Do you offer OEM and ODM services?

Yes, both OEM and ODM services are available for our drilling tools.

What is the quality control process?

We perform 100% visual inspection on all finished products with traceable raw materials.

What are the main markets for this product?

Our main markets include Europe, Southeast Asia, and the Middle East.

Premium Circulating Sub for Enhanced Drilling Performance

Name: Premium Circulating Sub for Enhanced Drilling Performance
Brand: Mudanjiang Kaidi Petroleum Machinery Co., Ltd.
SKU: 2090303622

Heilongjiang, ChinaMudanjiang Kaidi Petroleum Machinery Co., Ltd.

US$250.00-1,000.00

1 Piece

Sample price:US$250.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Provide

Warranty

1 Year

Model NO.

NC38

Manufacturing Process

CNC Milling

Surface Treatment

Spray-Paint

Operation Pressure

Atmospheric Pressure

Material

Alloy

OEM

Provide

Others

ISO

Alloy

4145h

Transport Package

Wooden Case

Specification

DWT89

Trademark

KAIDI

Origin

China

HS Code

8431431000

Key features

Dual-Port Design: Enables fluid diversion between annulus and drill string for efficient wellbore cleaning.

Reduced Non-Productive Time: Minimizes stuck pipe risks by enabling immediate circulation in drilling operations.

Flexible Customization: Offers full, minor, and flexible customization from samples or designs.

1 Year Warranty: Comprehensive 1-year warranty coverage for all mechanical equipment.

OEM and ODM Services: Full OEM and ODM services available for tailored drilling tool solutions.

CNC Manufacturing Process: Precision manufacturing using advanced CNC milling and machining centers.

100% Quality Inspection: Every finished product undergoes 100% visual inspection before delivery.

Fast Lead Time: Production completed within 15 workdays during both peak and off-peak seasons.

Company profile

Importers and ExportersYears of Export ExperienceQuality AssuranceHigh Repeat Buyers Choice

Mudanjiang Kaidi Petroleum Machinery Co., Ltd.

Heilongjiang, 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: 10 years CertifiedNearest Port: DalianAverage Response Time: ≤5.56h

AI-Powered supplier vetting

SummaryKaidi Petroleum Machinery is a limited company with 21 employees, focused on API oilfield drilling tools and non-standard OEM products. It reports OEM service for well-known brands, modern CNC-based production equipment, two production lines, and export experience of 10 years. Its customization capabilities cover samples, designs, minor changes, full customization, and flexible customization. Quality controls include documented inspection instructions, quality assurance, traceable raw-material identification, complaint procedures, and corrective-action processes. However, it reports no supplier-management certification, no available SDK, only one R&D engineer, and no available R&D audit documentation. Financial credibility cannot be assessed because the provided financial fields contain years rather than financial results or monetary data.

Supplier typeThe supplier is identified as a limited company with 21 employees and no parent group affiliation. Its stated business is technology-based petroleum equipment, specifically API oilfield drilling tools and non-standard OEM products.

CertificationsNo supplier-management system certification is reported. This is a stated absence of certification evidence, although the supplier does report quality assurance, traceability, documented procedures, and maintained quality records.

After-Sales capabilityThe supplier has a clear customer-complaint procedure with records, and it maintains written procedures and records for service-capability assessment and corrective/preventive actions. These controls support after-sales handling, but no specific response-time or service coverage information is provided.

Production capacityProduction resources include CNC cutting and machining equipment, CNC and conventional lathes, laser marking, sandblasting, cranes, modern workshops, two production lines, and eight quality-control testing devices. The supplier also reports a lead time within 15 workdays during off-peak seasons, supporting an established production capability.

Customization capabilityThe supplier explicitly offers customization from samples and designs, minor and full customization, and flexible customization. It also reports strong customization for special-alloy processing and OEM services for well-known brands, providing direct evidence of broad customization capability.