What are the main product types offered?

Main products include Ring Joint Gasket, Oval Ring Joint Gasket, Octagonal Ring Joint Gasket, Spiral Wound Gasket, Sealing Gasket, Oil Sealing, and Flange Gasket.

Where is the company located?

The company is located at Building 16, 355 Binhai 12 Branch Road, Wenzhou Economic and Technological Development Zone, Zhejiang.

Spiral Wound Gasket/Kammprofile Composite Gasket

Name: Spiral Wound Gasket/Kammprofile Composite Gasket
Brand: Wenzhou Zhenghai Sealing Co., Ltd
SKU: 2101475495

Zhejiang, ChinaWenzhou Zhenghai Sealing Co., Ltd

US$1.00

5 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Material

Metal Rubber

Application

Valve

Type

Oil Seal

Performance

High Pressure

Shape

O-Ring

Standard

Transport Package

Wooden Cases

Specification

Standard, As per customers′ request

Trademark

ZEHA

Origin

Wenzhou, China

Production Capacity

10000pieces/Week

Key features

High Pressure Sealing: Achieves excellent sealing performance under high pressure with low preload due to tooth tip contact.

Durable Material Composition: Composed of soft iron and stainless steel with expanded materials for enhanced durability.

Eco-Friendly Option: Non-asbestos rubber gaskets available as ideal replacements with no asbestos pollution.

Versatile Application: Suitable for valve applications and compatible with all asbestos gasket conditions.

Precision Machining: Processed by mechanical machining to form 90-degree concentric ring gears.

Oil Resistant Variant: Oil-resistant asbestos-rubber gaskets available for specific compounding and application needs.

Global Compliance: Non-asbestos options allowed in countries and regions with asbestos restrictions.

Multiple Types Available: Offers Basic types ZH702, ZH704 and various ZH3093, ZH3095, ZH3096, ZH3098 models.

Company profile

Wenzhou Zhenghai Sealing Co., Ltd

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2023-10-06Nearest Port: ningboAverage Response Time: ≤0.05h

AI-Powered supplier vetting

SummaryWenzhou Zhenghai Sealing Co., Ltd is identified as a China-based manufacturer/factory in Zhejiang, producing metallic ring gaskets, flange gaskets, spiral-wound gaskets, and related sealing products. The supplier reports CNC and inspection equipment, 10 production lines, and 6–10 quality-control staff. It states that products can be made to customer drawings and dimensions, with a maximum product size of 2,000 mm, and lists multiple management-system certifications, including ISO 9001 and API-related certifications. Export activity reportedly began in 2023, while export sales represent 1%–10% of total sales. Evidence is insufficient to assess after-sales capability, financial credibility, innovation capability, or customer cases.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory, while another record describes the company nature as a trade company. The formal supplier-type field and the company’s stated manufacturing address support manufacturer status, although the conflicting classification should be clarified.

CertificationsThe supplier states that it passed API 6A, API Q1, and ISO 9001:2008 certifications, and separately lists ISO 9000, ISO 9001, ISO 14001, ISO 14000, and ISO 50001 management-system certifications. These declarations provide explicit evidence of certification holding, although certificate validity and scope are not supplied.

Production capacityProduction capability is supported by 10 production lines, 6–10 quality-control staff, CNC and testing equipment, a stated maximum product size of 2,000 mm, and a broad range of gasket products and materials. The supplier also identifies specialized ring-joint and flange-gasket applications, indicating established product manufacturing scope.

Customization capabilityThe supplier explicitly states that it can manufacture according to customer-specific dimensions or drawings, with products up to 2,000 mm, and can supply products in approximately 30 material types. This directly supports customization in dimensions, drawings, and material selection.

Product Q&A

Q:What materials are used for Kammprofile Composite Gaskets?

They are comprised of soft iron and stainless steel, processed by mechanical machining to form a 90-degree concentric ring gear, often covered with expanded materials.

Q:How does the gasket achieve high pressure sealing?

High pressure is achieved under low preload due to the tooth tip contact when applied in flange, resulting in excellent sealing performance.

Q:Are there non-asbestos options available?

Yes, Non-Asbestos Rubber Gaskets are made from Non-Asbestos sheet and are an ideal replacement for Asbestos Gaskets due to good elasticity and anti-permeability.

Q:Can Non-Asbestos Gaskets be used in asbestos-forbidden regions?

Yes, they can be used in all asbestos gasket conditions with no forbiddance in some asbestos forbidden countries and regions.

Q:What are the specifications for Asbestos-Rubber Gaskets?

They are made from Asbestos-Rubber sheet containing asbestos fibres, rubber, adhesives, and fillers, classified into Normal and Oil-Resistant types.