What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and O/A.

What is the surface treatment of the casing?

The standard surface treatment is black finish.

Which ports are used for export?

We ship from Tianjin port, Guangzhou port, and Shanghai port.

API Spec 5CT Casing C90-1 Btc Steel Casing for Oil Field

Name: API Spec 5CT Casing C90-1 Btc Steel Casing for Oil Field
Brand: Chengdu Derbo Steel Co., Ltd
SKU: 787712665

Sichuan, ChinaChengdu Derbo Steel Co., Ltd

US$900.00

10 Tons

Product profile

Customization

Available

Type

Seamless

Technique

Hot Rolled

Model NO.

Casing

Material

API J55, API K55, API L80, API N80, API P110,etc.

Surface Treatment

Black

Usage

Oil/Gas Drilling

Section Shape

Round

Size

114.3 - 508 mm

Thickness

5.21 - 16.13 mm

Length

R1/R2/R3

Connection

Btc, Fox, Hydril(Equivalent)etc

Transport Package

Regular Packing or Buyers' Requirement

Specification

SGS

Trademark

Derbo

Origin

China

HS Code

3917310000

Production Capacity

100000

Key features

API 5CT Certified Grades: Available in J55, K55, L80, N80, P110, C90, T95, Q125 and more per API 5CT/ISO11960 standards.

Seamless Hot Rolled Construction: Manufactured using hot rolling technique for seamless structural integrity in oil and gas drilling.

Customizable Dimensions: Size 114.3-508mm, Thickness 5.21-16.13mm, and Length R1/R2/R3 available per customer requirements.

Multiple Connection Types: Offers Btc, Fox, Hydril, and equivalent connections for versatile oil field applications.

Wide Diameter Range: Casing available from 4.5 inch to 20 inch (114.3mm to 508mm) to suit various drilling needs.

Black Surface Treatment: Standard black finish applied for corrosion resistance and durability in harsh environments.

Flexible Lead Time: Off-season delivery within 15 workdays; peak season delivery within one month.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamIn-stock Capacity

Chengdu Derbo Steel Co., Ltd

Sichuan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2006-08-08Nearest Port: Tianjin port, Guangzhou port, Shanghai portAverage Response Time: ≤0.06hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, CPT, Others

AI-Powered supplier vetting

SummaryThe supplier demonstrates customization and ODM capabilities, maintains inventory capacity, accepts multiple trade and service-payment terms, and reports ISO9001:2015 and CE certifications. However, its service-management procedures lack written records, and it has no overseas showroom, overseas agents or branches, overseas warehouse, or offline trade-show participation. No new products were reported in the past year, and digital management capabilities appear limited, with no ERP, CRM, SAP, SDK, or AI-based management implementation identified. Financial information supplied for the stated periods consists of zero values, which does not establish financial credibility. Evidence of named customers, completed projects, or recognized-brand OEM work is absent.

CertificationsThe supplier reports an ISO9001:2015 certificate and CE product certification capability. It also states that regular fire drills were conducted during the past year, supporting operational safety practice, although no additional certification details are provided.

After-Sales capabilityThe supplier has written procedures for service assessment, corrective and preventive action, and customer complaints, but has no written records demonstrating implementation. It lacks overseas service infrastructure and overseas warehouse capability, while offering multiple quotation and payment terms and reporting one-month lead times in both peak and off-season.

Financial creditThe supplied financial indicators for the stated periods are all recorded as zero, including operating revenue, costs, profit, gross margin, and current ratio. This information does not demonstrate financial strength or reliable financial performance.

R&D capabilityThe supplier offers ODM and multiple forms of customization, but reports no new products in the past year and no available SDK. It also reports no ERP, CRM, SAP, or AI-based management implementation, while the stated technical-transformation, big-data, and OA capability values are zero.

Customization capabilityThe supplier explicitly provides customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. These stated offerings provide clear evidence of broad customization capability.