1.4404 DIN 2527 Blind Flange (BL) Stainless Steel EN 1092-1 PN6
Material Standard: DIN EN 10222
Manufacturing Facility Standard: ISO 9001:2015 , GB/T19001-2016
Certification: Material Test Reports (MTRS) and Certificates of Conformity (COC) are available upon request.
Product Overview
1.4404 DIN 2527 Blind Flange (BL) Stainless Steel EN 1092-1 PN6
The 1.4404 DIN 2527 Blind Flange (BL) Stainless Steel EN 1092-1 PN6 is a high-quality industrial piping component manufactured to meet stringent international standards. Designed for critical applications across various industries, this flange offers exceptional performance, reliability, and longevity.
Our stainless steel flanges are precision-engineered using advanced manufacturing techniques and premium-grade materials. Each flange undergoes rigorous quality control and testing to ensure compliance with dimensional tolerances and pressure ratings specified by international standards.
This high-quality stainless blind flange provides reliable pipeline termination for industrial systems. Manufactured from 1.4404 stainless steel according to DIN 2527 and EN 1092-1 standards, this durable blind pipe flange ensures excellent pressure containment with PN6 rating. The corrosion-resistant stainless blind flange guarantees long-term performance in demanding environments. Ideal for chemical processing and water treatment applications, this essential blind pipe flange facilitates system maintenance and inspection access. The precision-machined surface of this stainless blind flange ensures secure sealing when properly installed. This reliable component delivers excellent service where pressure isolation and system safety are essential requirements in European standard piping systems.
Key Features
- Premium Quality Materials: Manufactured from certified stainless steel grades ensuring excellent corrosion resistance and durability
- Precision Engineering: CNC machined to exact specifications with tight tolerances meeting international standards
- Comprehensive Size Range: Available in multiple sizes and pressure ratings to suit various piping applications
- Industry Compliance: Fully compliant with ASME, EN, DIN, JIS, and other international standards
- Versatile Applications: Suitable for oil & gas, chemical processing, power generation, water treatment, and other industrial applications
- Quality Assurance: 100% inspection and testing with comprehensive documentation and traceability
- Customization Available: Custom manufacturing services available for special requirements and non-standard dimensions
- Global Supply: Worldwide shipping with experienced logistics support ensuring safe and timely delivery
Dimensions & Sizes

| DN | Outside Diamete, D | Diameter of Bolt Circle, K | Dia of Bolt Hole, L | No. of bolt | Size of Bolt | Flange thickness, C | Diameter of Raised Face, d | Height of Raised Face, f1 |
| 10 | 75 | 50 | 11 | 4 | M10 | 12 | 35 | 2 |
| 15 | 80 | 55 | 11 | 4 | M10 | 12 | 40 | 2 |
| 20 | 90 | 65 | 11 | 4 | M10 | 14 | 50 | 2 |
| 25 | 100 | 75 | 11 | 4 | M10 | 14 | 60 | 2 |
| 32 | 120 | 90 | 14 | 4 | M12 | 14 | 70 | 2 |
| 40 | 130 | 100 | 14 | 4 | M12 | 14 | 80 | 3 |
| 50 | 140 | 110 | 14 | 4 | M12 | 14 | 90 | 3 |
| 65 | 160 | 130 | 14 | 4 | M12 | 14 | 110 | 3 |
| 80 | 190 | 150 | 18 | 4 | M16 | 16 | 128 | 3 |
| 100 | 210 | 170 | 18 | 4 | M16 | 16 | 148 | 3 |
| 125 | 240 | 200 | 18 | 8 | M16 | 18 | 178 | 3 |
| 150 | 265 | 225 | 18 | 8 | M16 | 18 | 202 | 3 |
| 200 | 320 | 280 | 18 | 8 | M16 | 20 | 258 | 3 |
| 250 | 375 | 335 | 18 | 12 | M16 | 22 | 312 | 3 |
| 300 | 440 | 395 | 22 | 12 | M20 | 22 | 365 | 4 |
| 350 | 490 | 445 | 22 | 12 | M20 | 22 | 415 | 4 |
| 400 | 540 | 495 | 22 | 16 | M20 | 22 | 455 | 4 |
| 450 | 595 | 550 | 22 | 16 | M20 | 24 | 520 | 4 |
| 500 | 645 | 600 | 22 | 20 | M20 | 24 | 570 | 4 |
| 600 | 755 | 705 | 26 | 20 | M24 | 30 | 670 | 5 |
| 700 | 860 | 810 | 26 | 24 | M24 | 40 | 775 | 5 |
| 800 | 975 | 920 | 30 | 24 | M27 | 44 | 880 | 5 |
| 900 | 1075 | 1020 | 30 | 24 | M27 | 48 | 980 | 5 |
| 1000 | 1175 | 1120 | 30 | 28 | M27 | 52 | 1080 | 5 |
| 1200 | 1375 | 1320 | 30 | 32 | M27 | 50 | 1280 | 5 |
| 1400 | 1575 | 1520 | 30 | 36 | M27 | 57 | 1480 | 5 |
| 1600 | 1790 | 1730 | 30 | 40 | M27 | 64 | 1690 | 5 |
| 1800 | 1990 | 1930 | 30 | 44 | M27 | 70 | 1890 | 5 |
| 2000 | 2190 | 2130 | 30 | 48 | M27 | 78 | 2090 | 5 |
| PN2.5 | ||||||||
This flange is available in a comprehensive range of sizes and pressure ratings to accommodate diverse piping system requirements. Our manufacturing capabilities allow us to produce both standard and custom dimensions.
