Stainless Steel Weld Neck Flange – Corrosion-Resistant, Precision-Engineered for Industrial Piping
Price:
Negotation
MOQ:
100KGS
Delivery Time:
2-10 work days
Brand:
Yuhao
Product Description
Stainless Steel Weld Neck Flange
Corrosion-resistant, precision-engineered for industrial piping systems with exceptional durability and reliable performance in harsh operating conditions.
Product Overview
Engineered with high-grade 304 and 316L stainless steel, this weld neck flange is designed to resist corrosion, pressure, and temperature fluctuations. The integrated tapered hub creates seamless connections and distributes stress evenly across joints, enabling full penetration welding for leak-proof seals essential for handling corrosive fluids, toxic gases, and abrasive materials.
Key Features
- Exceptional corrosion resistance for harsh environments
- Even stress distribution through tapered hub design
- Full penetration welding capability for leak-proof seals
- Available in 304 and 316L stainless steel variants
- Comprehensive size range and pressure classes (150 to 2500)
- Compliant with ANSI/ASME B16.5, DIN 2633, and EN 1092-1 standards
- Stringent quality control for material composition and dimensional accuracy
Applications
Ideal for oil and gas exploration, petrochemical refining, power generation, pharmaceutical manufacturing, food processing, water treatment, marine facilities, and chemical plants. Suitable for both new construction projects and system upgrades.
Product Specifications
| DN | Pipe OD | Connection Size | Flange Thickness (mm) | Flange ID |
|---|---|---|---|---|
| 10 | 17.2 | 14 | 14 | 15 |
| 15 | 21.3 | 18 | 14 | 19 |
| 20 | 26.9 | 25 | 16 | 26 |
| 25 | 33.7 | 32 | 16 | 33 |
| 32 | 42.4 | 38 | 18 | 39 |
| 40 | 48.3 | 45 | 18 | 46 |
| 50 | 60.3 | 57 | 19 | 59 |
| 65 | 76.1 | 76 | 20 | 78 |
| 80 | 88.9 | 89 | 20 | 91 |
| 100 | 114.3 | 108 | 22 | 110 |
| 125 | 139.7 | 133 | 22 | 135 |
| 150 | 168.3 | 159 | 24 | 161 |
| 200 | 219.1 | 219 | 24 | 222 |
| 250 | 273 | 273 | 26 | 276 |
| 300 | 323.9 | 325 | 26 | 328 |
| 350 | 355.6 | 377 | 28 | 381 |
| 400 | 406.4 | 426 | 32 | 430 |
| 450 | 457 | 480 | 36 | 485 |
| 500 | 508 | 530 | 38 | 535 |
| 600 | 610 | 630 | 42 | 636 |
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?
MOQ varies by product. Please refer to the product detail page or contact us for specific requirements.
Do you provide samples? Are they free?
Yes, we provide samples free of charge, but freight costs are the responsibility of the customer.
How long is your production lead time?
Typically 5-10 days for in-stock items, or 15-20 days for items not in stock, depending on quantity.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Zhejiang Yuhao Stainless Steel Co., Ltd
Location
NO.81, LIUZHAI SECTION, LUODONG SOUTH ROAD, YONGZHONG STREET, LONGWAN DISTRICT, WENZHOU, CHINA
Contact Person
Department 1