HG/T 20631-2009 Spiral Wound Gaskets for Use with Stee1 Pipe Flanges (Class Designated) (Text of Document is in English) - Beijing translation compay

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Document Title	HG/T 20631-2009 Spiral Wound Gaskets for Use with Stee1 Pipe Flanges (Class Designated) (Text of Document is in English)
Implementation Date	01/07/2009
Number of Pages	15P
Price	$50.00 USD
Preview	1. Scope 2. Normative References 3. General Specification 4. Dimension 5. Technical Requirements 6. Inspection 7. Designation and Marks Annex A