Ka'idojin da ake magana da su "
Akwai ƙa'idodi da yawa don samfuran Karfe a cikin Amurka, galibi gami da masu zuwa:
ANSI American National Standard
AISI Cibiyar Ƙarfe da Ƙarfe Ma'auni
ASTM Standard of American Society for Materials and Testing
ASME Standard
AMS Aerospace Material Specification (daya daga cikin ƙayyadaddun kayan da aka fi amfani da su a cikin masana'antar sararin samaniya ta Amurka, wanda SAE ta haɓaka)
API Standard Petroleum Institute
Matsayin AWS AWS
SAE SAE Society of Motor Engineers Standard
Matsayin soja na MIL U
QQ mu mizanin gwamnatin tarayya
Daidaitaccen gajarta ga wasu ƙasashe
ISO: Ƙungiyar Ƙasa ta Duniya don daidaitawa
BSI: Cibiyar Matsayin Biritaniya
DIN: Jamus Standard Association
AFNOR: Ƙungiyar Faransa don daidaitawa
JIS: Binciken Matsayin Masana'antu na Japan
EN: Matsayin Turai
GB: Matsayin ƙasa na wajibi na Jamhuriyar Jama'ar Sin
GB/T: Shawarar ma'aunin ƙasa na Jamhuriyar Jama'ar Sin
GB/Z: Takardun fasaha na jagorar daidaiton ƙasa na Jamhuriyar Jama'ar Sin
Gajartawar da aka saba amfani da ita
SMLS: Bututu Bakin Karfe
ERW: Electric Resistance walda
EFW: Electric-fusion walded
SAW: Walkar Arc Mai Ruwa
SAWL: Longitudinal nutsad da baka walda Longitude
SAWH: waldawar baka mai jujjuyawa
SS: bakin karfe
Haɗin ƙarshen da aka saba amfani da shi
Yusuf t. : fili karshen lebur
BE : Ƙarshen gangare mai banƙyama
Zaren ƙarshen zaren
BW: Ƙarshen welded Butt
Kafa Cap
NPT: Zaren bututu na kasa
Lokacin aikawa: Nuwamba-23-2021