Product Overview
Our DIN Flanges in Stainless Steel SS304/316L and Carbon Steel PN10/PN16 are manufactured to meet DIN EN 1092-1 standards, offering a wide range of flange types suitable for various piping applications. Designed for reliable, leak-proof connections, these flanges cover threaded, welded, slip-on, blind, lap joint, and other types to meet diverse industrial needs.
Manufactured with high-quality stainless steel (SS304/316L) and carbon steel materials, our flanges provide excellent corrosion resistance, mechanical strength, and ease of installation. Suitable for pressure classes PN10 and PN16, these flanges are widely used in water treatment, chemical, petrochemical, HVAC, and general industrial sectors.
Product Specifications
| Flange Type | Material | Standard | Size Range (Nominal Diameter) | Pressure Rating | Typical Use/Feature |
|---|---|---|---|---|---|
| Threaded Flange | Stainless Steel (SS304, SS316L), Carbon Steel | DIN EN 1092-1 | DN15 – DN200 (½″ – 8″) | PN10, PN16 | Easy installation, no welding required |
| Weld Neck Flange | Stainless Steel, Carbon Steel | DIN EN 1092-1 | DN15 – DN500 (½″ – 20″) | PN10 – PN40 | High strength, butt-weld connection |
| Slip-On Flange | Stainless Steel, Carbon Steel | DIN EN 1092-1 | DN15 – DN400 (½″ – 16″) | PN10 – PN40 | Easy alignment, slip over pipe |
| Socket Weld Flange | Stainless Steel, Carbon Steel | DIN EN 1092-1 | DN15 – DN150 (½″ – 6″) | PN10 – PN40 | Small bore piping, socket weld |
| Blind Flange | Stainless Steel, Carbon Steel | DIN EN 1092-1 | DN15 – DN600 (½″ – 24″) | PN10 – PN40 | For pipe end sealing |
| Lap Joint Flange | Stainless Steel, Carbon Steel | DIN EN 1092-1 | DN15 – DN200 (½″ – 8″) | PN10 – PN40 | Used with stub end for easy dismantling |
| Ring Type Joint Flange (RTJ) | Stainless Steel, Carbon Steel | DIN EN 1092-1 | DN15 – DN300 (½″ – 12″) | PN40 – PN420 | High pressure sealing, metal ring gasket |
| Orifice Flange | Stainless Steel, Carbon Steel | DIN EN 1092-1 | DN50 – DN300 (2″ – 12″) | PN10 – PN40 | Flow measurement, orifice plate |
| Spectacle Flange | Stainless Steel, Carbon Steel | DIN EN 1092-1 | DN15 – DN300 (½″ – 12″) | PN10 – PN40 | Isolation and maintenance operations |
Key Features:
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Full compliance with DIN EN 1092-1 standards
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Wide variety of flange types for different piping needs
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High-quality SS304, SS316L stainless steel and carbon steel materials
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Suitable for medium pressure classes PN10 and PN16, with options up to PN420 for RTJ flanges
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Corrosion resistance and mechanical strength to suit water treatment, chemical, petrochemical, and industrial applications
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Threaded and welded connections available for easy installation and maintenance
Typical Applications:
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Water and wastewater treatment plants
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Chemical and petrochemical industries
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HVAC and plumbing systems
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Oil & gas pipelines
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Food and beverage processing plants
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Industrial manufacturing and maintenance
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Frequently Asked Questions (FAQ)
1. Are you a manufacturer or trading company?
We are a manufacturer with our own factory located in Hebei, China, specializing in stainless steel, carbon steel, and alloy steel flanges.2. What materials do you offer?
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Stainless Steel: 304, 304L, 316, 316L, 321, etc.
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Carbon Steel: ASTM A105, ASTM A350 LF2, Q235, Q345, etc.
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Alloy Steel: ASTM A182 F11, F22, F5, etc.
3. Which standards do your products comply with?
ASME B16.5, ANSI, ASTM, DIN, JIS, EN, GB — with third-party inspection available.4. Do you support OEM/ODM customization?
Yes, we provide custom machining, coating, marking, and packaging based on your drawings.5. What is your minimum order quantity (MOQ)?
MOQ is typically 1 piece for standard items; customized parts may vary.6. Do you provide free samples?
Yes, free samples for standard sizes are available; buyers cover shipping cost.7. What is your delivery time?
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In-stock: 3–5 working days
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Bulk/custom orders: 10–25 working days
8. How do you ensure product quality?
We perform full inspection: raw material verification, dimensional checks, pressure/leak tests, and surface finish inspection. Third-party testing is available upon request. -
