What surface treatments are applied to the sprocket?

Treatments include heat treatment, quenching, high-frequency normalizing, polishing, and electrophoresis paint processing.

Is the blackening treatment suitable for marine applications?

Yes, blackening is ideal for stainless steel sprocket rollers and lifting chains where galvanization is not feasible.

Blackened Sprocket with High Quality and Stability, Free to Try

Name: Blackened Sprocket with High Quality and Stability, Free to Try
Brand: Hangzhou Perpetual Machinery & Equipment Co., Ltd.
SKU: 2298635065

Zhejiang, ChinaHangzhou Perpetual Machinery & Equipment Co., Ltd.

US$2.99

100 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Standard Or Nonstandard

Standard

Application

Machinery, Marine, Agricultural Machinery, Industry

Model NO.

Sprocket

Hardness

Hardened Tooth Surface

Material

Alloy Steel/Stainless Steel

Type

Sprocket

Sample

for Free

Stability

High

Quality

High

Precision

High

Transport Package

Plywood Case

Specification

ANSI OR DIN

Trademark

MADE-TO-ORDER Or PLW

Origin

China

HS Code

848390090

Production Capacity

50000PCS/Month

Key features

Premium Blackening Treatment: Top-tier surface blackening for enhanced corrosion and rust resistance.

Robust Material Options: Available in C45 steel, 45Mn, 42CrMo, SS304, and SS316 stainless steel.

Comprehensive Standard Compliance: Meets ANSI, DIN, JINS, ISO, and American standards or custom drawings.

Versatile Bore Designs: Options include pilot bore, finished bore, taper bore, and specialized designs.

Advanced Heat Treatment: Features quenching, high-frequency normalizing, and polishing for durability.

OEM and ODM Support: Welcoming custom solutions and collaborations for tailored sprocket needs.

Superior Performance Characteristics: Fire, oil, heat, abrasive, oxidative, and corrosion resistant properties.

Fast Delivery Schedule: 20 days for samples and 45 days for official orders.

Company profile

Hangzhou Perpetual Machinery & Equipment Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2015-10-01 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.02h CertifiedTerms of Payment: T/T, Western Union CertifiedInternational Commercial Terms(Incoterms): FOB, CIF

AI-Powered supplier vetting

SummaryThe supplier is a China-based trading company in Hangzhou, Zhejiang, established in 2015 according to its basic corporate record, although another company description states the business began in 2000. It specializes in power-transmission products, including roller chains, sprockets, agricultural chains, and related products. The available profile describes more than 10 production lines, 11–20 quality-control staff, annual outputs of approximately 2,000,000 sprocket pieces and 2,000,000 chain meters, and export activity covering South America, Southeast Asia/Mideast, and Europe. It states that products follow ANSI, BS, DIN, and ISO standards and that engineering support is available for standard and non-standard products. However, the entity is identified as a trading company with only 9 employees, and the records do not establish certification ownership, after-sales procedures, financial strength, or verified customer performance. Trade records show individual transactions involving sprockets and other...

Supplier typeThe supplier is explicitly classified as a trading company in both the Chinese company record and the English profile. Its stated business focuses on power-transmission products, but the available information does not clearly establish that it directly owns or operates the described manufacturing facilities.

R&D capabilityThe supplier claims to use an advanced enterprise-management system, pursue service and quality improvement, and support development of non-standard products. It also states that professional engineers and SolidWorks/AutoCAD drawings are available, providing evidence of engineering support, but not verified proof of successful innovation projects or proprietary technology.

Production capacityThe profile reports more than 10 production lines, 11–20 quality-control staff, annual output of 2,000,000 sprocket pieces and 2,000,000 chain meters, and lead times of one month off-peak and 2–3 months during peak periods. However, the company is also identified as a trading company with 9 total employees, so the records do not clearly verify whether these production resources are directly owned or controlled by the supplier.

Customization capabilityThe supplier explicitly invites customer drawings and samples and states that it can discuss non-standard product development and research. Its engineering staff and SolidWorks/AutoCAD capabilities further support customization, although no completed customized project is documented.