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Stainless Steel Blind Flange - Corrosion-Proof Seal, Versatile for Industrial & Marine Piping
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Stainless Steel Blind Flange - Corrosion-Proof Seal, Versatile for Industrial & Marine Piping
| MOQ: | 100KGS |
| Price: | Negotation |
| Standard Packaging: | They are usually packed in conventional export wooden cases. |
| Delivery Period: | 2-10 work days |
| Payment Method: | L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| Supply Capacity: | 2000tons/per month |
Detail Information
Place of Origin
China
Brand Name
Yuhao
Certification
ISO, API, BV, CE ...
Model Number
Flanges
Material:
316, 316L, 304, 304L, Carbon
Application:
Connection, Decoration, Oil And Gas, Automative, Chemical, Water Treatment,
Standard:
DIN 86029
Flange Face Type:
RF (Raised Face)
Package:
Standard Seaworthy Packagel, Wooden Cases...
Connection:
Welding
Pressure:
PN6-PN400
Dimensions:
1/2”, 2”, 3”, 4”, 6”, 8”, 10”, Up To 24”
Place Of Origin:
Zhejiang
Highlight:
Stainless steel blind flange
,Corrosion-proof blind flange
,Marine piping stainless flange
Product Description
Stainless Steel Blind Flange - Corrosion-Proof Seal for Industrial & Marine Piping
The Stainless Steel Blind Flange is a versatile sealing component engineered to cap, isolate, and protect pipe ends across diverse industrial sectors. Crafted from high-grade corrosion-resistant materials including 316Ti, super austenitic stainless steel, and marine-grade alloys, it excels in harsh, corrosive environments.
Product Features
- Enhanced corrosion resistance for saltwater, acidic, and alkaline media
- Specialized surface treatment (passivation, pickling) for maximum protection
- Optimized disc thickness balancing structural rigidity and weight
- Suitable for both onshore low-pressure systems and offshore high-vibration environments
- Easy bolting and sealing with standard gaskets
- Compliant with ASME B16.47, DIN 2502, and JIS B2220 standards
- Available in sizes from 1/2" to 96" including custom large-diameter options
- Material certification and corrosion resistance test reports provided
- Meets marine industry (ABS, DNV) and industrial safety regulations
Applications
Ideal for coastal/marine projects, chemical processing plants, desalination facilities, offshore oil & gas operations, and infrastructure projects requiring reliable, long-lasting sealing solutions.
Product Specifications
| DN | Pipe OD | Connection Size | Flange OD | Bolt Hole Circle Diameter | Flange Thickness (mm) | Flange ID |
|---|---|---|---|---|---|---|
| 10 | 17.2 | 14 | 90 | 60 | 14 | 18 |
| 15 | 21.3 | 18 | 95 | 65 | 14 | 22.5 |
| 20 | 26.9 | 25 | 105 | 75 | 16 | 27.5 |
| 25 | 33.7 | 32 | 115 | 85 | 16 | 34.5 |
| 32 | 42.4 | 38 | 140 | 100 | 18 | 43.5 |
| 40 | 48.3 | 45 | 150 | 110 | 18 | 49.5 |
| 50 | 60.3 | 57 | 165 | 125 | 19 | 61.5 |
| 65 | 76.1 | 76 | 185 | 145 | 20 | 77.5 |
| 80 | 88.9 | 89 | 200 | 160 | 20 | 90.5 |
| 100 | 114.3 | 108 | 220 | 180 | 22 | 116 |
| 125 | 139.7 | 133 | 250 | 210 | 22 | 143.5 |
| 150 | 168.3 | 159 | 285 | 240 | 24 | 170.5 |
| 200 | 219.1 | 219 | 340 | 295 | 24 | 221.5 |
| 250 | 273 | 273 | 395 | 350 | 26 | 276.5 |
| 300 | 323.9 | 325 | 445 | 400 | 26 | 328 |
| 350 | 355.6 | 377 | 505 | 460 | 28 | 360 |
| 400 | 406.4 | 426 | 565 | 515 | 32 | 411 |
| 450 | 457 | 480 | 615 | 565 | 36 | 462 |
| 500 | 508 | 530 | 670 | 620 | 38 | 513.5 |
| 600 | 610 | 630 | 780 | 725 | 42 | 616.5 |
Product Images
Frequently Asked Questions
What is your delivery time?
1-7 days for small orders, 10-20 days for large orders.
Are you a manufacturer or trading company?
We are both a manufacturer and trading company with over 12 years of export experience.
What is your minimum order quantity?
The MOQ varies by product. Please refer to the product detail page or contact us with the product link for specific information.
Do you provide samples? Are they free?
Yes, we provide samples free of charge, but customers are responsible for freight costs.
How long is your production lead time?
Generally 5-10 days for in-stock items, or 15-20 days for items not in stock, depending on quantity.
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