What certifications does the product have?

The product holds API5CT, ISO9001, GOST, and ISO14001 certifications.

What is the warranty period for the casing pipes?

We provide a 1-year warranty for our casing pipes.

What are the available steel grades?

Available grades include J55, K55, N80, L80, P110, C95, T95, Q125, L80-13CR, P110-13CR, 80S, 80SS, 95S, 95SS, P110S, and P110SS.

High Quality Oil Casing Pipe with API 5CT Certification, Factory Supply

Name: High Quality Oil Casing Pipe with API 5CT Certification, Factory Supply
Brand: Shanghai Baori Steel Industries Co., Ltd.
SKU: 2258151035

Shanghai, ChinaShanghai Baori Steel Industries Co., Ltd.

US$800.00-1,000.00

1 Ton

Product profile

After-sales Service

According to Contract

Warranty

1 Year

Certification

API5CT, ISO9001, GOST, ISO14001

Model NO.

API 5CT

Applicable Medium

Natural Gas, Crude Oil

Material

Steel

Stand

API 5CT

Tubing Od

2 3/8" - 4 1/2" (60.3mm-114.30mm)

Casing Od

4 1/2"- 20" (114.3mm-508mm)

Wall Thickness

0. 205"- 0.635"

Length

R1,R2,R3

Steel Grade

J55/K55/N80/L80/P110/C95/T95/Q125/L80-13cr/P110- 1

Connection Type

Nu/EU/Ij/Stc/Btc/Ltc/Premium Connection

Transport Package

Protection Caps in Both Ends, Waterproof Paper Wra

Specification

API5CT

Trademark

Baori Steel

Origin

China

Key features

API 5CT Certified Quality: Manufactured in strict compliance with API 5CT standards for petroleum industry reliability.

Corrosion Resistant Grades: Specialized L80 and C90 grades serve as anti-corrosion armor for acidic environments.

High Strength for Deep Wells: P110 and higher grades provide rock-solid support against ultra-high pressures and stresses.

Patented Special Thread Tech: Proprietary special buckle technology reduces downhole operational risks and time costs.

Large Scale Production Capacity: Four casing threading lines with an annual production capacity of 200,000 tonnes.

Strict Internal Quality Control: Thread parameters exceed API standards by over 20% with 100% inspection coverage.

15 Years Manufacturing Experience: Own factory in Shanghai with over 15 years of experience in steel production.

Global Export Capability: Exported to over 50 countries with a well-established export process system.

Company profile

High Repeat Buyers ChoiceFast DeliveryLow MOQFlexible Customization

Shanghai Baori Steel Industries Co., Ltd.

Shanghai, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤1.34h

AI-Powered supplier vetting

SummaryShanghai Baori Steel Industries Co., Ltd. is a limited company with three employees, offering Spring Steel Cold Coin and a broad range of hardware, building-material, ceramic, timber, automotive, motorcycle, and general merchandise products. It reports flexible customization and one year of export experience, but no ODM, popular-brand OEM, SDK, or new-product launches during the past year. Service coverage is limited: it has no stock, overseas warehouse, showroom, agent, or branch, and serves zero overseas countries according to the provided data. Peak- and off-season lead times are stated as within 15 workdays to one month. Quality-system evidence is incomplete, with zero listed quality-control testing equipment and unknown quality assurance and traceability status. An audit by TÜV Rheinland is recorded, but the audit result is shown as 0 and the report validity ended on 2025-10-14. No customer cases or offline trade-show participation are provided.

After-Sales capabilityThe supplier has 10 qualified service suppliers and accepts FOB, CIF, and CFR quotation terms plus LC and T/T payment terms. Nevertheless, it has no stock, overseas warehouse, showroom, agent, or branch; it has served zero overseas countries in the provided data, and its service corrective/preventive-action mechanism lacks written procedures or records.

R&D capabilityThe supplier launched no new products during the past year and does not provide ODM services, popular-brand OEM services, or an SDK. One R&D engineer is listed, but the stated responsibility is handling product photos, which does not demonstrate substantive product-development capability.

Production capacityThe supplier offers flexible customization and reports lead times ranging from within 15 workdays to one month in both off- and peak-season statements. However, it has only three employees, no in-stock capacity, zero listed quality-control testing equipment, and unknown quality-assurance and traceability status, indicating explicit production and quality-control limitations.

Customization capabilityThe supplier explicitly reports flexible customization for its Spring Steel Cold Coin offering. The provided slices do not specify customization scope, tooling, technical resources, or delivery conditions, but the stated capability is direct evidence of customization availability.

Product Q&A

Q:What is the primary function of oil casing?

To support the wellbore walls, isolate formations, prevent blowouts, and establish a secure pathway for oil and gas extraction.

Q:How should one select the appropriate casing steel grade?

Selection depends on well depth, formation pressure, and corrosive environment. Common grades include N80 (general conditions), L80 (corrosive environments), and P110 (deep wells with high pressure).

Q:What is the difference between API threads and special threads?

API threads offer cost-effective versatility; special threads provide superior sealing, tensile strength, and torsional resistance, suitable for high-pressure gas wells or complex well conditions.

Q:What key parameters are required when ordering casing?

Outer diameter, wall thickness, steel grade, thread type, length, and quantity. Specify whether API 5CT compliance is required.

Q:How to determine if casing quality meets standards?

Verify API certification marks and third-party inspection reports. Inspect physical markings, dimensional accuracy, thread machining quality, and non-destructive testing records.