1 Inch Stainless Steel Flange
1" Stainless Steel Flanges – Manufactured by SSM
SSM manufactures and supplies high-quality 1" stainless steel flanges in a wide range of types and pressure classes, built to meet ASME B16.5 standards. These flanges are designed for 1-inch nominal pipe size (NPS) piping systems and offer excellent corrosion resistance, mechanical strength, and long-term durability, making them ideal for use in demanding industries such as oil & gas, chemical processing, and marine engineering.
🔧 Available Flange Types:
Weld Neck (WN)
Slip-On (SO)
Socket Weld (SW)
Blind (BL)
Lap Joint (LJ)
Threaded (TH)
📐 Example Dimensions – 1" Class 150 (ASME B16.5):
| Parameter | Value |
|---|---|
| Nominal Pipe Size (NPS) | 1 inch |
| Outside Diameter (OD) | 4.25 in (108 mm) |
| Bolt Circle Diameter | 3.125 in (79.4 mm) |
| Number of Bolt Holes | 4 |
| Bolt Hole Diameter | 0.625 in (15.9 mm) |
| Flange Thickness | 0.56 in (14.3 mm) |
| Raised Face Height (RF) | 0.06 in (1.6 mm) |
Dimensions vary by pressure class (e.g., 150, 300, 600, etc.)
🧱 Material Options:
304 / 304L Stainless Steel
316 / 316L Stainless Steel
Other alloys available: 321, 347, Duplex, Super Duplex, 904L, etc.
Would you like a datasheet, technical drawing, or quotation for SSM's 1" stainless steel flanges?
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