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  4. Standard "GB/T 20490-2006"
WITHDRAWN GB/T 20490-2006 12.9.2006 preview

GB/T 20490-2006

Seamless and welded (except submerged arc-welded) steel tubes for pressure purposes—Ultrasonic testing for the detection of laminar imperfections

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STANDARD published on 12.9.2006


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Price382.80 USD excl. VAT
382.80 USD

The information about the standard:

Designation standards: GB/T 20490-2006
Note: WITHDRAWN
Publication date standards: 12.9.2006
SKU: NS-874568
Country: Chinese technical standard
Category: Technical standards GB

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