What is the lead time for production?

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

Can high torque connections be manufactured?

Yes, high torque connections can be manufactured upon request to meet specific operational demands.

What internal coating options are available?

Internal coating can be provided on request to enhance corrosion resistance and performance in specific environments.

4145h Mod Od 3 1/2 Spiral Heavy Weight Drill Pipe

Name: 4145h Mod Od 3 1/2 Spiral Heavy Weight Drill Pipe
Brand: Hunan Shunfu Metal Material Co., Ltd.
SKU: 2092220655

Hunan, ChinaHunan Shunfu Metal Material Co., Ltd.

US$1,300.00-1,900.00

1 Ton

Sample price:US$80.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Technical/Sample/Quality

Manufacturing Process

Forging

Model NO.

4145H

Surface Treatment

Coating

Operation Pressure

Atmospheric Pressure

Material

Alloy

Threads 1

Nc38

Threads 2

Nc40

Threads 3

Nc46

Threads 4

Nc50

Threads 5

5 1/2 Fh

Threads 6

6 5/8 Fh

Transport Package

Steel Frame

Specification

3-1/2 OD to 6-5/8

Trademark

SHUNFU

Origin

China

Key features

API Compliant Material: Machined from AISI 4145H Mod alloy steel, meeting API Spec 7-1, NS-1, and DS-1 mechanical properties.

Advanced Quality Control: Full ultrasonic inspection and hardness testing for each weld zone, with provided inspection certificates.

Corrosion Resistant Connections: Cold-worked thread roots for fatigue resistance, phosphatized and coated with API thread compound.

Customizable Thread Types: Available threads include NC38, NC40, NC46, NC50, 5 1/2 Fh, and 6 5/8 Fh based on customer needs.

Optimized Wear Resistance: Standard hardbanding on tool joints and central upset, with options for fine grain tungsten carbide.

High Torque Options: High torque connections can be manufactured on request for enhanced performance requirements.

Flexible Manufacturing: Supports OEM/ODM services, including customization from samples and designs for specific projects.

Multiple Product Types: Offers Integral, Welded, and Spiral Heavy Weight Drill Pipes to suit various drilling conditions.

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: ≤9.41h

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.

Product Q&A

Q:What material is used for the Heavy Weight Drill Pipe?

The pipes are machined from AISI 4145H Mod alloy steel, full-length quenched and tempered to meet API Spec 7-1, NS-1, and DS-1 mechanical properties.

Q:What quality control measures are performed?

Each pipe is inspected according to API Spec 7-1, NS-1, and DS-1. Every weld zone undergoes full ultrasonic inspection and hardness testing, with an inspection certificate provided.

Q:What thread types are available for customization?

Customizable threads include NC38, NC40, NC46, NC50, 5 1/2 Fh, and 6 5/8 Fh, depending on specific project requirements.

Q:Is hardbanding included in the standard product?

Yes, standard hardbanding is applied to tool joints and central upset. Options include Fine grain size tungsten carbide, Duraband NC, Tuffband NC, and Arnco series.

Q:What are the payment terms and minimum order quantity?

The minimum order quantity is 1 Ton. Payment terms include LC, T/T, D/P, PayPal, and Western Union.