What plating finishes are available?

Matte, semi-bright, or bright finishes.

Can you hold tight tolerance on 303?

Yes, +/-0.003mm on critical dimensions with CMM verification.

What thread types can you machine?

NPT, NPTF, BSPP, BSPT, UN/UNF/UNC, Metric, and custom threads.

Is 303 suitable for silver plating?

Yes, with proper surface preparation including a Woods nickel strike to activate the stainless steel surface.

Does silver plating prevent galling?

Yes, silver provides outstanding lubricity and anti-galling properties, especially under high torque and loads.

Can silver plated 303 components be soldered?

Yes, silver provides excellent solderability and brazing characteristics.

Send drawings (PDF/STEP/IGS/DWG) with: material (303), silver plating requirement (thickness and finish), tolerance, thread type (if any), and quantity. No drawing? Send sample/photo/sketch - free support.

What is your lead time?

Sample 10-15 days. Batch 2-3 weeks. Rush service available.

Do you offer samples?

Yes. Sample fee refundable upon mass production order.

Silver Plated Custom Parts for Contacts with Stainless 303

Name: Silver Plated Custom Parts for Contacts with Stainless 303
Brand: Dongguan Guanneng Precision Industry Co., Ltd.
SKU: 2307685285

Guangdong, ChinaDongguan Guanneng Precision Industry Co., Ltd.

US$5.00

100-999 Pieces

US$3.00

1,000-9,999 Pieces

US$0.90

10,000+ Pieces

Product profile

Customization

Available

Keywords 01

Silver Plated 303 Stainless Steel Contacts

Keywords 02

High Conductivity Electrical Contact Pins

Keywords 03

Anti-Galling Silver Plated Fasteners

Keywords 04

Precision CNC Machined 303 Parts

Keywords 05

Low Contact Resistance Connector Components

Keywords 06

ASTM B700 Silver Plating Service

Keywords 07

Custom Silver Plated Slip Rings

Keywords 08

Solderable Stainless Steel Contacts

Keywords 09

Silver Plated Threaded Inserts

Keywords 10

Free-Machining Stainless Contact Components

Transport Package

Individual Packing + Wooden Case

Specification

OD68*L700mm

Trademark

GGN

Origin

China

HS Code

8466939000

Production Capacity

1000PCS

Key features

Highest Machinability Stainless Steel: Stainless 303 offers the best machinability among austenitic steels for complex geometries.

Superior Electrical Conductivity: Silver plating provides the highest electrical and thermal conductivity with lowest contact resistance.

Anti-Galling Properties: Outstanding lubricity prevents thread seizure and contact wear under high torque and loads.

Customizable Plating Thickness: Silver plating thickness ranges from 2 to 25 microns, customizable for specific applications.

High Precision Tolerance: Achieves +/-0.003mm tolerance on critical features verified by 3D CMM.

ISO9001 Certified Manufacturer: 17 years of experience with strict quality control and 100% pre-shipment inspection.

Low MOQ for Prototyping: Minimum Order Quantity is 1 piece, ideal for samples and small batch production.

Comprehensive Plating Standards: Follows ASTM B700, QQ-S-365, AMS 2410, and AMS 2411 for high-quality plating.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast Delivery

Dongguan Guanneng Precision Industry Co., Ltd.

Guangdong, 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: 8 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤0.86h

AI-Powered supplier vetting

SummaryDongguan Guanneng Automation Technology Development Co., Ltd. is a China-based combined business entity identified in one record as a trade company, operating in Dongguan, Guangdong. It reports more than 15 years of machining-industry experience, while the company establishment date provided is 2018. Its stated capabilities include CNC machining, milling, grinding, wire cutting, turning, testing, assembly, and after-sales service. The supplier reports its own factory, multiple production lines, more than 10 production lines, and ISO9001:2015 certification. It serves machining, biomedical, automotive, semiconductor, automation, and petroleum machinery industries, and exports to East Asia, Europe, and North America. Lead times are stated as within 15 working days in both off-peak and peak seasons. Evidence is insufficient to assess financial credibility, innovation output, formal outsourcing or contract controls, overseas warehousing, traceability, or named customer cases. The audit record is dated November...

CertificationsThe supplier reports holding an ISO9001:2015 certificate and describes a dedicated quality control department and strict ISO9001-based production management system. A BV audit is also recorded for November 9, 2023 through November 8, 2024, although the audit result is listed as 0 without an explained scale.

After-Sales capabilityThe company description explicitly includes after-sales service among its integrated activities and states that it serves domestic and overseas enterprises. However, the records provide no specific response process, service coverage, repair policy, or overseas service infrastructure; overseas warehouse and showroom capabilities are marked unknown.

Production capacityThe supplier reports more than 15 years of machining-industry experience, its own factory, multiple production lines, and more than 10 production lines. It lists CNC machining, milling, grinding, wire cutting, and turning capabilities, serves several industrial sectors, and states lead times within 15 working days in both peak and off-peak seasons.

Customization capabilityThe product and service descriptions cover precision CNC machining, CNC turning, grinding, wire cutting, machinery parts, testing, and assembly. The supplier states that its production lines can meet different product needs and requirements, supporting customization, although no detailed engineering workflow, tolerance range, tooling policy, or sample-development evidence is provided.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a direct manufacturer - 2,000 sqm, 17 years of experience, 30+ CNC machines, ISO9001, 3D CMM.

Q:What is Stainless 303?

303 (UNS S30300) is a free-machining austenitic stainless steel with sulfur added to enhance machinability. It is the most readily machinable of all austenitic stainless steels.

Q:Why silver plating on 303 stainless steel?

Silver has the highest electrical and thermal conductivity of all metals, provides excellent solderability, anti-galling properties, and low contact resistance.

Q:What silver plating specifications do you follow?

ASTM B700, QQ-S-365, AMS 2410, and AMS 2411 for high temperature applications.

Q:What is the typical silver plating thickness?

2 - 25 um, customizable based on application requirements.