Drilling Rig Spare Parts | High-Quality Oilfield Equipment & Components

Who We Are

XIAN ATO INTERNATIONAL CO., LTD

Founded in 2008 and part of the ATO Group, we are a leading exporter of drilling equipment and spare parts for upstream oil field operations. Based in Xi'an, China, we have over a decade of experience supplying reliable components to global drilling projects.

Our mission is to deliver high-performance, API-certified spare parts that ensure uninterrupted drilling operations in the harshest environments — from offshore platforms to remote onshore sites.

API 7K & API 8C Certified Products
10+ Years in Oilfield Equipment Export
Global Shipping & Technical Support
OEM & Custom Solutions Available

Our Premium Products

We offer a comprehensive range of high-quality drilling rig components designed for durability, performance, and compliance with international standards.

F 2200HL API7K Standard BOMCO Mud Pump

Rated Power: 2200 HP (1640 kW)
Pump Speed: 105 SPM
Suction: 14 inches

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Oilfield ZQ203-125II Tubing Power Tong

Model: ZQ203-125II
Size Range: 3.5" – 8"
Max Torque: 125 KN

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TPH 400 Drilling Rig Mud Pump

Max Input: 600 BHP
Rod Load: 175,800 lbs
Length: 77.75” (1,975 mm)

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Hydraulic Disk Brake Drilling Rig Drawworks

Working Torque: 35–440 kN·m
Parking Torque: 25–360 kN·m
Emergency Torque: 60–800 kN·m

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7 1/16 Inch 3,000psi Annular Drilling BOP

Bore Size: 179.4 mm (7 1/16")
Working Pressure: 21 MPa (3,000 psi)
Test Pressure: 31.1 MPa (4,500 psi)

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ZP275 Drilling Rig Rotary Table

Static Hook Load: 4500 kN
Material: Casting
Color: Blue

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API7K F 1300 Mud Pump

Industrial Grade for continuous operation
Compatible with harsh drilling environments
High flow and pressure performance

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Bomco Cylinder Linner 170 API

High-pressure mud pump component
Wear-resistant and precision-engineered
Compatible with F1600 and similar models

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Why Choose Us?

API Certified

All products meet API 7K, API 8C, and API 6A standards for safety and reliability.

Factory Direct

We are a direct manufacturer and exporter, ensuring competitive pricing and fast delivery.

Global Reach

Serving clients in over 50 countries with reliable logistics and support.

Technical Support

Our engineering team provides installation guidance and troubleshooting assistance.

Frequently Asked Questions

Do you offer OEM and custom parts?

Yes, we provide OEM manufacturing and custom engineering solutions based on client specifications and drawings.

Are your products API certified?

Yes, our mud pumps, drawworks, BOPs, and other critical components are API 7K, API 8C, and API 6A certified.

What is your delivery time?

Standard parts ship within 7–15 days. Custom orders may take 3–6 weeks depending on complexity.

Do you provide technical support?

Yes, our technical team offers installation guidance, maintenance tips, and troubleshooting support.

Get in Touch

For quotes, technical inquiries, or support, visit our official website to contact the team directly.

Visit Official Website

We do not collect personal data through this page. All inquiries must be directed through the official site.

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