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Stainless Steel Weld Neck Flange - Seamless Weld Design, Heavy-Duty for Critical Industrial Piping
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Stainless Steel Weld Neck Flange - Seamless Weld Design, Heavy-Duty for Critical Industrial 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:
304, 304L, 316, 316L
Application:
Connection, Decoration, Oil And Gas, Automative, New Energy
Standard:
ASTM, AISI, GB, JIS
Flange Face Type:
RF (Raised Face), RTJ (Ring Type Joint)
Package:
Standard Seaworthy Packagel, Wooden Cases...
Connection:
Welding
Pressure:
Class150/300/600/9001500/2500
Dimensions:
1/2”, 2”, 3”, 4”, 6”, 8”, 10”, Up To 24”
Brand Name:
Yuhao
Highlight:
Stainless Steel Weld Neck Flange
,Seamless Weld Flange for piping
,Heavy-Duty Stainless Steel Flange
Product Description
Stainless Steel Weld Neck Flange
Product Overview
Premium stainless steel weld neck flange featuring a continuous tapered neck design for seamless fusion with pipes, creating robust structural connections. Manufactured from high-grade 304/316L stainless steel, with 316L offering superior resistance to chlorides and acids for demanding industrial applications.
Key Features & Benefits
- Optimized stress distribution through tapered neck design
- Eliminates stress concentration points in high-pressure, high-temperature environments
- Seamless weld construction reduces fluid turbulence and pressure drop
- Raised face/RTJ sealing ensures airtight performance and prevents media leakage
- Compliant with ASME B16.5, EN 1092-1, and JIS B2220 standards
- Rigorous non-destructive testing including ultrasonic and radiographic inspection
- Advanced forging and machining technologies for superior quality
Applications
Ideal for critical extreme-condition applications including offshore oil & gas platforms, refineries, nuclear power plants, and heavy chemical facilities where uncompromising strength, reliability, and corrosion resistance are essential.
Product Specifications
| DN | Pipe OD | Connection Size | Flange Thickness (mm) | Flange ID | Flange OD | Bolt Hole Circle Diameter |
|---|---|---|---|---|---|---|
| 10 | 17.2 | 14 | 14 | 18 | 90 | 60 |
| 15 | 21.3 | 18 | 14 | 22.5 | 95 | 65 |
| 20 | 26.9 | 25 | 16 | 27.5 | 105 | 75 |
| 25 | 33.7 | 32 | 16 | 34.5 | 115 | 85 |
| 32 | 42.4 | 38 | 18 | 43.5 | 140 | 100 |
| 40 | 48.3 | 45 | 18 | 49.5 | 150 | 110 |
| 50 | 60.3 | 57 | 19 | 61.5 | 165 | 125 |
| 65 | 76.1 | 76 | 20 | 77.5 | 185 | 145 |
| 80 | 88.9 | 89 | 20 | 90.5 | 200 | 160 |
| 100 | 114.3 | 108 | 22 | 116 | 220 | 180 |
| 125 | 139.7 | 133 | 22 | 143.5 | 250 | 210 |
| 150 | 168.3 | 159 | 24 | 170.5 | 285 | 240 |
| 200 | 219.1 | 219 | 24 | 221.5 | 340 | 295 |
| 250 | 273 | 273 | 26 | 276.5 | 395 | 350 |
| 300 | 323.9 | 325 | 26 | 328 | 445 | 400 |
| 350 | 355.6 | 377 | 28 | 360 | 505 | 460 |
| 400 | 406.4 | 426 | 32 | 411 | 565 | 515 |
| 450 | 457 | 480 | 36 | 462 | 615 | 565 |
| 500 | 508 | 530 | 38 | 513.5 | 670 | 620 |
| 600 | 610 | 630 | 42 | 616.5 | 780 | 725 |
Product Images
Q: What is your delivery time?
A: 1-7 days for small orders, 10-20 days for large orders.
Q: Are you a manufacturer or trading company?
A: We are both a manufacturer and trading company with over 12 years of export experience.
Q: What is your minimum order quantity?
A: MOQ varies by product. Please refer to the specific product detail page or contact us with the product link for clarification.
Q: Do you provide samples? Are they free?
A: Yes, we offer samples free of charge, but customers are responsible for freight costs.
Q: How long is your production lead time?
A: Typically 5-10 days for in-stock items, or 15-20 days for non-stock items, depending on quantity.
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