What certifications does the manufacturer hold?

The manufacturer is API-Certified and implements ISO quality management and HSE systems.

What is the operation pressure rating?

The float valve sub is designed for atmospheric pressure operation.

What after-sales services are available?

Support is provided for after-sales service needs.

API 7-1 Float Valve Sub/Float Valve for Drilling Well Use

Name: API 7-1 Float Valve Sub/Float Valve for Drilling Well Use
Brand: Tianhe Oil Technology Co., Ltd.
SKU: 1915422861

Heilongjiang, ChinaTianhe Oil Technology Co., Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

After-sales Service

Support

Warranty

Support

Model NO.

4 "~9 1/2"SUB OD

Manufacturing Process

CNC Milling

Surface Treatment

Spray-Paint

Operation Pressure

Atmospheric Pressure

Material

Alloy

Transport Package

Wooden Case

Specification

see the detail specification

Trademark

TIANHE

Origin

China

HS Code

8208101900

Production Capacity

50000piece/Year

Key features

API 7-1 Certified: Meets API 7-1 standards for float valve subs used in drilling well operations.

Precision CNC Manufacturing: Produced using advanced CNC milling and 5-axis machining centers for high precision.

Alloy Material Construction: Constructed from durable alloy materials to withstand harsh drilling conditions.

Blowout Prevention: Automatically closes nozzle during blowouts to prevent mud influx and drilling accidents.

Comprehensive Quality Control: Undergoes 100% visual and function inspection with advanced flaw detection equipment.

Full Customization Available: Offers full customization from samples and designs to meet specific operational needs.

Global Supply Capability: Serves over 200 international oil companies with 20 years of export experience.

Rapid Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons.

Company profile

High Repeat Buyers ChoiceExhibition ExperienceQuality AssurancePrivate Mold

Tianhe Oil Technology Co., Ltd.

Heilongjiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier operates in oil drilling, workover, cementing, completion, mining machinery, and related technical services. It has documented production equipment, quality-control procedures, product traceability, complaint-handling procedures, and customization options ranging from sample-based work to full customization. The supplier reports recent new-product development and ODM services, but is not identified as a professional technical supplier and does not provide 3D software design or SDK services. It holds ISO9001:2015, ISO45001:2018, ISO14001, and other certifications. Financial records are identified for 2020–2022, but their contents are not provided. Overseas warehouse, showroom, agent, or branch capabilities are absent. No specific customer cases are disclosed.

Supplier typeThe supplier is explicitly not classified as a professional technical supplier, while its stated business scope covers production, R&D, sales, maintenance, leasing, and technical services for oil drilling, workover, cementing, completion, and mining equipment. This indicates an equipment-focused industrial supplier with related technical-service activities rather than a dedicated professional technical-services provider.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, ISO14001, and other certifications. These certifications provide explicit evidence of quality, occupational health and safety, and environmental management certification.

After-Sales capabilityThe business scope includes maintenance and technical services, and the supplier has a clear, followed procedure for handling customer complaints. However, it has no overseas warehouse, showroom, overseas agent, or overseas branch, so international service coverage is limited based on the available evidence.

R&D capabilityThe supplier reports new products within the past year and provides ODM services, indicating active product-development capability. However, it does not provide 3D software design services, has no available SDK, and is explicitly not classified as a professional technical supplier, which limits the demonstrated scope of innovation support.

Production capacityThe supplier has a broad equipment base including tempering, carburizing and nitriding furnaces, lathes, milling and boring machines, CNC machining centers, and impact-testing equipment. Finished-product inspection instructions are uniformly followed, and the supplier reports 20 years of export experience with 41%–50% of sales from exports.

Customization capabilityBoth records explicitly list customization from samples, customization from designs, minor customization, and full customization. This demonstrates a broad stated customization range covering limited modifications through fully customized products.