Stainless Steel Press Coupling/Socket S Type

Technical Specifications

Brand: LIANHE

Size Range: 1/4"–4" (DN10–DN100)

Wall Thickness: 0.6–2.0 mm

Available Materials:

• SS304, 0Cr18Ni9, S30408, SUS304, and 1.4301

• SS304L, S30403, and 1.4306

• SS316 and 0Cr17Ni12Mo2

• SS316L, S31603, and 1.4404

Applicable Standards: GB/T 19228.2-2011, CJ/T 152-2016, CJ/T 466-2014, EN, DIN, and ASME

Connection Profiles: D-Type and S-Type

Sealing-Ring Materials: CIIR, EPDM, PTFE, and NBR

Nominal Pressure: PN16

Hydrostatic Test Pressure: 2.5 MPa

Airtightness Test Pressure: 1.05 MPa

Gasket Temperature Range: -20°C to +110°C, depending on material and medium

Manufacturing Process: Mechanically Formed

Surface Treatment: Vibration Polishing, Magnetic Polishing, or Pickling

Product Marking: LOGO + OD + Wall Thickness + Material. Customized markings are available.

Packaging: Plastic Bags, Export Cartons, and Wooden Cases

Certificates: GB/T 19001-2016, ISO 9001:2015, CE documentation for applicable products, and Sanitary License

Applicable Media: Drinking water, wastewater, industrial water, oil, gas, and other compatible media

HS Code: 7307230000

Place of Origin: Wenzhou, Zhejiang, China

Product Features

1. Good corrosion resistance

2. D-type and S-type connection options

3. Multiple sealing-ring materials available

4. Low flow resistance, depending on product structure

5. Convenient installation

6. Customized markings supported

7. Suitable for compatible water, oil, and gas systems

8. Long service life under suitable operating conditions

The correct connection profile, gasket, material, pressure, temperature, and medium compatibility must be confirmed before ordering.

Applications

Suitable for compatible applications in:

• Commercial and residential piping systems

• Hospitals and hotels

• Heating and air-conditioning systems

• Water-treatment facilities

• Environmental protection equipment

• Industrial water systems

• Oil and gas pipelines, subject to technical confirmation

Quality Control

Standard inspection includes:

• Raw-material verification

• Wall-thickness and dimensional inspection

• Socket and connection-profile inspection

• Surface-condition inspection

• Hydrostatic-pressure and airtightness testing

• Product-marking and packaging inspection

Available documents include EN 10204 3.1 Material Test Certificates, raw-material certificates, dimensional reports, hydraulic test reports, and third-party inspection reports. Radiographic testing reports may be supplied when applicable.

Commercial Terms

MOQ: Normally 5–10 pieces, depending on specification and stock availability.

Free Samples: Available for selected standard products; shipping costs are normally paid by the recipient.

Quotation Time: Normally within three working hours.

Delivery Time: Approximately 3–7 days for regular products and approximately 25 days for new production.

Payment Terms: 30% T/T deposit and 70% balance before delivery.

Shipping Terms: EXW, FOB, CFR, CIF, DDP, and DDU.

Transportation: Sea, air, land transportation, or international express.

Warranty: One year against confirmed manufacturing defects.

Brand: LIANHE
Place of Origin: Wenzhou, Zhejiang, China