What quality assurance measures are in place?

We perform 100% function inspection on finished products, follow strict QA/QC protocols with 6 inspectors, and ensure traceability of raw materials.

What are the payment and shipping terms?

Payment terms are LC or T/T. Shipping terms include FOB, CIF, and CFR. The nearest port is Qingdao Port.

What is the minimum order quantity?

The minimum order quantity is 1 set.

API 185mm Equal Wall Thickness Downhole Motor Assembly

Name: API 185mm Equal Wall Thickness Downhole Motor Assembly
Brand: Weifang Sheng De Petroleum Machinery Manufacturing Co., Ltd.
SKU: 2030292012

Shandong, ChinaWeifang Sheng De Petroleum Machinery Manufacturing Co., Ltd.

US$500.00-1,500.00

1 Piece

Product profile

Customization

Available

After-sales Service

Available

Warranty

1 Year

Model NO.

185mm

Manufacturing Process

CNC Milling

Surface Treatment

Spray-Paint

Operation Pressure

Atmospheric Pressure

Material

Alloy

Motor Rubber

High Temperature/Oil Resistance/Super Hard

Rotor Surface Treatment

Chrome Plating/Tungsten Carbide Spray

Certification

ISO 9001:2000

Standard

SGS

Transport Package

Wooden Boxes

Specification

185

Trademark

Shengde or custmozation

Origin

Weifang, Shandong

HS Code

8412291000

Production Capacity

4000pieces/Year

Key features

Equal Wall Thickness Design: Ensures uniform force deformation, good sealing, and extended rubber service life.

High Torque Output: Provides large torque per unit length, reaching up to 10500 N.M for efficient drilling.

Customizable Rubber: Motor rubber is customizable for high temperature, oil resistance, and super hardness.

Rotor Surface Treatment: Rotor surface treatment is customizable with options like Chrome Plating or Tungsten Carbide Spray.

100% Quality Inspection: Every assembly undergoes 100% function inspection to meet highest industry standards.

ISO 9001 Certified: Manufacturing process adheres to ISO 9001:2000 and SGS standards for reliability.

OEM/ODM Support: Full customization, minor customization, and flexible customization options are available.

1-Year Warranty: Comprehensive 1-year warranty coverage for peace of mind and after-sales support.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceManagement Certification

Weifang Sheng De Petroleum Machinery Manufacturing Co., Ltd.

Shandong, 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: 14 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.01h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering 3D software design, R&D, ODM, OEM, and broad customization services. It operates or has access to extensive manufacturing equipment, including CNC, heat treatment, painting, rubber processing, welding, and blasting equipment. Quality and management evidence includes ISO9001:2015, ISO45001:2018, ISO14001, written inspection procedures, corrective-action procedures, complaint-handling procedures, and recent fire-drill activity. Service coverage includes an overseas warehouse, Qingdao Port proximity, accepted FOB/CIF/CFR quotations, LC/T/T payment terms, and stated lead times within 15 workdays. However, the supplier reports no in-stock capacity, no overseas showroom, no available SDK, and no valid manufacturing-capacity contract with related subcontractors. Financial information is limited to reporting years and does not establish financial strength.

Supplier typeThe supplier is explicitly described as a professional technical supplier and provides services and products related to mining machinery, environmental-protection equipment, industrial automation, chemical products, rubber products, valves, metal products, and equipment repair or maintenance. This supports classification as a technical and industrial equipment supplier.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, along with other unspecified certifications. These stated certifications indicate documented quality, occupational safety, and environmental management coverage.

After-Sales capabilityThe supplier has an overseas warehouse, written and followed procedures for supplier-service assessment, corrective and preventive actions, and customer complaints. However, it reports no in-stock service capacity and no overseas showroom, so the evidence supports procedural after-sales capability but not comprehensive local service coverage.

R&D capabilityThe supplier provides 3D software design services, reports R&D capability and new products within the past year, and offers ODM services. However, it explicitly has no available SDK, so the evidence supports product and design innovation but not SDK-based development capability.

Production capacityThe supplier lists substantial production equipment, including CNC machining and lathes, milling, pressing, heat treatment, painting, rubber refining, vulcanizing, plasma spray welding, and shot blasting. It also states lead times within 15 workdays in both peak and off-season and has written inspection procedures, although it reports no valid manufacturing-capacity contract with related subcontractors and no in-stock capacity.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. Its 3D design, R&D, ODM, and OEM capabilities further support the ability to develop customized products and designs.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of at least one category of customer experience. No specific customer names, product cases, order results, or verifiable project details are provided, so the breadth and quality of customer cases cannot be fully assessed.

Product Q&A

Q:What is an Equal Wall Thickness Downhole Motor Assembly?

It is a motor assembly used in oil and gas drilling, designed with equal wall thickness to ensure consistent performance, durability, and uniform force deformation.

Q:How does this assembly help in drilling operations?

It provides efficient power transmission and high torque to the drill bit, ensuring stability and reducing failure risks during drilling operations.

Q:What are the specifications for the 5LZ185 and 7LZ185 models?

Both have a 185mm diameter and 4600mm length. The 5LZ185 has 5 stages, 5.0mm eccentricity, and 7742 N.M torque. The 7LZ185 has 7.2 stages, 5.0mm eccentricity, and 10500 N.M torque.

Q:What is the production cycle for this motor?

The cycle depends on order quantity and customization. Peak and off-season lead times are within 15 workdays. Please contact sales for specific details.

Q:Is customization available for this product?

Yes, customization is available including motor rubber properties (high temp/oil resistance), rotor surface treatment, and full/minor customization from samples or designs.