How do you handle quality control?

Quality is our priority. We perform random checks during production and 100% checks during packaging according to agreed standards. We are certified by ISO9001 and regularly checked by SGS.

What are your lead times?

During peak season, the lead time is one month. During off-season, it is within 15 workdays.

Do you support OEM and customization?

Yes, we support OEM, ODM, and non-standard customization with large quantity stocks available.

171 Series Single and Double Mechanical Seals for Industrial Pumps

Name: 171 Series Single and Double Mechanical Seals for Industrial Pumps
Brand: Anhui Hengda Mechanical Seal Manufacturing Co., Ltd.
SKU: 2104896775

Anhui, ChinaAnhui Hengda Mechanical Seal Manufacturing Co., Ltd.

US$8.88

1 Piece

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Structure

Cartridge Mechanical Seals

Pressure

Medium Pressure Mechanical Seals

Model NO.

171 Mechanical seal

Speed

General Speed Mechanical Seal

Temperature

Temperature Mechanical Seal

Performance

Wear and Corrosion

Standard

Type

HU3

Balance

Unbalanced

Shaft Size

as Required

Certificate

ISO9001, ISO14001, SGS, etc.

Quality Control

100% Control

Leadtime

Fast to Ship

Factory-Direct

Yes

R&D Capability

5 Engineers

Non-Standard Customization

Support

Transport Package

Cartons

Specification

Per customized

Trademark

Origin

Fuyang

HS Code

84842000

Production Capacity

10K Piece

Key features

Cartridge Mechanical Seal Structure: Designed as a cartridge type for easy installation and maintenance.

Wide Material Options: Available in Graphite, silicon carbide, tungsten carbide, and other materials.

Non-Standard Customization Support: Supports custom shaft sizes and non-standard requirements as per request.

ISO and SGS Certified Quality: Factory certified by ISO9001, ISO14001, and SGS for quality assurance.

Fast Shipping Capability: Maintains large quantity stocks for fast shipment during off-peak seasons.

20 Years Manufacturing Experience: Professional manufacturer founded in 2001 with extensive industry expertise.

High Performance Sealing: Resistant to wear and corrosion for oil, acid, alkali, and polymer suspensions.

Comprehensive Quality Control: 100% inspection during packaging with random checks during production.

Company profile

Full CustomizationQuality AssuranceR&D CapabilitiesManagement Certification

Anhui Hengda Mechanical Seal Manufacturing Co., Ltd.

Anhui, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-06-12Nearest Port: shanghaiAverage Response Time: ≤4.84hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CIF

AI-Powered supplier vetting

SummaryThe supplier demonstrates strong customization and technical design capabilities, including sample-, design-, and full-custom services, private molds, and 3D software design. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications and reports quality assurance. However, evidence indicates limited international service infrastructure: no overseas agents, branches, warehouses, showrooms, or overseas service countries, and no offline trade-show participation. Exporting began one year ago, including exports through agents. Production-related documentation is incomplete because manufacturing capacity is not covered by a valid contract with associated subcontractors, although in-stock capacity is available. After-sales controls are weakly documented, with no written complaint-handling procedures or records and no written CAPA records. R&D activity appears limited, with no new products in the past year, no ODM, OEM for popular brands, SDK, or digital-management systems. No Fortune 500 cooperation is...

Supplier typeThe supplier provides professional technical services and supports sample, design, and full customization, but has no overseas agents or branches, overseas warehouse, showroom, or overseas service coverage. Exporting began one year ago, including exports through agents, indicating an export-capable but relatively limited international operating structure.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certificates. These explicitly demonstrate certification holdings relevant to quality, occupational health and safety, and environmental management.

After-Sales capabilityThe supplier reports no written procedures or records for handling customer complaints, and its corrective and preventive action mechanism has a procedure but no written records. Although quality assurance is stated, the documented after-sales and corrective-action infrastructure is insufficiently evidenced.

R&D capabilityThe supplier has two R&D engineers, private mold capability, professional technical-supplier status, and 3D design services. However, it reports no new products in the past year, no ODM, no SDK, and no digital, big-data, ERP, OA, CRM, or SAP systems, indicating technical design capability but limited demonstrated product innovation and digital innovation infrastructure.

Production capacityThe supplier reports in-stock capacity, 20 qualified service-capability suppliers, and one-month lead times in both peak and off-season, with finished products checked by packing staff. However, there is no valid contract covering manufacturing capacity with associated subcontractors, so production-control strength is mixed and the stated subcontracting arrangement is a clear deficiency.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, and full customization, supported by private mold development and 3D software design services. This provides direct evidence of broad customization capability.

Client casesThe supplier reports no cooperation with Fortune 500 companies and provides no named customer cases. A repeat-buyer preference of 30%–50% is stated, but it does not identify customers or independently demonstrate notable customer references.

Product Q&A

Q:Are you a manufacturer or a trade company?

We are a professional mechanical seals manufacturer from China, founded in 2001.

Q:Where is your factory located and how can I visit?

Our factory is located in FUYANG CITY, ANHUI PROVINCE. You can visit by air to Fuyang Xiguan Airport, or by fast train to FuyangXi Station or Linquan station.

Q:What is the order process?

The process includes: 1. Inquiry with clear requirements. 2. Official quotation. 3. Payment terms (LC/AT SIGHT, T/T 30% deposit). 4. Mould development. 5. Sample confirmation. 6. Mass production. 7. Shipping with detailed pictures.

Q:What payment terms do you accept?

We accept T/T, L/C, D/P, Western Union, and Cash.

Q:How can I get samples?

We are honored to offer you samples upon request.