What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 piece.

What is the lead time for delivery?

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

Are non-magnetic drill collars available?

Yes, specifically engineered non-magnetic variants are available for precision tasks involving sensitive directional tools.

High-Performance API 7-1 Slick Drill Collar for Oilfield Applications

Name: High-Performance API 7-1 Slick Drill Collar for Oilfield Applications
Brand: Goldenman Petroleum Equipment Co., Limited
SKU: 2079771532

Shandong, ChinaGoldenman Petroleum Equipment Co., Limited

US$3,800.00

10-19 pcs

US$3,700.00

20+ pcs

Product profile

Customization

Available

Customized

Surface Treatment

Painting

Model NO.

API SPEC 7-1

Type

Spiral Drill Collar

Usage

Oil Mining, Well Drilling

Material

AISI4145h

Weight (Kg)

200

Condition

New

Local Service Location

None

Keyword

Kelly Drill Pipe

Use

Well Drilling

Dimension(LWH)

2000*150*150mm

End Protector

Plastic Pipe Cap

Certification

API

Warranty of Core Components

1 Year

Surface

Painting

Applicable Industries

Energy & Mining

Marketing Type

Ordinary Product

Core Components

Bearing, Gear, Pump

Features

Safe and Stable

Machinery Test Report

Provided

Transport Package

Iron Shelves

Specification

Up to the quantities

Trademark

GOLDENMAN

Origin

Shandong, China

HS Code

843143

Production Capacity

1000pieces/Year

Key features

API 7-1 Certified Quality: Meets API standards with premium AISI4145h alloy steel for high yield strength and durability.

Anti-Differential Sticking Design: Features skillfully designed spiral grooves to prevent sticking and enhance drilling efficiency.

Non-Magnetic Options Available: Special non-magnetic variants engineered for precision tasks with sensitive directional tools.

Wide Size Compatibility: Available in outer diameters from 3-1/8' to 11' with standard 31-foot lengths for various needs.

Secure Thread Connections: Equipped with API Regular or premium thread options for secure and reliable drill string connections.

OEM/ODM Customization: Supports customization from samples, including weight, dimensions, and surface treatment options.

High Stability & Efficiency: Adds essential weight to drill bit with specific gravity ~7.8 for optimal downward force and stability.

Comprehensive Warranty: Provides 1-year warranty on core components including bearing, gear, and pump.

Company profile

Exhibition ExperienceImporters and ExportersHigh Repeat Buyers ChoiceYears of Export Experience

Goldenman Petroleum Equipment Co., Limited

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 18 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.40h

About Our Factory & Business Background

AddressDongying, Shandong, China

Plant Area565 square meters

Number of Employees21

Registered Capital10,000,000 RMB

Terms of PaymentT/T, D/P, Western Union, PayPal, LC, Small-amount payment

International Commercial Terms(Incoterms)FOB, CIF, EXW, CFR

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

Minimum Order Quantity1 Pc

Supply Chain Partners40

Our Production Capability & Technical Expertise

Main ProductsDrill Pipe; Heavy-Weight Drill Pipe; Drill Collars; Annular Bop

QA/QC inspectors1 people

Inspection Type for Finished ProductsRandom inspection(Visual inspection)

Inspection Method for Finished ProductsHave instruction but no written records

R&D Engineers2 people

Traceability of Raw MaterialsNo

Own BrandYes

Our Industry Experience & Global Business Record

Year of Establishment2006-03-09

Main MarketsAfrica

Repeat Buyers Choice50%~80%

Annual Export Revenue32,215,943 RMB

Number of Foreign Trading Staff12

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Product Q&A

Q:What material is used for the drill collar?

The drill collar is crafted from premium AISI4145h alloy steel, known for its exceptional high yield strength and durability under demanding conditions.

Q:What are the available size ranges?

Outer diameters range from 3-1/8' to 11', with standard lengths of 31 feet. Specific dimensions vary by model (e.g., NC31 to NC61).

Q:Is customization available for this product?

Yes, OEM and ODM services are available. Customization options include weight, dimensions, surface treatment (painting), and other specifications based on samples.

Q:What is the warranty period for core components?

We provide a 1-year warranty for core components, which include the bearing, gear, and pump.

Q:What thread connections are supported?

The drill collars are equipped with API Regular threads or other premium thread options to ensure secure and reliable connections.