How does your factory handle quality control?

Quality is the priority. Random checks are conducted during production, and 100% checks are carried out during packaging in accordance with the agreed standards. Our factory is certified by ISO9001, and outsourced inspections are conducted regularly, such as by SGS.

Multi-Spring Mechanical Seal for Alc (D Series) Pumps Replacement John Crane 502

Name: Multi-Spring Mechanical Seal for Alc (D Series) Pumps Replacement John Crane 502
Brand: Anhui Hengda Mechanical Seal Manufacturing Co., Ltd.
SKU: 2239514025

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

US$8.80

10 Pieces

Product profile

Customization

Available

Structure

Single End

Pressure

High Pressure Mechanical Seals

Model NO.

HM 502

Speed

General Speed Mechanical Seal

Temperature

High Temperature Mechanical Seal

Performance

Corrosion

Standard

Type

HU1

Balance

Balanced

Application

Clean Water, Sewage Water , Submerisble and Chemic

Factory-Direct/Manufacturer

Manufacturer

Certificate

ISO9001

Quality Control

100% Control

Non-Standard Customization

Support

Capacity

500K Piece

Leadtime

Fast to Ship

Transport Package

Carton Box

Specification

10*10*10mm

Trademark

Origin

Anhui

HS Code

84842000

Production Capacity

50000

Key features

OEM Replacement Capability: Fully equivalent to AES, Vulcan, John Crane, and Flowserve seals.

ISO Certified Quality: Certified by ISO9001, ISO14001, ISO45001, and SGS.

Non-Standard Customization: Supports custom designs with low MOQ requirements.

Fast Shipping: Large quantity safe stocks available for immediate dispatch.

Wide Temperature Range: Operates effectively from -20 to 180 degrees Celsius.

Corrosion Resistance: Designed for wear resistance in clean, sewage, and chemical water.

Factory Direct Pricing: Direct manufacturer sales ensuring competitive factory-direct prices.

Balanced Design: Balanced structure suitable for high-pressure mechanical seal applications.

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: ≤4.61hTerms 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 manufacturer of mechanical seals from China, established in 2000.

Q:Where is your factory located? How can I visit it?

Our factory is located in Fuyang City, Anhui Province. You can arrive by air to Fuyang Xiguan Airport, or by fast train to Fuyangxi Station or Linquan Station.

Q:What is the order process?

a. Inquiry: Provide us with all clear requirements. b. Quotation: Official quotation form with all clear specifications. c. Payment terms: LC/AT SIGHT, T/T 30% deposit, and the balance based on the copy of the B/L. d. Develop mould: Open the mould according to your request. e. Sample confirmation: Send you the sample for confirmation after completing the sample production. f. Production: Mass order production. g. Shipping: By sea, air or courier. Detailed pictures of the package will be provided

Q:What terms of payment do you use?

T/T, L/C, D/P, Western Union, Cash.

Q:How can I obtain some samples?

We are honored to offer you samples.