Astme A453 kalasi 660 ndi lingaliro lazinthu zamitundu, ma bolts, mtedza ndi zomangira zina, zomwe amafuna kuti mugwiritse ntchito kutentha kwambiri. ASME A453 TISONI 660 imawerengedwa mu kalasi ya katundu ya anthu 4 kukhala a, B, C & D, aliyense wopangidwa ndi chotupa chosiyana komanso chopondera. Magetsi 660 amagwiritsidwa ntchito poyendetsa boloni, zombo zokakamira, mapaipi, cholinga chake kutentha kwambiri. Astme A4533 GUDA 660 ndi yofanana ndi Astherm B638 ndi dambo wa 660 ndi shale.
Njira yoyesera ya316 kapangidwe ka chitsulo chosapanga chitsulo chofiyira NPT 1.4401 Kulumikizana
317 Ndodo zosakhala ndi dzimbiri zomangika ndi zitsulo zosapanga dzimbiri zopangidwa ndi ziwonetsero zomwe zili ndi chromium, nickel ndi molybdenum. Chitsulo chosapanga dzimbiri 317 chopondaponda chogwiritsira ntchito ntchito m'malo okhalamo. Astme A276 Lembani gawo lazinthu 317 ndi gawo lazitsulo za 317 chosapanga dzimbiri - chotentha choyenda mozungulira, lalikulu, her, ndi mawonekedwe ena otentha. Chizindikiro cha Astm A276 chimafotokoza kapangidwe ka mankhwala, makina opanga, chithandizo chamatenthedwe, ndi zina zowonjezera za 317 kuzungulira osapanga dzimbiri, lalikulu, hexagonal, ndi mapangidwe ena ocheperako.
