What's your Delivery Time?

Standard parts take 7-15 days. Non-standard parts take 15-25 days. We will make the delivery as soon as possible with the guarantee of quality.

How to Custom-made (OEM/ODM)

If you have a new product drawing or a sample, please send it to us, and we can custom-made the hardware as your required. We will also provide our professional advice of the products to make the design to be more realized and maximize the performance.

Which mode of transport would be better?

In general, the production is heavy, so we advise to make delivery by sea. Also, we respect your views of other transportation as well.

Polished DIN603 Carriage Bolt Multiple Sizes Guardrail Installation Hardware Carriage Bolt

Name: Polished DIN603 Carriage Bolt Multiple Sizes Guardrail Installation Hardware Carriage Bolt
Brand: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
SKU: 2312972545

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

Carriage Bolt

Model NO.

HYSLLSS00142

Connection

Common Bolt

Head Style

Mushroom

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Grade

A2-70,A4-70,A4-80

Customized

Yes

Drawing

Yes

Application

Machinery, Chemical Industry, Environmental

Process

Cold Forging, CNC Machining, Thread Cutting

Product Type

All Grade Stainless Steel Carriage Bolt

Service

Free Samples, OEM & ODM Supported

Material Grade

A2-70 (SS304), A4-70, A4-80 (SS316)

Surface Treatment

Plain, Passivation

Key Features

Mushroom Head with Square Neck

Tolerance Grade

Standard Metric Thread Tolerance

Quality Control

100% Pre-Shipment Inspection, Mtr, RoHS

Transport Package

Bulk, Small Box, Color Box, Carton+Pallet

Specification

Custom Size Available

Trademark

HYS

Origin

China

HS Code

7318160000

Production Capacity

100ton/Month

Key features

Custom Size Available: Standard and non-standard sizes can be customized according to customer drawings.

Premium Stainless Steel: Available in A2-70 (SS304) and A4-70/A4-80 (SS316) grades for superior corrosion resistance.

Mushroom Head Design: Features a mushroom head with an integrated square neck to prevent rotation during installation.

OEM & ODM Support: Full customization services including custom materials, surface treatments, and engineering drawings.

100% Pre-Shipment Inspection: Rigorous quality control with complete MTR material test reports supplied for every batch.

Multiple Surface Options: Offers plain, passivation, and polished finish options to meet specific aesthetic and functional needs.

Free Samples Available: Free test samples provided to help customers verify quality before placing bulk orders.

Wide Industry Application: Suitable for guardrails, fences, machinery, chemical industry, and environmental equipment assembly.

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: ≤0.26h

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 the supply of quality fasteners minimizing costs. Our vision is to build successful relations with partners and be their first choice as a fasteners supplier. Our mission focuses on professional customer service and innovation in technology. We offer fasteners with reasonable quality and price, provide market sales suggestions, and welcome your ideas.

Q:How is quality ensured?

All our processes strictly adhere to ISO9001:2008 procedures. We have strict quality control from producing to delivery. Our company has strong technology support and a group of managers familiar with product quality and modern management concepts.

Q:If you can not find on our website the product you need how to do?

You can send pictures, photos, and drawings of the products you need by email, and we will check if we have them. We develop new models every month. Or you can send us samples by DHL/TNT, then we can develop the new model especially for you.

Q:Can You Strictly Follow The Tolerance on The Drawing And Meet The High Precision?

Yes, we can. We can provide high precision parts and make the parts as your drawing.

Q:How should I order and make payment?

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