Which chain standards does this sprocket match?

It matches standards such as 35(06C), 40(08A), 50(10A), 60(12A), 80(16A), 100(20A), 120(24A), 140(28A), 160(32B), and 200(40A).

Do you provide sample service?

Yes, we provide sample service to ensure product quality meets your requirements before bulk production.

Duplex Roller Chain 12b-2 Double Row Sprocket

Name: Duplex Roller Chain 12b-2 Double Row Sprocket
Brand: Tianjin Haorongshengye Electrical Equipment Co., Ltd.
SKU: 2003929482

Tianjin, ChinaTianjin Haorongshengye Electrical Equipment Co., Ltd.

US$2.00-100.00

10 Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Standard Or Nonstandard

Nonstandard

Application

Machinery

Hardness

Hardened Tooth Surface

Material

Stainless Steel

Teeth Number

8-100t

Pitch

6.35-100mm

Hole

6/8/10/12....

Keyway

with/Without

Set Screw

with/Without

Hub

with/Without

Surface Treatment

Zinc/Black Oxide

Teeth Treatment

Teeth Hardened

Suitable Chain

Provided

Transport Package

Cartoon Box/Wooden Box

Trademark

HRSY

Origin

Tianjin

HS Code

7315119000

Key features

Customizable Dimensions: Teeth number 8-100t, pitch 6.35-100mm, and hole/keyway options tailored to needs.

Premium Material Options: Available in Stainless Steel, Carbon Steel, Aluminum, and other alloys for durability.

Advanced Surface Treatment: Options include Zinc Plating, Black Oxide, and Chrome Plating for corrosion resistance.

High Precision Manufacturing: Manufactured with precise tooth profiles to maximize chain performance and efficiency.

Wide Compatibility Range: Matches various chain standards from 06C to 40B with teeth counts from 7-120.

Professional OEM Service: Customized manufacturing available according to customer drawings and specifications.

Rapid Response Support: Inquiries replied within 24 hours with professional technical team online service.

Competitive Pricing: Offers high-quality products at competitive prices with excellent customer service.

Company profile

Tianjin Haorongshengye Electrical Equipment Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2023-06-20 CertifiedNearest Port: Tianjin PortAverage Response Time: ≤1.56h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryTianjin Haorongshengye Electrical Equipment Co., Ltd. is identified as a China-based limited company established in 2008, with 20 employees and operations in Tianjin. The available information presents it as a manufacturer and exporter of mechanical transmission products, including gears, racks, sprockets, roller chains, and timing pulleys, supported by 10 production lines and stated CNC, measurement, and heat-treatment equipment. It reports export markets across multiple regions and lead times of within 15 working days in both peak and off-peak seasons. The company states that it follows CE and ISO 9001 standards and offers bespoke solutions, but the provided slices do not include certificate documents or detailed after-sales procedures. Its company classification is also described as a trade company in one record, creating some ambiguity regarding its operating model. Customer-trade evidence is limited to two transactions associated with one Ukrainian buyer.

Supplier typeThe supplier is legally presented as Tianjin Haorongshengye Electrical Equipment Co., Ltd., a Chinese limited company established in 2008. Its profile describes it as a professional manufacturer and exporter, while another record classifies the company nature as a trade company; therefore, the evidence supports a manufacturer/exporter profile but also indicates an operating-model inconsistency.

R&D capabilityThe company reports three R&D engineers, offers bespoke solutions, and has introduced CNC hobbing, machining, grinding, broaching, measurement, punching, and heat-treatment equipment. This supports product-development and engineering capability, although the slices do not document patents, new product launches, R&D investment, or specific innovation outcomes.

Production capacityThe supplier reports a 220.0 m² manufacturing plant, 10 production lines, fewer than five quality-control staff, and advanced manufacturing and testing equipment. It also states that peak- and off-peak-season order fulfillment is within 15 working days, indicating operational capacity, although the relatively small stated plant area and limited QC staffing should be considered when assessing scalability.

Customization capabilityThe supplier explicitly states that it offers bespoke solutions, and its described design, development, production, CNC machining, measurement, and heat-treatment capabilities are directly relevant to customized mechanical transmission products. The slices do not specify customization limits, engineering workflows, prototype capability, or minimum order requirements.