What are the payment terms?

We accept LC (Letter of Credit) and T/T (Telegraphic Transfer) as terms of payment.

What is the lead time for production?

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

Where is your company located?

We are located in Dongying city, Shandong, China, near the Shengli Oilfield.

Hinged Bow Spring Centralizer/Casing Centralizer

Name: Hinged Bow Spring Centralizer/Casing Centralizer
Brand: Dongying Zhaoxin Industry and Trade Co, Ltd.
SKU: 2204125395

Shandong, ChinaDongying Zhaoxin Industry and Trade Co, Ltd.

US$500.00

1 Piece

Sample price:US$500.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1 Year

Model NO.

9-5/8

Manufacturing Process

Casting

Surface Treatment

Galvanized

Operation Pressure

Atmospheric Pressure

Material

Alloy

Transport Package

Wooden Case

Specification

Adjustable bow heights from 4-1/2" to 20"

Trademark

Origin

China

Key features

Wide Size Range: Available in sizes from 4-1/2' to 20' to suit various cementing projects.

High Cementing Efficiency: Larger diameter centralizes casing effectively in vertical and deviated wellbores.

Multiple Types Available: Offer single piece, hinged, and slip-on types with or without welding.

ISO Certified Quality: ISO 9001, 14001, 45001 certified with full quality monitoring systems.

Alloy Material Construction: Made from durable alloy with galvanized surface treatment for longevity.

Manufacturer Direct Supply: Direct from Dongying Zhao Xin Industry and Trade Co., Ltd., established in 2001.

Global Export Experience: Products exported to North America, South America, Middle East, and India.

OEM/ODM Services: Supports OEM and ODM services with 5 dedicated R&D engineers.

Company profile

Dongying Zhaoxin Industry and Trade Co, Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2014-04-14 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤15h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryDongying Zhaoxin Industry and Trade Co., Ltd. is a China-based limited company in Shandong that manufactures and processes oilfield tools and equipment. The supplier reports ISO9001:2015, ISO14001:2015, and ISO45001:2016 certifications, a dedicated R&D team, more than 40 national patents, six to ten quality-control staff, and two production lines. It offers downhole tools, cementing tools, wellhead equipment, oil-well packers, tubing anchors, and torque anchors. The company states that it provides research, development, manufacturing, sales, and after-sales service. Export activity is documented since 2014, with markets in South America and Europe, although export sales represent only 11%–20% of total sales. Evidence is insufficient to assess financial credibility, customization capability, or specific customer cases.

Supplier typeThe supplier is a Chinese limited company engaged in manufacturing and processing machinery, specifically oilfield tools and equipment. Its stated activities cover research, development, manufacturing, sales, and after-sales service, indicating a manufacturer rather than only a trading intermediary.

CertificationsThe supplier explicitly reports ISO9000 international quality-system certification and current ISO9001:2015, ISO14001:2015, and ISO45001:2016 certificates. These certifications provide direct evidence of formal quality, environmental, and occupational-health-and-safety management systems.

After-Sales capabilityThe company explicitly states that its business includes sales and after-sales service for oilfield tools and equipment. However, the slices do not describe service coverage, staffing, response times, spare parts, or warranty terms.

R&D capabilityThe supplier reports a practical and experienced R&D team, more than 40 national patents, five years of R&D-engineer experience, and a stated focus on new products and technology. These claims directly support an established innovation function, although no patent titles or technical performance data are provided.

Production capacityThe supplier operates a manufacturing plant of 11,000 square meters, two production lines, and reports one-month order fulfillment in both off-peak and peak seasons. Its listed product scope covers multiple oilfield equipment categories, supporting production capability, although detailed capacity and equipment information is unavailable.