What is the surface treatment for this coupling?

The standard surface treatment for this coupling is spray-paint.

Heavy Duty a P I 5CT N80 Casing Coupling for Superior Pressure Resistance

Name: Heavy Duty a P I 5CT N80 Casing Coupling for Superior Pressure Resistance
Brand: Shijiazhuang Jimai Machinery Equipment Technology Co., Ltd.
SKU: 2184936625

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

US$34.00

100-499 Pieces

US$32.50

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

Superior Pressure Resistance: Designed for superior pressure resistance and effective prevention of oil well pipe string breakage.

Fatigue Fracture Prevention: Tapered thread connection prevents fatigue fracture caused by stress concentration.

Customizable Color and Grade: Supports customization for color and specific material grades (K55/J55/L80/N80/P110).

Easy Pipeline Maintenance: Threaded connection design allows for easy pipeline maintenance and broken pipe replacement.

1-Year Warranty Coverage: Comprehensive 1-year warranty and after-sales service included with purchase.

OEM/ODM Support: Full OEM and ODM services available with flexible customization options.

Fast Lead Time: Consistent lead time of within 15 working days for both peak and off-season orders.

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: ≤2.84h

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.

Product Q&A

Q:Can the color and grade be customized?

Yes, we support customization for both color and grade. Specific grades like K55, J55, L80, N80, and P110 are available for customization.

Q:What is the warranty period for this product?

We offer a 1-year warranty and after-sales service for this heavy-duty casing coupling.

Q:How does this coupling prevent fatigue fracture?

The oil tubing end connects to the inside wall of the coupling via a tapered thread, which effectively prevents fatigue fracture caused by stress concentration and avoids oil well pipe string breakage.

Q:What are the payment terms and lead times?

Payment terms include LC, T/T, D/P, PayPal, Western Union, and others. The average lead time is within 15 working days for both peak and off-season periods.

Q:Is OEM or ODM service available?

Yes, we provide both OEM and ODM services, including customization from samples, designs, full customization, and flexible minor customization.