Stainless Steel Plate Flange

Product Overview

LIANHE supplies forged stainless steel flanges in multiple sizes, pressure ratings, facing types, materials, and international standards.

Available configurations include plate, slip-on, weld-neck, blind, and lap-joint flanges for chemical, petrochemical, pharmaceutical, food-processing, water-treatment, and other industrial piping systems.

Technical Specifications

Size Range: 3/8"–60" (DN10–DN1500)

Pressure Ratings:

• ASME Class 150–2500

• PN6, PN10, PN16, PN25, and PN40

• JIS 5K, 10K, and 20K

Available Flange Types:

• Plate Flange

• Slip-On Flange

• Weld-Neck Flange

• Blind Flange

• Lap-Joint Flange

Available Facing Types:

• Raised Face (RF)

• Flat Face (FF)

• Ring-Type Joint (RTJ)

• Male Face

• Female Face

• Tongue Face

• Groove Face

Applicable Standards: ASME/ANSI B16.5, ASME B16.47, JIS B 2220, EN 1092-1, BS 4504, GB/T 9119, HG/T 20592, applicable DIN standards, AS 2129, and GOST 12821

Available Materials:

• ASTM A182 F304, F304L, F316, and F316L

• ASTM A182 F310S, F321, and F347

• SS304, SS316, and SS316L

• 0Cr18Ni9 and 0Cr17Ni12Mo2

• 1.4301, 1.4306, and 1.4404

• S31803 and S32205 Duplex Stainless Steel

• S32750 and S32760 Super Duplex Stainless Steel

• 904L Stainless Steel

Manufacturing Process: Forging and Precision CNC Machining

Product Marking: Product Name + Size + Standard + Material + Heat Number. Customer logos are available.

Surface Treatment: Degreasing and Cleaning or Pickling

Packaging: Bubble Wrap or Plastic Protection, Wooden Cases, or Pallets

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

Brand: LIANHE

HS Code: 7307210000

Place of Origin: Wenzhou, Zhejiang, China

Product Features

1. Multiple flange types and pressure ratings

2. Forged stainless steel construction

3. Good corrosion resistance

4. Precision-machined dimensions and sealing faces

5. Austenitic, duplex, super duplex, and 904L materials

6. Heat-number marking for material traceability

7. Customized dimensions and markings available

8. Suitable for international piping projects

The flange type, size, pressure rating, facing, material, bore, bolt pattern, gasket, and applicable standard must be confirmed before ordering.

Applications

Suitable for compatible applications in:

• Chemical and petrochemical plants

• Pharmaceutical facilities

• Food and beverage processing

• Breweries

• Cryogenic processing systems

• Waste-treatment facilities

• Pulp and paper plants

• Gas-processing facilities

• Industrial piping systems

Nuclear or military applications require project-specific qualifications, approvals, material traceability, and inspection.

Testing and Inspection

Available tests include:

• Ultrasonic Testing

• Radiographic Testing, when technically applicable

• Positive Material Identification

• Liquid Penetrant Testing

• Dimensional Inspection

• Surface Inspection

• Hardness Testing

Quality control includes raw-material verification, forging inspection, CNC-machined dimension checks, sealing-face inspection, bolt-hole inspection, product-marking verification, and final packaging inspection.

Quotation Requirements

Please provide:

• Product or flange type

• Size and pressure rating

• Applicable standard and facing

• Material grade

• Required quantity

• Inspection requirements

Commercial Terms

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

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

Quotation Time: Normally within three working hours.

Quotation Validity: Normally 3–7 days, subject to market conditions.

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, rail, truck, air, or international express.

Warranty: One year against confirmed manufacturing defects.

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