What is the lead time?

The average lead time is one month for both peak season and off-season.

What is the warranty period?

We provide a one-year warranty for our products.

API 7-1 Downhole Thread Adapter Crossover Lifter Drill Collar Lifting Sub

Name: API 7-1 Downhole Thread Adapter Crossover Lifter Drill Collar Lifting Sub
Brand: Dongying Tianrui Petroleum Technology Co., Ltd.
SKU: 2087554532

Shandong, ChinaDongying Tianrui Petroleum Technology Co., Ltd.

US$200.00

1-99 Pieces

US$80.00

100+ Pieces

Sample price:US$200.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Repair

Warranty

One Year

Model NO.

Sub

Manufacturing Process

Forging

Surface Treatment

Spray-Paint

Operation Pressure

Atmospheric Pressure

Material

Stainless Steel

Certificate

API

Connection

Nc, Reg, Fh, If

Key Words

X-Over Sub,Lift Sub,Saver Sub

Transport Package

Woodenbox

Specification

customizable

Trademark

Origin

Shandong Dongying

HS Code

84314310

Production Capacity

5000 PCS/Year

Key features

API 7-1 Certified: Manufactured according to API specifications with API monogram for downhole applications.

Premium Material: Made from AISI 4145H modified quenched and tempered stainless steel for durability.

One Year Warranty: Comes with a comprehensive one-year warranty covering mechanical defects.

Forging Process: Manufactured using high-strength forging process for enhanced structural integrity.

Customizable Connections: Available in NC, REG, FH, and IF connection types to fit various drill stem requirements.

Versatile Sub Types: Includes straight, reduced-section, saver, lift, and top drive subs for multiple uses.

Wide Size Range: Size availability from 3 1/8 to 11 inches OD and 36 to 48 inches length.

24/7 Support: Provides 24-hour online maintenance guidance service for all equipment.

Company profile

Cooperated with Fortune 500High Repeat Buyers ChoiceImporters and Exporters

Dongying Tianrui Petroleum Technology 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: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.43h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with 3D software design and multiple customization options. Its business covers petroleum machinery, hydraulic components, mechanical equipment services, electrical equipment, instruments, chemical products, and camping houses. Quality and sustainability credentials include ISO9001:2015, ISO45001:2018, and ISO14001, while documented quality procedures, raw-material traceability, and two inspectors support basic quality control. The supplier has in-stock capacity, a one-month average lead time in both peak and off-season, and 12 qualified service-capability suppliers. However, it lacks an available SDK, valid manufacturing-capacity contracts with factories or related subcontractors, overseas warehouses, overseas showrooms, overseas agents or branches, and offline trade-show experience. Corrective-action and complaint procedures exist but lack written records. Financial information is represented only by reporting years, so financial...

Supplier typeThe supplier is explicitly identified as a professional technical supplier. Its stated scope includes petroleum machinery and accessories, hydraulic components, mechanical equipment services, electrical equipment, instruments, and related products, indicating a technically oriented industrial supplier.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, and earlier company information states that quality, environmental, and occupational health and safety management system certifications were obtained in 2014. These records provide explicit evidence of certification holdings.

R&D capabilityThe supplier is described as having professional technical R&D capability and can provide 3D software design services, which supports design and technical development capability. However, no SDK is available, indicating a limitation in SDK-based development or integration.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same range is supported in the design-services capability record, providing clear evidence of broad customization capability.

Product Q&A

Q:How do you guarantee quality?

Pre-production samples are always available before mass production; final inspection is always carried out before shipment.

Q:What services can you provide?

Accepted delivery conditions include FOB, CIF, FAS, DDP, and express. Payment currencies accepted are USD, AUD, Euro, and RMB. Payment types include T/T, L/C, MoneyGram, credit card, PayPal, Western Union, and cash.

Q:What is the after-sales service?

We provide 24-hour online maintenance guidance service.

Q:What languages do you support?

We support English, Chinese, and other languages.

Q:Is customization available?

Yes, we offer customization from samples, designs, full customization, minor customization, and flexible customization.