What is the warranty period?

We provide a 1-year warranty for this product.

Wear-Resistant Plunger Replacement for Qws 2500 Pump

Name: Wear-Resistant Plunger Replacement for Qws 2500 Pump
Brand: Qingdao Hna Oilfield Equipment Manufacturing Co., Ltd.
SKU: 2121969472

Shandong, ChinaQingdao Hna Oilfield Equipment Manufacturing Co., Ltd.

US$100.00-1,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1 Year

Model NO.

Metal/Ceramic Plunger

Manufacturing Process

Forging

Surface Treatment

High-Frequency Quenching + Zirconia Ceramic Sleeve

Operation Pressure

Max 20,000 Psi High Pressure

Material

4135/4140 Alloy Steel Core + Zirconia Ceramic

Applicable Pump Brand

Halliburton, Weir, Spm, Gardner Denver

Hardness

Ceramic Sleeve ≥92 HRC, Core 58-62 HRC

Application Industry

Oil & Gas Fracturing, Mining, Tunnel Construction

Standard

API Standard & Custom Non-API Standard

Self-Lubricating Performance

Microporous Ceramic Surface with Self-Lubricating

Transport Package

by Sea

Specification

2.5"(63.5mm) ~ 6.5"(165.1mm)

Trademark

HNA

Origin

China

Production Capacity

300

Key features

Self-Lubricating Design: Micro-porous ceramic surface reduces friction and wear, potentially eliminating lubricants.

High Pressure Resistance: Rated for maximum operation pressure up to 20,000 PSI for demanding applications.

API Standard Interchangeability: Fully interchangeable with major plunger types, meeting API and non-API standards.

Forged Alloy Steel Core: Core made from 4135/4140 alloy steel with high-pressure forging for enhanced density.

Mirror Finish Surface: Precision machined to mirror finish, reducing friction and easing cleaning/disassembly.

Long Service Life: Advanced heat treatment and material properties extend lifespan and reduce downtime.

Company profile

Years of Export ExperienceFast DeliveryQuality AssuranceManagement Certification

Qingdao Hna Oilfield Equipment Manufacturing Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 23 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.54h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with broad customization, ODM, and OEM capabilities. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications, and reports documented quality, corrective-action, and complaint-handling procedures. Its export share is stated at 71%–90%, with 23 years of export experience, inventory capability, and participation in the Offshore Technology Conference. However, it does not provide 3D software design services, has no available SDK, no overseas warehouse, showroom, agent, or branch, and no valid manufacturing-capacity contract with affiliated subcontractors. No new products were launched in the past year, and only two R&D engineers are reported. Financial records are identified for 2021–2023, but the provided information does not contain sufficient financial performance detail to assess credibility. Customer evidence includes OEM service for well-known brands and repeat-buyer preference of 50%–80%, but no Fortune 500 cooperation.

Supplier typeThe supplier explicitly describes itself as a professional technical supplier and emphasizes learning, innovation, superior products, and technical support. This supports classification as a professional technical supplier rather than a purely trading-oriented entity.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications in both its sustainability and management-system information. These stated certifications provide explicit evidence of formal quality, occupational health and safety, and environmental management systems.

After-Sales capabilityThe supplier states that it provides pre-sales and after-sales technical support, while documented procedures and records exist for corrective and preventive actions and customer complaints. These statements support an established after-sales and issue-resolution process.

R&D capabilityThe supplier has two R&D engineers and offers ODM services, but it does not provide an SDK, did not launch new products in the past year, and does not offer 3D software design services. The evidence shows some development capability but also explicit limitations in recent innovation output and technical-service scope.

Production capacityThe supplier reports in-stock service capability, 23 years of export activity, an export share of 71%–90%, and proximity to Qingdao Port. However, it has no valid manufacturing-capacity contract with affiliated subcontractors and lacks overseas warehouses, branches, and agents, so production and international fulfillment capability cannot be rated as clearly strong overall.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad customization capability, although 3D software design services are not provided.

Client casesThe supplier reports participation in the Offshore Technology Conference, OEM service for well-known brands, and repeat-buyer preference of 50%–80%. However, it reports no cooperation with Fortune 500 companies and provides no specific customer names or case details, so the evidence is positive but limited.

Product Q&A

Q:What are the payment terms?

For new clients, advance payment (30%-100% of total amount) is required, and the balance needs to be paid before delivery after your inspection.

Q:What payment methods do you accept?

We accept T/T (Telegraphic Transfer) or L/C (Letter of Credit). After receiving the PI, you can make the payment through your bank as per the terms mentioned in the PI.

Q:What is the order procedure?

First, we discuss order and production details by email, TM, or other social media. Then we issue a PI for your confirmation. You will be requested to make full payment or deposit before production starts. After we get the deposit, we start processing the order. Depending on the products, production may take a couple of days or even months if items are not in stock. Before production finishes, we will contact you for shipment details and balance payment. After payment is settled, we arrange ship

Q:What materials are used for the plunger?

The plunger core is crafted from AISI 4135 (35CrMo) or AISI 5140 (40Cr) alloy steel via high-pressure forging. The sleeve is made of advanced zirconia-based ceramic.

Q:Is customization available for this product?

Yes, customized specific designs and series are available, meeting both API and non-API standards to meet specific customer needs.