What types of connections are available?

We supply EUE (Internal Upset External Upset) and NUE (Non-Upset) tubing couplings.

What material is used for the coupling?

The coupling is made of stainless steel with a spray-paint surface treatment.

N80 EU Nu Tubing Coupling with Thread Protectors Customizable

Name: 4-1/2 L80/N80 EU Nu Tubing Coupling with Thread Protectors Customizable
Brand: Shijiazhuang Jimai Machinery Equipment Technology Co., Ltd.
SKU: 2184934325

Hebei, ChinaShijiazhuang Jimai Machinery Equipment Technology Co., Ltd.

US$10.00

100-499 Pieces

US$9.00

500+ Pieces

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

all

Manufacturing Process

Upsetting

Surface Treatment

Spray-Paint

Operation Pressure

Atmospheric Pressure

Material

Stainless Steel

Color

Support Customization

Grade

K55 J55 L80 N80 P110

Thread

EU Nu

Applicable Medium

Oil

Transport Package

Standard Export Packing

Specification

Standard

Trademark

Origin

China

HS Code

790799000

Production Capacity

50000/Month

Key features

Customizable Grades: Available in K55, J55, L80, N80, and P110 grades to match pipe body requirements.

Customizable Color: Color customization is supported to meet specific project or identification needs.

1-Year Warranty: Comprehensive 1-year warranty coverage for mechanical defects and manufacturing issues.

Upset Manufacturing Process: Manufactured via upsetting process for enhanced connection stress and fatigue resistance.

EUE and NUE Options: Available in Internal Upset External Upset (EUE) and Non-Upset (NUE) configurations.

Stainless Steel Material: Constructed from high-quality stainless steel for durability in oil drilling environments.

Fast Lead Time: Peak and off-peak season lead times are both within 15 working days.

OEM and ODM Services: Full customization, minor customization, and design-based customization services available.

Company profile

Importers and ExportersFast DeliveryR&D Capabilities

Shijiazhuang Jimai Machinery Equipment Technology Co., Ltd.

Hebei, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2024-01-01Nearest Port: TianjinAverage Response Time: ≤2.78h

AI-Powered supplier vetting

SummaryShijiazhuang Jimai Machinery Equipment Technology Co., Ltd. is identified as a trading company and limited company offering water well drilling rigs and mud pumps. It reports OEM service for well-known brands, broad customization options, and substantial export activity, with self-operated import and export rights stated. The supplier describes independent development and production of water well drilling rigs and accumulated maintenance and after-sales experience. However, it has only three employees, no inventory, overseas warehouse, overseas showroom, overseas agents or branches, and no recorded participation in offline trade shows. The provided information confirms financial records for 2021–2023 but does not disclose financial results. An SGS audit is listed, although the audit result is recorded as 0 and the report validity shown ended on 2025-05-07. No specific certifications or customer cases are provided.

Supplier typeThe supplier is explicitly classified as a trading company and a limited company. Its listed offerings are water well drilling rigs and mud pumps, while its business scope includes machinery sales, construction and mining machinery, import/export, and technology services.

After-Sales capabilityThe supplier states that it has accumulated maintenance technology and after-sales handling experience through extensive user contact and usage data. It lists equipment installation as an overseas service offering, but has no overseas agents or branches and serves zero listed countries, indicating limited documented international service coverage.

R&D capabilityThe supplier states that it independently develops and produces a new generation of water well drilling rigs and provides technology development and promotion services. However, it reports no available SDK, and no specific patents, R&D personnel, facilities, or measurable innovation outcomes are provided.

Customization capabilityThe supplier explicitly lists customization from samples, customization from designs, full customization, minor customization, and flexible customization. This directly indicates broad stated customization coverage.