Are the drill collars resistant to sour gas environments?

Yes, the non-mag material ID is treated with shot peening to compress the inside diameter, preventing stress corrosion while drilling in H2S environments.

What certifications does the manufacturer hold?

ShunFu complies with ISO 9001 quality assurance systems and manufactures products to API Spec 7-1.

What is the warranty or after-sales service?

We provide technical assistance, sample support, and quality assurance services for our nonmagnetic drill string components.

P540 Od 4.125 and Nc 31 Non Magnetic Drill Collar

Name: P540 Od 4.125 and Nc 31 Non Magnetic Drill Collar
Brand: Hunan Shunfu Metal Material Co., Ltd.
SKU: 2092375775

Hunan, ChinaHunan Shunfu Metal Material Co., Ltd.

US$1,500.00-3,000.00

1 Piece

Sample price:US$50.00/kg.Request sample

Product profile

Customization

Available

After-sales Service

Technical/Sample/Quality

Manufacturing Process

Forging

Model NO.

P540

Operation Pressure

Atmospheric Pressure

Material

Alloy

Protectors

Thread Protectors

Standard

According to API Spec 7-1

Name

Non Magnetic Drill Collar

Kinds

Drill Collar

Transport Package

Standard

Specification

3 1/8" - 11"

Trademark

SHUNFU

Origin

China

HS Code

8431431000

Production Capacity

100000 Tons Per Year

Key features

API Spec 7-1 Compliance: Manufactured to API Spec 7-1 standards for directional and horizontal drilling.

High Strength Alloys: Available in P530, P550, P580, and P750 grades with superior corrosion resistance.

Stress Corrosion Resistance: Shot peening on ID prevents stress corrosion in H2S and sour gas environments.

Precision Machining: Advanced processes including CNC, laser cladding, and roller burnishing ensure quality.

Customization Options: Custom thread protectors and standard compliance according to API Spec 7-1.

ISO 9001 Quality Assurance: All products undergo rigorous inspection and comply with ISO 9001 standards.

Magnetic Neutrality: Essential for MWD/LWD applications near magnetic poles to neutralize interference.

Single Source Manufacturer: Complete in-house capability from material sourcing to final quality control.

Company profile

Fast DeliveryLow MOQExperienced 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 CertifiedExport Year: 7 years CertifiedNearest Port: shanghai portAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryHunan Shunfu Metal Material Co., Ltd. is a limited company supplying steel pipe, with 24 employees and stated annual output of 100,000 tons of oil steel products. It provides OEM and ODM services and can customize from samples or designs, but it does not provide 3D software design, has no SDK, and launched no new products in the past year. Export sales represent 71%–90% of total sales, with Southeast Asia and the Middle East identified as primary markets; however, it reports no overseas showroom, agents, branches, or offline trade-show participation. Lead time is one month in both peak and off-peak seasons. The available audit record identifies SGS as the auditor, but the stated audit result is 0 and no certification is identified. Quality and service governance evidence is weak because written procedures or records are absent for supplier approval, corrective actions, complaint handling, and service assessment. Financial records are referenced for 2021–2023, but their actual performance is not provided.

Supplier typeThe supplier is identified as Hunan Shunfu Metal Material Co., Ltd., a limited company with 24 employees whose primary and offered product is steel pipe. It is not part of a larger company group, and its stated business scope includes permitted company operations and import/export activities.

After-Sales capabilityThe supplier has no overseas showroom, agents, branches, or reported offline trade-show participation. It also has no written procedures or records for customer complaints, corrective and preventive actions, or service-capability assessment, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier is described as a professional technical supplier and offers ODM services, but it has only one year of total R&D engineer experience, no SDK, no 3D software design service, and no new products launched in the past year. These stated limitations demonstrate a deficiency in innovation resources and recent product development.

Production capacityThe supplier reports annual production of 100,000 tons of oil steel products, with one-month lead times in both peak and off-peak seasons. Its product scope is steel pipe, and the stated production information supports established manufacturing capacity, although the slices do not provide independent verification of output or quality performance.

Customization capabilityThe supplier explicitly provides customization from samples and designs, along with OEM and ODM services. This supports both customer-specified product adaptation and design-manufacturing cooperation, although 3D software design and SDK support are unavailable.

Product Q&A

Q:What materials are used for the Non Magnetic Drill Collar?

Made from high purity austenitic stainless steel with grades P530, P550, P580, and P750, offering enhanced chromium and nitrogen content for better corrosion resistance.

Q:Is customization available for these drill collars?

Yes, we offer customization including thread protectors and manufacturing according to customer specifications and API Spec 7-1 standards.

Q:What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 1 ton.

Q:What are the lead times for production?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Q:What payment terms are accepted?

We accept LC, T/T, and D/P as terms of payment.