R105 Octagon Metal RTJ Ring Gasket ASME B16.20 90BHN for High Pressure Flange Sealing
Price:
Negotiable
MOQ:
5 piece
Delivery Time:
8-20days
Brand:
FLRS or OEM
Product Description
Product Overview
The R105 Octagon Metal RTJ Ring Gasket is manufactured in compliance with ASME B16.20 standards and features a 90BHN hardness rating. This solid metal gasket with octagonal or elliptical cross-sectional shape provides radial self-tightening sealing through contact with the inner and outer sides of the flange's trapezoidal groove.
Material Specifications
| Material | Standard | Max Hardness (HBS) | Max Hardness (HRB) | Designation | Max Temperature (°C) |
|---|---|---|---|---|---|
| Iron | GB/T 9971 | 90 | 56 | D | 540 |
| 10 | GB/T 699 | 120 | 68 | S | 540 |
| 1Cr5Mo | JB 4726 | 130 | 72 | F5 | 650 |
| 0Cr13 | JB 4728 GB/T 1220 | 170 | 86 | 410S | 650 |
| 0Cr18Ni9 | - | 160 | 83 | 304 | 700 |
| 00Cr19Ni10 | - | 150 | 80 | 304L | 450 |
| 0CR17Ni12Mo2 | - | 160 | 83 | 316 | 700 |
| 00Cr17Ni14Mo2 | - | 150 | 80 | 316L | 450 |
| 0Cr18Ni10Ti | - | 160 | 83 | 321 | 700 |
| 0Cr18Ni11Nb | - | 160 | 83 | 347 | 700 |
For working temperatures above 540°C, please contact the manufacturer for specific material recommendations.
Key Features
- Multiple material options and patterns available to meet diverse design and operational requirements
- Compatible with new flat-bottomed grooved flanges with quick delivery times
- Designed for pipe flanges, valves, pressure vessels, submarine applications, high-speed joint surfaces, and high-temperature high-pressure valve covers
Installation Guidelines
The metal ring gasket hardness should be 15-20 HB lower than the flange material. Reuse of previously installed gaskets is not recommended.
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Company
Shaanxi Flourish Industrial Co., Ltd.
Location
No.3939 Eurasian Ave., Chanba Ecological District, Xi'an, China
Contact Person
Fiona Hou