What is the minimum order quantity?

The minimum order quantity is 1.

What documents are provided with the order?

Documents include Commercial Invoice (CI), Packing List (PL), Certificate of Origin (CO), Material Test Certificate (MTC), and Bill of Lading (BL).

What is the lead time for delivery?

The average lead time is one month, regardless of peak or off-peak seasons.

Zhejiang QS Basic Type Ss/Graphite Spiral Wound Gasket

Name: Zhejiang QS Basic Type Ss/Graphite Spiral Wound Gasket
Brand: Xiamen Qishine Industry Co., Ltd.
SKU: 1929723665

Fujian, ChinaXiamen Qishine Industry Co., Ltd.

US$1.00-1,000.00

1 Piece

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel Inner and Outer Ring

Application

Flanges

Model NO.

G-0137

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

300lb

Flange Face

Raised Face

Transport Package

Sea Shipment

Specification

Trademark

Qishine, QS

Origin

China

HS Code

8484100000

Key features

ASME B16.20 Compliance: Meets strict ASME B16.20 standards for spiral wound gaskets in various pressure classes.

Wide Material Selection: Available in CS, 304, 304L, 316, 316L, 321, 347, and other steel families.

High Pressure Capability: Suitable for 150#, 300#, 600#, 900#, 1500#, and 2500# flange pressure classes.

Superior Recovery: Designed to maintain seals under fluctuating temperature, pressure, and bolt stress.

Corrosion Resistance: Resistant to almost all known corrosive and toxic media in harsh environments.

Versatile Ring Types: Offers Basic, Inner Ring, Outer Ring, and Combined Inner & Outer Ring configurations.

Fast Delivery: Delivery time is 2-4 weeks for standard orders.

12-Month Warranty: Quality guaranteed for 12 months from the date of Bill of Lading.

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: ≤1.99h

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.