OEM Large Diameter Carbon Steel Double Helical Herringbone Bull Gear Ring Gear

Name: OEM Large Diameter Carbon Steel Double Helical Herringbone Bull Gear Ring Gear
Brand: Qingdao Songfei Precision Machinery Co., Ltd.
SKU: 2091150272

Shandong, ChinaQingdao Songfei Precision Machinery Co., Ltd.

US$10.00

1-999 Pieces

US$6.00

1,000+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Application

Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car

Hardness

Customize

Model NO.

ring gear

Gear Position

Customize

Manufacturing Method

Cast Gear /Rolling Gear/ Cut Gear/ Sintered Gear

Toothed Portion Shape

Rved Spur Gear /Bevel Wheel /Double Helical Gear

Material

20crmnti/ 20crmnmo/ 42CrMo/ 45#Steel/ 40cr/ 20crni

Type

Customize

Heat Treattment

Carburizing and Quenching/ Tempering/ Nitriding/ C

Qaulity Standerd

GB/ DIN/ JIS/ Agma

Transport Package

Wooden Case / Pallet

Trademark

Song fei/OEM

Origin

China

HS Code

8479909090

Production Capacity

10000PCS

Key features

Customizable Hardness: Hardness can be customized to meet specific application requirements.

Customizable Gear Position: Gear position is fully customizable for various mechanical setups.

Multiple Manufacturing Methods: Available in Cast, Rolling, Cut, and Sintered gear manufacturing methods.

Diverse Material Options: Materials include 20CrMnTi, 42CrMo, 45#Steel, 40Cr, and 20CrNi.

Customizable Tooth Dimensions: Teeth height, thickness, pitch, and addendum are all OEM/Customized.

Wide Gear Accuracy Range: Accuracy grades 5 through 9 available according to ISO 1328 standard.

High Surface Hardness: Surface hardness ranges from HRC 50 to HRC 63 after quenching.

Comprehensive Heat Treatment: Options include Carburizing, Quenching, Tempering, and Nitriding.

Company profile

Quality AssuranceRaw-Materials TraceabilityFast Delivery100% Finished Products Inspection

Qingdao Songfei Precision Machinery Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.22hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, FCA, CIF, DAT, FAS, DDP, DAP, CPT, CIP

AI-Powered supplier vetting

SummaryQingdao Songfei Precision Machinery Co., Ltd. is a China-based limited company established in 2018, specializing in customized mechanical and metal parts. It reports 14 employees, a 3,300 m² manufacturing plant, ISO 9001:2015 certification, 6–10 quality-control staff, and stated one-month lead times in both off-peak and peak seasons. Its described capabilities include CNC machining, welding, casting, flanges, auto parts, fasteners, sheet metal, and stamping products. The company states that it invests in R&D, optimizes production, manages process inspections, and supports complex-part customization. SGS audit information is provided, but the audit result and several operational capability fields are coded values or unknown statuses, limiting verification. No specific customer cases or after-sales service evidence is supplied.

Supplier typeThe supplier is identified as Qingdao Songfei Precision Machinery Co., Ltd., a Chinese limited company established in 2018. Its primary offering is mechanical parts customization, supported by listed CNC machining, welding, casting, sheet-metal, stamping, fastener, flange, and auto-parts services.

CertificationsThe supplier lists an ISO 9001:2015 certificate and describes rigorous inspection and process control. An SGS audit is also recorded with a validity period from March 3, 2025 to March 2, 2026, but the coded audit result is not interpretable from the provided information.

R&D capabilityThe supplier explicitly states that it continuously invests in R&D, optimizes production processes, and has technical accumulation for complex-part customization. It reports two years of total R&D engineer experience, while ODM, SDK, and broader digital-development capabilities are unknown.

Production capacityProduction-related evidence includes a 3,300 m² plant, 14 employees, 6–10 quality-control staff, listed manufacturing processes, and stated one-month fulfillment times in both peak and off-peak seasons. The supplier also reports an order-fulfillment status code, but the meaning of that code is not provided.

Customization capabilityCustomization is the supplier’s stated primary product offering, with explicit support for complex metal parts and multiple related processes including CNC machining, welding, casting, sheet metal, and stamping. Its technical team and process-inspection descriptions further support customization capability.

Product Q&A

Q:What is your minimum order quantity?

Our minimum order quantity typically ranges from 5 to 100 pieces, depending on the product and material.

Q:Can you provide custom designs?

Yes, we specialize in providing custom designs based on your specific requirements.

Q:What is your production capacity?

Our production capacity varies depending on the product and material, but we have the capability to produce millions of pieces per year.

Q:What is your lead time for orders?

Our lead time for orders is typically 4-6 weeks for production and delivery.

Q:Do you offer quality control and testing?

Yes, we have strict quality control measures in place and offer testing services, including non-destructive testing, to ensure the quality of our products.