Available Sizes: Wide range from small bore to large diameter
Pressure Ratings: Multiple pressure classes available (Class 150, 300, 600, 900, 1500, 2500, and PN ratings)
Connection Types: Suitable for welding, threading, or slip-on connections depending on flange type
For detailed dimension tables and technical drawings, please contact our technical support team. We can provide comprehensive dimensional specifications according to your required standard (ASME, EN, DIN, JIS, etc.).
Applications
This flange is ideal for use in:
- Oil & Gas Industry: Upstream, midstream, and downstream applications
- Chemical & Petrochemical: Process piping, reactors, and storage systems
- Power Generation: Conventional and renewable energy facilities
- Water Treatment: Municipal and industrial water systems
- Pharmaceutical: Sanitary process applications
- Food & Beverage: Hygienic piping systems
- Marine & Offshore: Shipbuilding and offshore platforms
- General Industry: Manufacturing, HVAC, and building services
Quality Assurance
We maintain the highest standards of quality control throughout the manufacturing process:
- ISO 9001:2015 certified manufacturing facility
- 100% material traceability with heat number tracking
- Comprehensive testing including chemical analysis, mechanical testing, and non-destructive examination
- Third-party inspection available (TPI, LPI, SGS, BV, etc.)
- Complete documentation package including MTC 3.1, test certificates, and dimension reports
FAQ
1. What materials are used for 1.4404 DIN 2527 Blind Flange?
Our 1.4404 DIN 2527 Blind Flange is manufactured from high-quality stainless steel grades including F304, F304L, F316, F316L, and other equivalent materials according to international standards. Material certificates are provided with each order.
2. What standards does this flange comply with?
This flange is manufactured in compliance with major international standards including ASME B16.5, ASME B16.47, EN 1092-1, DIN standards, JIS B2220, and HG/T standards. We can provide third-party inspection certificates upon request.
3. What is the delivery time?
Standard sizes are typically available from stock with 3-7 days delivery. Custom orders require 15-30 days depending on specifications and quantity. Rush orders can be accommodated with additional coordination.
4. Can you provide custom dimensions?
Yes, we offer custom manufacturing services. We can produce flanges according to your specific drawings and requirements. Our engineering team can also assist with design optimization.
5. What quality certifications do you provide?
We provide comprehensive documentation including Material Test Certificates (MTC), Third-Party Inspection Reports (TPI), Dimension Reports, and Pressure Test Certificates. All products comply with international quality standards.
Why Choose Our Flanges?
With decades of experience in manufacturing industrial piping components, we have established ourselves as a trusted supplier of high-quality flanges worldwide. Our commitment to excellence is reflected in:
- Technical Expertise: Experienced engineering team providing technical support and custom solutions
- Manufacturing Excellence: State-of-the-art facilities with advanced CNC machining and testing equipment
- Quality Focus: Rigorous quality control at every stage from raw material to finished product
- Customer Service: Responsive support team ensuring smooth order processing and after-sales service
- Competitive Pricing: Direct manufacturer pricing with no intermediary markups
- On-Time Delivery: Efficient production planning and reliable logistics partnerships
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