ASME B16.20 RTJ Oval Ring Joint Metal To Metal Sealing

Place of Origin china
Brand Name Wenzhou Jingwei Seal Technology Co., Ltd.
Certification ISO9001
Model Number oval ring joint gasket
Minimum Order Quantity 10
Price Negotiable
Packaging Details Bulk packaged or Customize
Delivery Time 7 work days
Supply Ability 100000pcs/month
Product Details
Carbon Steel Gasket Stainless Steel Seal
Metal Seals Ring
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RTJ Oval Ring Joint


ASME B16.20 Oval Ring Joint


Metal Sealing Oval Ring Joint

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Product Description

The oval section ring gaskets were originally designed for the now obsolete round bottom groove. Both the Oval and the Octagonal cross section are interchangeable on the flat bottom groove design. These gaskets are manufactured as per API 6A / ASME B16.20 to suit API 6B and ASME B16.50 flanges.


As a result of metal to metal sealing media they are made to be free of indentations, tool marks etc and have a surface finish of maximum,


· R, RX – 63 microinches Ra (1.6 micrometer Ra).

Thus Gasket supplies ring joint gaskets (RTJ Gasket) with the hardness numbers as follows:





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