What is the lead time?

The average lead time is within 15 workdays for both peak season and off-season.

What materials are used?

We use steel grades including J55, K55, N80, N80-1, N80-Q, L80, and P110 for our tubing and casing couplings.

5"K55 Ltc Casing Coupling for Oilwell API Standard Casing Coupling

Name: 5"K55 Ltc Casing Coupling for Oilwell API Standard Casing Coupling
Brand: Hongkong Eastlong Technology Co., Limited
SKU: 2018920172

Guangdong, ChinaHongkong Eastlong Technology Co., Limited

US$5.90

100 Pieces

Product profile

Customization

Available

After-sales Service

Technical Support

Warranty

1 Year

Model NO.

Manufacturing Process

CNC Milling

Surface Treatment

Phosphating and Coating

Operation Pressure

Atmospheric Pressure

Material

API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Grade

J55, K55, N80-1, N80-Q, L80, C90, P110

Type

Welded Steel Pipe

Connection

Male Threads

Usage

Joining Pipe Lines

Customized Support

OEM, ODM, Obm

Shape

Round

Standard

API, API 5CT

Keyword

Hot Rolled Galvanized Tubing

Certification

API 5CT

Transport Package

Wooden Box

Specification

J55, K55, N80-1, N80-Q, L80, C90, P110

Trademark

eastlong

Origin

Henan, China

HS Code

7307920000

Production Capacity

50000 Piece/Year

Key features

API Certified Quality: Products certified by API 5CT and CNPC Quality Testing Centre.

Precise CNC Processing: Threads processed by CNC lathes ensuring interchangeability.

Wide Grade Selection: Available in J55, K55, N80, L80, P110 and other steel grades.

Third-Party Inspection: Supports inspections by BV, SGS, and TUV for quality assurance.

Comprehensive Testing: Complete testing for thread tape, pitch, depth, and profile.

1-Year Warranty: Standard 1-year warranty coverage for mechanical defects.

Technical Support: Professional after-sales technical support services provided.

Flexible Payment: Accepts T/T, L/C, D/P, PayPal, and Western Union payments.

Company profile

Hongkong Eastlong Technology Co., LimitedGuangdong, China

Business Type: Manufacturer/FactoryExport Year: 2010-04-01Nearest Port: Shenzhen/Tianjing/Shanghai/HongkongAverage Response Time: ≤5.09hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP

About Our Factory & Business Background

AddressRoom 608 Building A17, Cuigang 4th Industrial Park, Fuyoung Street Baoan, Shenzhen, Guangdong, China

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsTubing Coupling, Casing Coupling, Pup Joints, Crossovers, Centralizer, Carbon Steel Pipe, API 5L Pipe, Oil Drill Pipe, Oilfield Drilling Rig, Oil Country Tubular Goods

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:How to place an order?

Send your inquiry with item description or model number. We will provide a quotation and order form. If no packing demand is specified, we use standard exported packing.

Q:What certifications do you have?

Our products are produced according to ISO 9001:2008 and API standards. They have passed CNPC Quality Testing and Inspection Centre identification.

Q:Can I expect high quality products?

Yes, mature production technology ensures quality meets international requests. We welcome third-party inspections such as BV, SGS, and TUV.

Q:What are the payment methods?

We accept T/T (Telegraphic Transfer) or L/C at sight. Other methods include D/P, PayPal, Western Union, and Money Gram.

Q:What are the shipping options?

For sample orders, we suggest courier express (DHL/UPS/TNT/FEDEX) or air freight. For bulk orders, we suggest air or sea freight.