Which standards do your flanges comply with?

Our products comply with ASME, ANSI, DIN, EN, BS, JIS, GB, AWWA, SAE, GOST, and MSS standards.

What is the pressure rating range?

We supply flanges ranging from Class 150# to 2500#, PN 2.5 to PN40, and JIS 5K to 20K.

Where is the nearest port for shipping?

The nearest port is Xiamen Port.

ASTM A182 F53 4" Slip on Flange Super Duplex Steel

Name: ASTM A182 F53 4" Slip on Flange Super Duplex Steel
Brand: Xiamen Qishine Industry Co., Ltd.
SKU: 764343842

Fujian, ChinaXiamen Qishine Industry Co., Ltd.

US$8.00

10 kg

Sample price:US$3.00/piece.Request sample

Product profile

Customization

Available

Standard

ANSI, DIN, GB, JIS, GOST, BSW, Awwa, En

Type

Welding Flange

Model NO.

DSSO-001

Material

Super Duplex Stainless Steel A182 F53

Structure

Flanges

Connection

Welding

Sealing Surface

Manufacturing Way

Forging

Pressure

Class 300

Marking

Mss Sp-25

Manufacturing Standard

ANSI B16.5

Certificates

ISO/PED/CE/EU

Application

for Water Oil, Gas, Petroleum Industry Service

Delivery

4 Weeks

Transport Package

Plywood Cases/Wooden Cases

Specification

Trademark

Qishine

Origin

China

HS Code

7307910000

Key features

Super Duplex Material: Manufactured from A182 F53 Super Duplex Stainless Steel for extreme corrosion resistance.

Wide Pressure Range: Available in Class 150# to 2500#, PN 2.5-40, and various PSI ratings.

Multiple Standards: Complies with ASME, ANSI, DIN, EN, BS, JIS, GB, AWWA, SAE, GOST, and MSS standards.

Customization Available: Customized flanges available based on client drawings and samples.

Comprehensive Certifications: Certified by ISO, PED, CE, EU, TUV, and holds ISO9001:2015 management system.

Fast Delivery: Standard delivery time is 4 weeks, applicable for both peak and off-peak seasons.

Versatile Connection Types: Offers Flat Face, Raised Face, Ring Joint, MFM, and TG connection ways.

OEM Service: OEM service is available with a minimum order quantity of 1 unit.

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: ≤3.43h

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 these flanges?

We offer Carbon steel, Alloy steel, Austenitic stainless steel, Duplex/Super Duplex stainless steel, Nickel alloy, Titanium alloy, Hastelloy, and Inconel.

Q:What is the minimum order quantity?

The minimum order quantity is 1 unit.

Q:Do you accept custom orders or samples?

Yes, we provide OEM services and can customize products based on samples or drawings.

Q:What are the payment terms?

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

Q:What is the delivery time?

The average lead time is one month for both peak and off-peak seasons.