Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
NB/T 47019.6-2021 | English | 209 |
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3 days [Need to translate]
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(Ordering specifications for boiler and heat exchanger tubes-Part 6: Austenitic-ferritic duplex stainless steel)
| Valid |
NB/T 47019.6-2021
|
NB/T 47019.6-2011 | English | 90 |
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0--9 seconds. Auto-delivery
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Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 6: Ferrite/austenite duplex steel
| Obsolete |
NB/T 47019.6-2011
|