What is the lead time for orders?

Peak season lead time is 6-12 months, while off-season lead time is one month. Standard items are in stock.

Which flange types are suitable for these gaskets?

They are suitable for tongue and groove, male and female, flat face, and raised face flange assemblies.

What materials are used in the gaskets?

Materials include 316L, Graphite, and SS304 with outer rings, customized according to ASME standards.

Premium SS304 Spiral Wound Gasket with Colorful CS Coating

Name: Premium SS304 Spiral Wound Gasket with Colorful CS Coating
Brand: Ningbo Sunwell Sealing Materials Co., Ltd.
SKU: 792190605

Zhejiang, ChinaNingbo Sunwell Sealing Materials Co., Ltd.

US$0.10

2 Pieces

Product profile

Customization

Available

Material

316L,Graphite

Application

Electric

Model NO.

SUNWELL-SW600

Type

Shaft Seal

Performance

High Pressure

Shape

O-Ring

Standard

Standard, Nonstandard

Product Name

Spiral Wound Gasket

Color of Gaskets

According The ASME Standard

Certificate

Dnv ISO9001,SGS

Quality

High Level of Spiral Wound Gasket

Transport Package

Wooden Case for Spiral Wound Gaskets

Specification

according your request

Trademark

SUNWELL

Origin

Ningbo, China

Production Capacity

1000000PCS/Month

Key features

High Production Capacity: Annual capacity of 4.5 million gaskets with 150,000 pcs monthly output.

Multiple Gasket Types: Offers Basic, Inner Ring, Outer Ring, and Inner & Outer Ring types for various flanges.

OEM and ODM Support: Accepts OEM and ODM orders for customized spiral wound gasket solutions.

International Certifications: ISO9001:2015, ISO 14000, ISO 18000 approved with DNV and SGS certificates.

Standard Compliance: Manufactured in accordance with all relevant gasket standards and ASME specifications.

Stock Availability: Standard finished gaskets and regular components are available in stock for quick delivery.

High Pressure Performance: Designed for high pressure and temperature services, suitable for Class 900 and above.

Quality Control System: Strict IQC-LQC-FQC-OQC quality control process ensures high level of product quality.

Company profile

Ningbo Sunwell Sealing Materials Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2011-01-01Nearest Port: Shanghai, NingboAverage Response Time: >24hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, Others

AI-Powered supplier vetting

SummaryNingbo Sunwell Sealing Materials Co., Ltd. is identified primarily as a China-based manufacturer of sealing and heat-preservation products, although one record classifies it as a trading company. The supplier reports ISO 9001 certification, more than 10 production lines, 15 million spiral wound gasket pieces and 12 million ring joint gasket pieces in annual output, and 6–10 R&D engineers and quality-control staff. It has reported export activity since 2011, self-operated import/export rights, and exports representing 51%–70% of total sales. The company states that it supports OEM and ODM orders and provides engineering assistance, but the supplied records do not independently verify these claims. Buyer and transaction evidence is limited, and the records provide insufficient information to assess financial strength or after-sales performance. No financial figures are included.

CertificationsThe supplier reports holding ISO 9001 certification. This is explicit evidence of a certified management system and supports a positive assessment for this field.

R&D capabilityThe supplier reports 6–10 R&D engineers and describes itself as engaged in research and development across multiple sealing-product categories. It also offers engineering assistance according to its company description, providing explicit but largely self-reported evidence of innovation capability.

Production capacityThe supplier reports more than 10 production lines and annual output of 15 million spiral wound gasket pieces and 12 million ring joint gasket pieces. It also identifies itself as a manufacturer and reports export operations since 2011, providing explicit evidence of substantial production capability.

Customization capabilityThe supplier explicitly states that it accepts OEM and ODM orders and can provide engineering assistance for customer applications. This directly supports the availability of customization services, although the records do not specify technical scope, tooling capability, or examples of completed customized projects.