Alaabooyinka birta ee Maraykanku waxay wataan heerar badan, badiba qaybaha soo socda:

ANSI-Heerka Qaranka Mareykanka

AISI-Bulshada Maraykanka ee Heerarka Birta iyo Birta

ASTM-Jaaliyadda Maraykanka ee Imtixaanka iyo Qalabka

ASME-Jaaliyadda Maraykanka ee Injineerada Makaanikada

AMS-Qeexitaannada walxaha hawada (mid ka mid ah tilmaamaha agabka inta badan loo isticmaalo warshadaha duulista ee Mareykanka, oo ay soo saartay SAE)

API-Heerarka Machadka Batroolka Mareykanka

AWS-Heerka Ururka alxanka Ameerika

SAE-Jaaliyadda Maraykanka ee Heerarka Injineerada Baabuurta

MIL-Heerarka ciidamada Mareykanka

Qq- Heerarka dawladda federaalka ee Maraykanka

API-Heerarka Machadka Batroolka Mareykanka

ANSI-Heerka Qaranka Mareykanka

ASME-Jaaliyadda Maraykanka ee Injineerada Makaanikada

ASTM-Jaaliyadda Maraykanka ee Imtixaanka iyo Qalabka

Heerarkan, dhamaantood waxay ka tirsan yihiin heerarka birta ee Maraykanka, sida ASME ee walxaha loo isticmaalo heerarku waxay ka yimaaddeen ASTM, waalka ku jira API tixraaca caadiga ah, iyo xirmooyinka tuubooyinka birta fudud ee heerka ANSI.Farqiga ayaa ku jira diiradda kala duwan ee warshadaha, sidaas darteed qaadashada heerarka kala duwan.API, ASTM, ASME waa xubnaha ANSI.Heerarka Machadka Heerarka Qaranka Mareykanka, oo ah inta ugu badan ee heerarka xirfadlayaasha.Dhanka kale, ururada xirfadlayaasha, ururada, kooxaha waxay sidoo kale ku saleysnaan karaan heerarka qaranka ee jira si loo horumariyo heerarka alaabta qaarkood.Dabcan, ma raaci karaan heerka qaranka si ay u horumariyaan heerarka ururka iyaga u gaar ah.Heerarka ANSI waa ikhtiyaari.Maraykanku wuxuu aaminsan yahay in heerarka qasabka ah ay xaddidi karaan faa'iidooyinka wax soo saarka.Laakiin sharciga iyo waaxaha dawladda si loo horumariyo heerarka, guud ahaan heerka qasabka ah.