Nā kūlana:
ASME SA106—Kiʻekiʻe wela seamless carbon steel paipu
ASME SA179—He paipu kila kalapona haʻahaʻa i huki ʻia i ke anu no ka mea hoʻololi wela a me ka condenser
ASME SA192—He paipu paila kalapona kalapona ʻole no ke kaomi kiʻekiʻe
ASME SA210—Pūpa kila kabone maʻemaʻe ʻole no nā paila a me nā mea hoʻomehana super
ASME SA213— ʻO nā paipu kila ferritic a me austenitic i hoʻopaʻa ʻia no nā boiler, superheaters a me nā mea hoʻololi wela.
ASME SA335—Seamless ferritic alloy steel pipe nominal no ka wela kiʻekiʻe
DIN17175— Paipu kila maʻemaʻe i hana ʻia me ke kila wela
EN10216-2—Nā paipu kila i hoʻohui ʻole ʻia me ke kila kila me nā waiwai wela kiʻekiʻe
GB5310—Pula kila maʻemaʻe no ka paila kiʻekiʻe
GB3087—Pula kila maʻemaʻe ʻole no nā paila haʻahaʻa a me waena