What are the lead times for production?

The average lead time is one month for both peak and off-peak seasons.

What are the payment terms?

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

What is the minimum order quantity?

The minimum order quantity is 1 Ton.

API 7-1 Drill Collars /Spiral Drill Collars for Well Drilling

Name: API 7-1 Drill Collars /Spiral Drill Collars for Well Drilling
Brand: Hunan Shunfu Metal Material Co., Ltd.
SKU: 2048269285

Hunan, ChinaHunan Shunfu Metal Material Co., Ltd.

US$500.00-2,000.00

1 Piece

Sample price:US$50.00/kg.Request sample

Product profile

Customization

Available

After-sales Service

Technical/Sample/Quality

Warranty

1 Year

Manufacturing Process

Forging

Surface Treatment

Polishing

Operation Pressure

Atmospheric Pressure

Material

Alloy

Steel Grade

4145h

Protectors

Thread Protectors

Properties

Ns1 and Ds1 Properties

Standard

According to API Spec 7-1

Available

Pony Drill Collar Available

Groove

Stress Reflief Groove

Transport Package

Standard

Specification

3 1/8" - 11"

Trademark

SHUNFU

Origin

China

Production Capacity

100000 Tons Per Year

Key features

API 7-1 Compliance: Manufactured strictly according to API Spec 7-1 standard with NS1 and DS1 properties.

Spiral Groove Design: Spiral grooves allow mud circulation to relieve pressure difference and reduce sticking.

High Strength Material: Made of AISI 4145H modified alloy steel for superior strength and toughness.

Wide Size Range: Available sizes from 3.1/8 to 11 inches with various connection types.

Customization Options: Customization available from samples and designs for specific requirements.

Quality Certifications: Meets API 5DP, API 7G, and ISO 9001 international requirements.

Fatigue Resistance: Phosphatized cold roll on threads improves fatigue resistance.

1-Year Warranty: Comes with a 1-year warranty covering mechanical defects.

Company profile

Fast DeliveryLow MOQHigh Repeat Buyers ChoiceExperienced Team

Hunan Shunfu Metal Material Co., Ltd.

Hunan, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 5 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryHunan Shunfu Metal Material Co., Ltd. is a supplier of steel pipes with a focus on ODM and OEM services, though it lacks 3D design services and recent product innovations. The company has a solid export focus, especially in Southeast Asia and the Middle East. Despite having no overseas showrooms or participation in trade shows, it maintains effective production with a significant proportion of exports. However, the company lacks formal procedures for quality assurance and customer complaint handling, and does not hold any certification for these processes.

Supplier typeHunan Shunfu Metal Material Co., Ltd. is a professional technique supplier specialized in steel pipes and operates as a limited company. It offers ODM and OEM services but does not provide 3D design services or belong to a larger company group.

CertificationsThe supplier underwent an audit conducted by SGS, but the result of the audit evaluation was zero, and there is no indication of any certifications held.

After-Sales capabilityThere are no written procedures or records for handling customer complaints or quality assurance, indicating gaps in formal after-sales service processes.

R&D capabilityThe supplier has not launched any new products in the past year and lacks SDK availability, indicating limited innovation capability.

Production capacityThe supplier has a significant annual production output of 100,000 tons of oil steel products, indicating strong production capabilities.

Customization capabilityThe supplier provides customization services from samples and designs, along with ODM and OEM capabilities, highlighting strong customization capability.