolt

Service

Free Samples, OEM & ODM Supported

Material Grade

304/316 Stainless Steel

Surface Treatment

Plain,Zinc Plated,Hot Galvanized,Dacromet

Key Features

Expansion Sleeve,8.8 High Strength

Tolerance Grade

Standard Metric Thread Tolerance

Quality Control

100% Pre-Shipment Inspection,ISO9001 Certified

Port of Loading

Shanghai

MOQ

10,000 PCS

Transport Package

Carton, Wood Pallet

Specification

M3-M160, Custom Non-Standard Length

Trademark

HYS

Origin

China

HS Code

7318160000

Production Capacity

100ton/Month

Key features

High Strength Grade: 8.8 Grade stainless steel expansion bolt with excellent tensile strength.

Corrosion Resistant Material: Available in SS304 and SS316 for superior acid, alkali, and saltwater resistance.

Wide Size Range: Full metric series from M3 to M160 with custom non-standard lengths available.

Multiple Surface Treatments: Options include Plain, Zinc Plated, Hot Galvanized, and Dacromet coatings.

Customization Support: OEM/ODM services with custom sizes, lengths, coatings, and logo marking.

Strict Quality Control: 100% pre-shipment inspection including tensile, coating, and salt spray tests.

Multi-Standard Compliance: Certified to DIN, ANSI, GB, JIS, GOST, and BSW global standards.

Free Sample Service: Free sample testing available for new customers and large orders.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: ShanghaiAverage Response Time: ≤0.01h

AI-Powered supplier vetting

SummaryKunshan Hongyongsheng Precision Hardware Products Co., Ltd., established in 2016, is a manufacturing company based in Suzhou, Jiangsu, China, with a focus on hardware and fasteners. The company holds certifications and has been audited by SGS. It has a strong customization capability, offers OEM services for well-known brands, and has clear procedures for quality assurance and customer service. However, the company lacks international presence, with no overseas warehouses, showrooms, or participation in trade shows.

Supplier typeThe supplier is a manufacturing factory with a limited company ownership structure, located in Suzhou, Jiangsu, China.

CertificationsThe supplier has been audited by SGS, indicating a level of certification in its operations.

After-Sales capabilityThe supplier has clear procedures and records for handling customer complaints and service capability.

R&D capabilityThe supplier lacks research and development capability with no SDK availability.

Production capacityThe supplier has a strong production capability with a focus on automotive parts, mechanical parts, and other related products.

Customization capabilityThe supplier excels in customization, offering full and flexible customization services.

Client casesThe supplier provides OEM services for well-known brands, indicating established customer relations.

Product Q&A

Q:Why choose us?

We provide first-class services in quality fasteners supply while minimizing costs. Our vision is to build successful relations and be your first choice. We offer reasonable quality and price, plus market sales suggestions.

Q:How is quality ensured?

All processes strictly adhere to ISO9001:2008 procedures. We maintain strict quality control from production to delivery with strong technology support and experienced management.

Q:If you cannot find the product you need on your website, what should I do?

You can send pictures, photos, or drawings via email for us to check availability. We develop new models monthly. Alternatively, send samples via DHL/TNT, and we can develop a custom model for you.

Q:Can you strictly follow the tolerance on the drawing and meet high precision?

Yes, we can provide high precision parts and manufacture them exactly according to your drawings.

Q:How should I order and make payment?

Payment is by T/T. For samples, 100% payment with the order. For production, 30% deposit before arrangement and the balance before shipment.