What are the payment terms?

Accepted payment types include T/T, L/C, MoneyGram, credit card, PayPal, Western Union, and cash.

What is the lead time?

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

Is customization available?

Yes, we offer OEM/ODM services, including full customization, minor customization, and flexible customization.

API Oilfield 4140h 4145m Drill Collar Lifting Tubing Crossover Sub

Name: API Oilfield 4140h 4145m Drill Collar Lifting Tubing Crossover Sub
Brand: Dongying Tianrui Petroleum Technology Co., Ltd.
SKU: 2084373202

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 Certified Quality: Manufactured according to API specifications with API monogram for guaranteed reliability.

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

Versatile Applications: Used for crossovers, saver subs, lift subs, and top drive subs in oil drilling operations.

Customizable Connections: Available with NC, REG, FH, and IF connection types to suit various drilling needs.

Comprehensive Warranty: Includes a one-year warranty and 24-hour online maintenance guidance service.

Flexible Customization: Supports OEM/ODM services, full customization, and minor customization options.

Strict Quality Control: 100% visual inspection of finished products with pre-production sample approvals.

Wide Size Range: Bit sub sizes available from 3 1/8' to 11' OD and 36' to 48' length.

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: ≤0.76h

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.