(1) Kuyamba kwa zinthu zopanda pake zachitsulo:
Gb / t8162-2008 (chitoliro chachifumu chosawoneka bwino). Makamaka amagwiritsidwa ntchito kwa zigawo zambiri ndi makina opangira makina. Zipangizo zake (Magulu Ake): kaboni Steel. 20, Ayi. 45 chitsulo; Alloy Steel Q345, 20cr, 40cr, 20crmo, 30-35cmo, 42cmo, etc.
GB / T8163-1999 (chitoliro chachitsulo chopanda kanthu chonyamula madzi). Makamaka amagwiritsidwa ntchito popereka ma piversines amadzimadzi mu ukadaulo ndi zazikulu. Zida zoyimira (magiredi) ndi 20, Q345, ndi zina zambiri.
Gb3087-2008 (chitoliro chachitsulo chopanda zisoti zotsika komanso zapakatikati). Makamaka pa ma piipelines pofalitsa madzi otsika komanso ochepa m'makailesiki ofananira ndi omwe amagwira ntchito zapakhomo. Zipangizo zoyimilira ndi No. 10 ndi Na. 20 chitsulo.
GB / T17396-2009 (chitoliro choluka chopanda chisa choluka cha ma props a hydraulic). Amagwiritsidwa ntchito makamaka kupanga ma hydraulic othandizira, masilinda ndi zigawo mu migodi ya malasha, komanso ma cylinders ena a hydraulic. Zipangizo zake zoimira ndi 20, 45, 27simn, etc.
. 4. Mapaipi otsutsa-otsutsa amphepo mphamvu, etc.