How long does delivery take?

Delivery takes 15-20 days after receiving payment.

Do you inspect products before shipping?

Yes, 100% of the products are inspected before shipment.

What are the main applications for these washers?

They are used in pipes, industrial settings, toilets, machinery, electrical systems, and auto parts.

Heavy-Duty Waterproof Rubber Washers for Industrial Flange Sealing

Name: Heavy-Duty Waterproof Rubber Washers for Industrial Flange Sealing
Brand: Mchen Machine Parts Co., Ltd.
SKU: 2090152575

Shandong, ChinaMchen Machine Parts Co., Ltd.

US$0.04

1,000-9,999 Pieces

US$0.03

10,000-49,999 Pieces

US$0.025

50,000-99,999 Pieces

US$0.02

100,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

NBR

Application

Industrial, Toilets, Machinery, Electrial, Auto PA

Model NO.

mchen14897

Type

Rubber Gasket

Performance

High Pressure

Shape

O-Ring

Standard

Transport Package

OPP Bag + Carton + Pallet

Specification

Customized

Trademark

DLYY

Origin

China

Production Capacity

350000 Piece/Pieces Per Month

Key features

Wide Material Selection: Available in NBR, silicone, fluorine rubber, PTFE, and TF.

High Pressure Performance: Rated for working pressure up to 32Mpa.

Broad Temperature Range: Operates effectively from -35 to +250 degrees Celsius.

Extensive Size Options: Sizes range from 1/2 inch to 8 inches.

Multi-Color Availability: Offered in Black, White, Red, Orange, Yellow, and Green.

100% Quality Inspection: Every product is inspected before shipment.

Versatile Applications: Suitable for pipes, industrial, toilets, machinery, and auto parts.

Fast Delivery: 15-20 days after receiving payment.

Company profile

High Repeat Buyers ChoiceIn-stock CapacityFast DeliveryFlexible Customization

Mchen Machine Parts Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2008-01-08Nearest Port: QINGDAO PORT, TIANJIN PORTAverage Response Time: ≤3.03hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, CFR, CIF

AI-Powered supplier vetting

SummaryMchen Machine Parts Co., Ltd. is identified as both a trading company and manufacturer/factory in China, with operations in Shandong. It offers flexible customization, ODM services, and OEM services for well-known brands. Its stated product range includes camlock couplings, rubber gaskets, pipe fittings, stainless steel valves, marine hardware, O-rings, and stainless steel castings. The supplier reports ISO 9001 certification, 50 years of combined R&D engineer experience, 6–10 quality-control staff, and production lead times within 15 working days in both peak and off-season periods. However, overseas service infrastructure is limited: it has no overseas showroom, agents, branches, or reported offline trade-show participation. Raw-material traceability and fire-drill status are unknown. An SGS audit is recorded, but the evaluation result is stated as 0, and the report validity ended on 2025-02-02.

Supplier typeThe supplier is explicitly classified as both a trading company and a manufacturer/factory. It is a limited company located in Shandong, China, indicating a hybrid trading and manufacturing business structure.

CertificationsThe supplier reports ISO 9001 certification, providing explicit evidence of a certified management system. An SGS audit is also recorded, but its stated evaluation result is 0 and the report expired on 2025-02-02, so the audit record does not establish a current positive audit status.

After-Sales capabilityThe supplier accepts FOB, CIF, and CFR quotation terms and supports LC and T/T payment terms, with stated lead times within 15 working days. However, it has no overseas showroom, overseas agents or branches, or reported offline trade-show participation, and serves 0 overseas countries through the listed service channels; therefore, its overseas after-sales infrastructure is limited.

R&D capabilityThe supplier provides ODM services and reports 50 years of total R&D engineer experience, supporting an established product-development capability. It has no available SDK, but the provided information does not indicate that an SDK is required for its products; overall innovation strength is supported but not comprehensively demonstrated.

Production capacityThe supplier is identified as a manufacturer/factory, reports annual production output in the stated range, employs 6–10 quality-control staff, and offers lead times within 15 working days in both peak and off-season periods. Its listed product portfolio and ISO 9001 certification further support operational capability, although the stated SGS evaluation result of 0 is a negative qualification signal.

Customization capabilityThe supplier explicitly states flexible customization capability and provides ODM services. Its OEM service for well-known brands also indicates experience producing to customer or brand requirements.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of brand-related customer experience. However, no customer names, project details, order examples, or independently verifiable case descriptions are provided, so the breadth and quality of customer cases remain limited.