What materials are used for Class T and SM couplings?

Class T uses AISI 5140, while Class SM uses spray metal coating on base metal.

How many times can couplings be reused?

We recommend changing couplings after three make-ups if threads are acceptable.

What surface treatments are available?

Options include black coating, phosphating, or spray metal as per customer requirement.

API 11b Sucker Rod Coupling T Sm Class Petroleum Equipment

Name: API 11b Sucker Rod Coupling T Sm Class Petroleum Equipment
Brand: Dongying Kenli Jinxiu Petroleum Machinery Co., Ltd
SKU: 1990279052

Shandong, ChinaDongying Kenli Jinxiu Petroleum Machinery Co., Ltd

US$1.50-3.00

1 Piece

Product profile

Customization

Available

After-sales Service

Online Service

Warranty

12 Months

Model NO.

All Models

Manufacturing Process

Forging

Surface Treatment

Spray-Paint

Operation Pressure

Atmospheric Pressure

Material

AISI 4130 4140 4330

Features

Sm T

Material Type

40cr AISI 4130

Type

Slim Hole and Full Size

Length

102 mm

Transport Package

Standard Export Package

Specification

5/8" ~ 1-1/2"

Trademark

JX PETRO

Origin

China

HS Code

84314310

Production Capacity

10000 Piece/Pieces Per Month

Key features

API 11B Compliant Manufacturing: Class T and SM couplings manufactured strictly per API Specification 11B standards.

Cold Form Rolled Threads: Thread rolling creates compressive stress for maximum strength at the root.

Customizable Surface Treatment: Options include phosphate chemical treatment, black oxide, or spray metal coating.

Multiple Size Variants: Available in full size, slim hole, over size, and combination sub-couplings.

High Wear Resistance: Designed with increased wear and corrosion resistance for harsh environments.

Diverse Material Options: Constructed from AISI 4130, 4140, 4330, or AISI 5140 steel grades.

12 Months Warranty: Comprehensive 12-month warranty coverage for all mechanical equipment.

OEM and ODM Services: Full customization support for logo, color, and specific product features.

Company profile

Dongying Kenli Jinxiu Petroleum Machinery Co., Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2022-09-05 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.74h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryDongying City Kenli District Jinxiu Petroleum Machinery Co., Ltd (JX PETRO) is a Chinese oil equipment manufacturer founded in 2005, with a significant focus on production and trade services. The company operates six production lines, primarily serving the domestic market, and has a registered capital of 50 million RMB. JX PETRO holds various certifications, including ISO9001, ISO14001, and ISO45001, highlighting their commitment to quality, environmental, and safety standards. Despite a recent start in exporting, the company has developed a range of petroleum-related products and holds six national patents, indicating a foundation in innovation. However, specific information on after-sales services and financial credibility remains sparse.

Supplier typeJX PETRO is a factory and a limited company specializing in petroleum machinery, situated in the Shengli Oilfield region of China.

CertificationsThe supplier holds ISO9001, ISO14001, and ISO45001 certifications, demonstrating adherence to quality, environmental, and safety management standards.

R&D capabilityJX PETRO has made investments in R&D and holds six national patents, indicating a focus on innovation.

Production capacityThe company operates six production lines and has a substantial plant area, indicating significant production capability.