What payment terms do you accept?

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

What standards does the product comply with?

The product complies with API 5CT and ISO11960 standards.

What is the manufacturing technique?

The casing is manufactured using a seamless hot-rolled technique.

API 5CT Seamless Casing Grade K55 Btc Steel Casing

Name: API 5CT Seamless Casing Grade K55 Btc Steel Casing
Brand: Chengdu Derbo Steel Co., Ltd
SKU: 793419925

Sichuan, ChinaChengdu Derbo Steel Co., Ltd

US$650.00

1 Ton

Product profile

Customization

Available

Type

Seamless

Technique

Hot Rolled

Model NO.

K55

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

Wide Grade Selection: Available in API J55, K55, L80, N80, P110, and other grades for diverse drilling needs.

Customizable Dimensions: Outer diameter 114.3-508mm, wall thickness 5.21-16.13mm, and lengths R1/R2/R3.

Multiple Connection Types: Supports BTC, Fox, Hydril, and equivalent connections for flexible integration.

Seamless Manufacturing: Produced via hot-rolled seamless technique ensuring high structural integrity.

Standard Compliance: Meets API 5CT and ISO11960 standards with strict tolerance controls.

Black Surface Treatment: Standard black finish provides protection for oil and gas drilling applications.

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

Global Payment Options: Accepts LC, T/T, D/P, PayPal, Western Union, and O/A for secure transactions.

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: ≤0.54hTerms 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.