Are these collars suitable for sour gas environments?

Yes, they are resistant to stress corrosion in sour gas (H2S) environments due to shot peening on the ID.

What certifications or standards do they comply with?

Products are manufactured under ISO 9001 and comply with API Spec 7-1.

P550 Od 11 and 8 5/8 Reg Non Magnetic Drill Collar

Name: P550 Od 11 and 8 5/8 Reg Non Magnetic Drill Collar
Brand: Hunan Shunfu Metal Material Co., Ltd.
SKU: 2097864845

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.

P550

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

Customized Design: Manufactured to customer specifications and design for MWD/LWD applications.

Corrosion Resistance: High chromium and nitrogen content provides resistance to pitting and stress corrosion.

API Spec 7-1: Compliant with API Spec 7-1 standards for non-magnetic drill collars.

Precision Machining: Advanced processes including CNC, shot peening, and laser cladding ensure quality.

H2S Environment Ready: Shot peening on ID prevents stress corrosion in sour gas environments.

High Strength Grades: Available in P530, P550, P580, and P750 grades for superior mechanical properties.

Quality Assurance: ISO 9001 compliant with rigorous inspection controls and in-house lab testing.

Single Source Manufacturer: Comprehensive service 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: ≤15h

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.