HB90 Forging Metal Octagonal Ring Joint Gasket
Brand Name:Wenzhou Jingwei Seal Technology Co., Ltd.
Certification:ISO9001
Model Number:oct RTJ gaskets
Minimum Order Quantity:10
Delivery Time:7 work days
Payment Terms:L/C, T/T
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Verified Supplier
Location:
Wenzhou Zhejiang China
Address:
No. 500, Binhai 12th Road, Longwan District, Wenzhou City, Zhejiang Province, China, Wenzhou, Zhejiang China
Supplier`s last login times:
within 43 hours
Product Details
Company Profile
Product Details
We are a professional manufacturer of RTJ gasket from China.
With reference to your gasket products on your website, We can
offer more than 30 kinds of materials, such as 321SS, 347SS, 316SS,
304SS, Inconel 625, Monel 400, INCOLY 825, Nickel 200, soft iron,
low carbon steel and so on. We have over 10 years experience in
export business. Our products are sold to Southeast Asia, Middle
East, Russia and America and well appreciated by our clients.
We Manufacture and supply high quality Ring joint Gaskets for high pressure and temperature service conditions. These gaskets are widely used in Refineries, Petrochemical Industries, Oil drilling well head equipments, Pressure Vessels, valves, Christmas Tree valves and Pipe lines. Ring joints Gasket are strictly manufactured as per API-6A and ASME B16.20 specification.
'R' Type
octagonal/oval
We manufacture from R 11 through R 105 to suit the following flange specifications:
The Octagonal cross section Ring Joint is the development oval cross section and offers a better sealing performance. Only oval cross section gaskets can be used when the flange grooves are with the round bottom. Both Octagonal and oval cross sectioned gaskets can be used when the grooves of the flange are having a flat bottom.
we supplies ring joint gaskets (RTJ Gasket) with the hardness numbers as follows:
GASKET MATERIALS | BRINELL HARDNESS NUMBER (max) | ROCKWELL HARDNESS NUMBER (max) | IDENTIFICATION |
|---|---|---|---|
| Soft iron | 90 | 56 | D |
| Low carbon steel | 120 | 68 | S |
| 4-6% Chrome 1/2% molybdenum | 130 | 72 | F5 |
| 304 Stainless Steel | 160 | 83 | S304 |
| 316 Stainless Steel | 160 | 83 | S316 |
| 347 Stainless Steel | 160 | 83 | S347 |
| Common Materials | |||
| Material | HB Hardness | Temperature Limitations | Identification |
| Soft Iron | 90 | -60 to +400 °C | D |
| Low carbon steel | 120 | -40 to +500°C | S |
| 4%-6% Cr ½% Mo:F5 | 130 | -125 to +500°C | F5 |
| Stainless steel 304/304L | 160 | -250 to +650°C | S304 or 304L |
| Stainless steel 316/316L | 160 | -196 to +800°C | S316 or 316L |
| Stainless steel 321 | 160 | -250 to +870°C | S321 |
| Stainless steel 347 | 160 | -250 to +870°C | S347 |
| Stainless steel 410 | 170 | -20 to +500°C | S410 |
| Inconel 625 | – | 1000°C | 625 |
| Incoloy 825 | – | 1000°C | 825 |
| Hastelloy C-276 | – | 1000°C | C-276 |
| Duplex | – | 800°C | S31803 |
| Titanium | – | 540°C | TI |
HB90 Forging Metal Octagonal Ring Joint Gasket
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