What is the minimum order quantity?

The minimum order quantity is 1.

Which industries use these gaskets?

They are widely used in Oil & Gas, Petroleum, Marine, Oilfield, Mining, Heavy Industry, Nuclear Power, and Chemical industries.

What certifications does the company hold?

The company holds CE, TUV, and ISO9001:2015 certifications.

Quanzhou B16.20 SS304 Inner Ring CS Outer Ring Seal Spiral Wound Gasket

Name: Quanzhou B16.20 SS304 Inner Ring CS Outer Ring Seal Spiral Wound Gasket
Brand: Xiamen Qishine Industry Co., Ltd.
SKU: 1903295525

Fujian, ChinaXiamen Qishine Industry Co., Ltd.

US$1.00-1,000.00

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel Inner and Outer Ring

Application

Flanges

Model NO.

G-002

Type

Pipeline Seal

Performance

Seal

Shape

O-Ring

Standard

Flange Standard

ANSI B16.5

Delivery

2-4 Weeks

Service

for Oil and Gas Pipeline Sealing

Gasket Standard

B16.20

Pressure

150lb 300lb 600lb 900lb 1500lb 2500lb

Flange Face

Raised Face

Transport Package

Sea Shipment

Specification

1/2"-64"

Trademark

Qishine

Origin

China

HS Code

8484100000

Key features

Wide Material Selection: Available in SS304, 316L, 347, Carbon Steel, Hastelloy, Inconel, and more.

Extreme Pressure Resistance: Rated for Class 150 to Class 2500 flange applications.

Broad Size Coverage: Nominal pipe sizes from 1/2 inch to 60 inches (DN15 to DN1500).

Corrosion and Toxic Media Resistance: Designed to seal against virtually all corrosive and toxic media.

ASME B16.20 Compliance: Fully compliant with ASME B16.20 standards for spiral wound gaskets.

Customization from Samples: OEM service available with customization options from client samples.

Fast Delivery: Standard delivery time is 2-4 weeks for most orders.

Company profile

Importers and ExportersYears of Export ExperienceLow MOQCustomization from Samples

Xiamen Qishine Industry Co., Ltd.

Fujian, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 11 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤3.13h

AI-Powered supplier vetting

SummaryThe supplier is a Xiamen-based limited trading company offering fasteners, gaskets, and flanges. It reports annual fastener productivity of 7,500 tons, exports 90% of sales, serves South America, Europe, and North America, and states one-month lead times in both peak and off-peak seasons. Customization from samples is available. However, the supplier reports no available SDK, no new products launched in the past year, no inventory, no overseas agents or branches, no overseas warehouse or showroom, and no offline trade-show participation. Quality and service controls show material gaps: there are no written corrective/preventive-action or complaint-handling procedures, and quality-control test equipment is reported as zero. An ISO 9001:2015 certificate is stated, but financial strength, customer cases, and several traceability and outsourcing controls cannot be adequately assessed from the provided information.

CertificationsThe supplier states that it holds an ISO 9001:2015 certificate. The provided information confirms the stated certification but does not provide certificate validity, scope, issuer, or audit details.

After-Sales capabilityAfter-sales and service infrastructure appears limited: there are no written corrective/preventive-action or customer-complaint procedures or records, no inventory, no overseas warehouse, no overseas showroom, no overseas agents or branches, and no overseas service countries reported. Service assessment has records but no written procedure, and some qualified supplier names were provided.

R&D capabilityThe supplier reports no available SDK and no new products launched during the past year. These explicit statements indicate limited demonstrated innovation capability for the evaluated areas.

Production capacityThe supplier reports fastener productivity of 7,500 tons annually and one-month order lead times in both peak and off-peak seasons, with export markets in South America, Europe, and North America. However, it also reports no in-stock capability, while outsourcing procedures and manufacturing contracts are unknown; the stated output supports capacity, but the overall manufacturing model is not fully validated.

Customization capabilityThe supplier explicitly offers customization from samples. This supports a demonstrated sample-based customization service, although no details are provided on engineering resources, tooling, or development lead times.

Product Q&A

Q:What materials are available for the spiral wound gasket?

Available materials include Stainless Steel (304, 304L, 316, 316L, 321, 347), Carbon Steel, Alloy 20, Hastelloy B3/C276, Inconel 600/625/X750, Incoloy 800/825, Monel 400, Nickel 200, and Titanium.

Q:What is the pressure class range for these gaskets?

The gaskets are compliant with ASME B16.20 standards and are available for Class 150 through Class 2500 flange applications.

Q:What is the delivery time for this product?

The standard delivery time is 2-4 weeks. During peak season, the lead time is one month, and during off-season, it is also one month.

Q:Can I request customization for this gasket?

Yes, customization from samples is available. OEM service is also available.

Q:What are the payment terms accepted?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.