API 6A F5 R11 Octagonal Ring Joint Gasket

Place of Origin WENZHOU CHINA
Brand Name Wenzhou Jingwei Seal Technology Co., Ltd.
Certification ISO9001
Model Number oct RTJ gaskets
Minimum Order Quantity 10
Price Negotiable
Packaging Details Bulk packaged or Customize
Delivery Time 7 work days
Payment Terms L/C, T/T
Supply Ability 100000pcs/month
Product Details
Stainless Steel Seals Ring Api Gasket
Wellhead Ring Joint Gasket
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R11 octagonal ring joint gasket

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F5 ring type gasket

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R11 ring type joint gasket

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Product Description

 

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.

API 6A F5 R11 Octagonal Ring Joint Gasket 0

 

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