Is API certification available?

Yes, all products are manufactured strictly according to the API 7K standard and are certified.

Factory Price Drilling Roller Bushing

Name: Factory Price Drilling Roller Bushing
Brand: Qingdao Hna Oilfield Equipment Manufacturing Co., Ltd.
SKU: 2161168012

Shandong, ChinaQingdao Hna Oilfield Equipment Manufacturing Co., Ltd.

US$2,000.00-8,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

HDS-1

Manufacturing Process

Forged + Machined

Surface Treatment

Painting / Anti-Corrosion Coating

Operation Pressure

High Pressure

Material

Alloy Steel

Applicable Equipment

Oilfield Rotary Table

Drive Type

Square Drive / Pin Drive

Certification Standard

API 7K Certified

Compatible Kelly Type

2 1/2"-6" Square & Hexagonal

Material Grade

High Strength Alloy Steel

Customization Service

OEM & ODM Available

Quality Assurance

100% Factory Inspected

Application Scenario

Onshore & Offshore Drilling

Surface Hardening Process

Heat Treated & Precision Ground

Friction Reduction Feature

Low Friction Roller Design

Transport Package

Wooden Case / Plywood Case

Specification

0.252m³

Trademark

HNA

Origin

China

HS Code

8474100000

Production Capacity

50000 Pieces/Year

Key features

API 7K Certified Quality: Manufactured strictly according to API 7K standard with 100% factory inspection.

High Strength Alloy Steel: Heat treated for wear resistance, ensuring durability in heavy-duty drilling.

Low Friction Design: Four roller structure ensures smooth kelly rotation and reduced friction.

OEM & ODM Customization: Supports tailored sizes, designs, and specific drive types for diverse needs.

Versatile Drive Options: Available in Square Drive and Pin Drive to match various kelly types.

Extended Warranty Option: Standard 12-month warranty with optional coverage up to 36 months.

Global After-Sales Support: 24/7 technical assistance, spare parts supply, and remote/on-site training.

Robust Surface Treatment: Anti-corrosion coating and heat treatment for longevity in harsh environments.

Company profile

Years of Export ExperienceFast DeliveryQuality AssuranceManagement Certification

Qingdao Hna Oilfield Equipment 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: 23 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤5.33h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with broad customization, ODM, and OEM capabilities. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications, and reports documented quality, corrective-action, and complaint-handling procedures. Its export share is stated at 71%–90%, with 23 years of export experience, inventory capability, and participation in the Offshore Technology Conference. However, it does not provide 3D software design services, has no available SDK, no overseas warehouse, showroom, agent, or branch, and no valid manufacturing-capacity contract with affiliated subcontractors. No new products were launched in the past year, and only two R&D engineers are reported. Financial records are identified for 2021–2023, but the provided information does not contain sufficient financial performance detail to assess credibility. Customer evidence includes OEM service for well-known brands and repeat-buyer preference of 50%–80%, but no Fortune 500 cooperation.

Supplier typeThe supplier explicitly describes itself as a professional technical supplier and emphasizes learning, innovation, superior products, and technical support. This supports classification as a professional technical supplier rather than a purely trading-oriented entity.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications in both its sustainability and management-system information. These stated certifications provide explicit evidence of formal quality, occupational health and safety, and environmental management systems.

After-Sales capabilityThe supplier states that it provides pre-sales and after-sales technical support, while documented procedures and records exist for corrective and preventive actions and customer complaints. These statements support an established after-sales and issue-resolution process.

R&D capabilityThe supplier has two R&D engineers and offers ODM services, but it does not provide an SDK, did not launch new products in the past year, and does not offer 3D software design services. The evidence shows some development capability but also explicit limitations in recent innovation output and technical-service scope.

Production capacityThe supplier reports in-stock service capability, 23 years of export activity, an export share of 71%–90%, and proximity to Qingdao Port. However, it has no valid manufacturing-capacity contract with affiliated subcontractors and lacks overseas warehouses, branches, and agents, so production and international fulfillment capability cannot be rated as clearly strong overall.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad customization capability, although 3D software design services are not provided.

Client casesThe supplier reports participation in the Offshore Technology Conference, OEM service for well-known brands, and repeat-buyer preference of 50%–80%. However, it reports no cooperation with Fortune 500 companies and provides no specific customer names or case details, so the evidence is positive but limited.