What is the manufacturing process?

The product is manufactured using CNC milling and polishing processes to ensure high precision.

What is the lead time for orders?

The average lead time is one month, regardless of whether it is peak or off-peak season.

What payment terms are accepted?

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

Polished Rod 1-1/4" with Pin Thread

Name: Polished Rod 1-1/4" with Pin Thread
Brand: Dongying Zhaoxin Industry and Trade Co, Ltd.
SKU: 2124946635

Shandong, ChinaDongying Zhaoxin Industry and Trade Co, Ltd.

US$150.00

10 Pieces

Sample price:US$150.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

After Sale Service

Warranty

12 Month

Model NO.

Polished rod

Manufacturing Process

CNC Milling

Surface Treatment

Polishing

Operation Pressure

100 Psi

Material

Alloy

Name

Polished Rod

Standard

Ap 11b

Thread

Polished Rod Pin

Rod Material

AISI 4140

Length

2~40FT

Transport Package

by Bulk

Specification

1-1/8"

Trademark

Origin

China

HS Code

8481431000

Production Capacity

1000 PCS Per Month

Key features

High-Strength Alloy Material: Manufactured from AISI 4140 chromium-molybdenum alloy steel for light to heavy loads.

Superior Corrosion Resistance: Alloyed to resist corrosion and abrasion in mild to medium corrosive well fluids.

Excellent Tensile Strength: Minimum tensile strength of 125,000 PSI for Alloy Steel grade.

Precision CNC Manufacturing: Produced using CNC milling processes to ensure perfect thread quality.

Diverse Length Options: Available in lengths ranging from 2 to 40 feet to suit various operational needs.

Comprehensive Warranty: Includes a 12-month warranty coverage for mechanical reliability.

Customization Available: OEM and ODM services available for tailored product specifications.

Versatile Application: Ideally suited for progressing cavity pump applications and sucker rod couplings.

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: ≤10.72h 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.