Milliy standart: GB/T9112-2010 (GB9113·1-2010-GB9123·4-2010)
Kimyo sanoati vazirligi standartlari: HG5010-52-HG5028-58, HGJ44-91-HGJ65-91, HG20592-2009 seriyasi, HG20615-2009 seriyasi
Mashinasozlik vazirligi standartlari: JB81-59-JB86-59, JB/T79-94-JB/T86-94, JB/T74-1994
Bosimli idishlar standartlari: JB1157-82-JB1160-82, NB/T47020-2012-NB/T47027-2012, B16.47A/B B16.39 B16.
Flanj ishlab chiqarish standartlari
Oct 13, 2024
Xabar QOLDIRISH
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