-
API 5L - 46th Line Pipe -
API 5CT - 11th casing na tubing -
CSA Z245.1-2022: ígwè ọkpọkọ -
AS 1074-2018: tubes ígwè na tubulars maka ọrụ nkịtị -
ASTM A53/A53M -2022 -
Nkọwa ọkọlọtọ ASTM A106-2002 maka Pipe Carbon Steel na-enweghị nkebi maka ọrụ okpomọkụ dị elu. -
ASME B36.10 -2022 Welded na enweghị nkebi rụrụ arụ -
TS EN ISO 9329-1-1989 tubes igwe anaghị agba nchara maka ebumnuche nrụgide Ọnọdụ nnyefe teknụzụ akụkụ 1 -
TS EN ISO 9329-2-1997 tubes igwe anaghị agba nchara maka ebumnuche nrụgide Ọnọdụ nnyefe nka nka - Nkebi 2 -
TS EN ISO 9329-3-1997 tubes igwe anaghị agba nchara maka ebumnuche nrụgide Ọnọdụ nnyefe teknụzụ Nkebi 3 -
TS EN ISO 9329-4-1997 tubes igwe anaghị agba nchara maka ebumnuche nrụgide Ọnọdụ nnyefe teknụzụ akụkụ 4 -
ASTM A334-2016 -
ASTM A450-2023: Nkọwa ọkọlọtọ maka ihe ndị chọrọ n'ozuzu maka Carbon na Alloy Alloy Steel Tubes -
ASTM A312-2022 -
ASTM A234-2023 -
Nkọwa ọkọlọtọ ASTM A335-2023 maka ọkpọkọ Ferritic Alloy-Steel Pipe maka ọrụ okpomọkụ dị elu. -
ISO 13703-2-2023 -
ISO 13703-3-2023 -
ISO 13680-2020 -
ASTM A333-2018 -
ISO 15156-1-2020 -
ISO 15156-2-2020 -
ISO 15156-3-2020 -
ISO 4200-1991 -
Nkọwa ọkọlọtọ ASTM A210/A210M-2019 maka igwe na-ekpo ọkụ Ọkara Carbon Steel na Tubes na-ekpo ọkụ. -
Nkọwa ọkọlọtọ ASTM A192/A192M-2017 maka tubes carbon steel na-enweghị nkebi maka ọrụ nrụgide dị elu. -
Ntuziaka ọkọlọtọ ASTM A700-2019 maka nkwakọ ngwaahịa, akara, na ụzọ ntinye maka ngwaahịa igwe maka mbupu. -
Nkọwa ọkọlọtọ maka ASTM A519/A519M-2023 maka tubing Carbon na Alloy Steel Mechanical Tubing -
ASTM A513/A513M -2000 -
Nkọwa ọkọlọtọ ASTM A36/A36M-2019 maka Carbon Structural Steel -
ASTM A770/A770M-2018 -
ASTM A501/A501M-2021 -
Nkọwa ọkọlọtọ ASTM A532/A532M-2023 maka ihe nkedo abrasion-eguzogide ọgwụ -
ASTM A213/A213M-2023 -
ASTM A516/A516M-2017 -
ASTM A500/A500M-2023 -
ASTM A252/A252M-2019: Nkọwa ọkọlọtọ maka welded na enweghị nkebi ọkpọ ọkpọ. -
ASME B36.19 - 2022 : Igwe anaghị agba nchara arụrụ na enweghị nkebi -
SAE J403-2001: Ngwakọta kemịkalụ nke SAE Carbon Steel -
JIS G 3452-2019: Carbon ígwè ọkpọkọ maka ọkpọkọ nkịtị -
JIS G 3461-2019: Carbon ígwè tubes maka ji esi mmiri ọkụ na okpomọkụ Exchanger -
JIS G 3125-2021: elu ikuku corrosion na-eguzogide ígwè akpọrepu -
JIS G 3455-2020: Carbon ígwè ọkpọkọ maka ọrụ nrụgide dị elu -
JIS G 3462-2019: Alloy ígwè tubes maka ji esi mmiri ọkụ na okpomọkụ Exchanger -
JIS G 3456-2019: Carbon ígwè ọkpọkọ maka ọrụ okpomọkụ dị elu -
JIS G 3454-2017: Carbon ígwè ọkpọkọ maka ọrụ nrụgide -
JIS G 3444-2021: Carbon ígwè tubes maka n'ozuzu Ọdịdị -
TS EN 10219-1-2006 akụkụ oyi kpụrụ welded arụ ọrụ oghere - akụkụ 1 -
TS EN 10210-2-2019: Akụkụ oghere arụchara nchara na-ekpo ọkụ - Nkebi 2 -
TS EN 10025-1-2004 ngwaahịa a na-ekpo ọkụ akpọrepu nke nchara arụ ọrụ, ọnọdụ nnyefe teknụzụ zuru oke -
BS EN 10025-2-2019 -
BS EN 10025-3-2019 -
TS EN 10025-4-2022 -
TS EN 10025-5-2019 -
TS EN 10025-6-2022 -
BS EN 10216-1-2013 -
BS EN 10216-3-2013 -
BS EN 10216-4-2013 -
TS EN 10255-2004 tubes igwe anaghị agba nchara dabara adaba maka ịgbado ọkụ na eriri. Ọnọdụ nnyefe teknụzụ -
TS EN 10220-2002 tubes ígwè enweghị nkebi na welded Akụkụ na ọnụ ọgụgụ kwa nkeji ogologo -
BS EN 10297-1-2003 -
DIN 10210-2-2019 -
BS EN 10219-1-2016 -
TS EN 10219-2-2019 -
TS EN 10219-3-2020 -
TS EN 10224-2002 -
BS 3604-2-1991 -
GB/T 9711-2023 -
GB/T 3087-2022 -
GB/T 13793-2016 -
GB/T 5310-2023 -
GB/T 8163-2018 -
GB/T 8162-2018 -
GB/T 9948-2013 -
GB/T 9808-2023 -
GB/T 2102-2022 -
GB/T 17396-2022 -
GB/T 3639-2021 -
GB/T 3091-2015 -
GOST 8732-1978: ọkpọkọ ígwè na-ekpo ọkụ na-enweghị ntụpọ. Ogo nke nha -
GOST 380-2005: Carbon ígwè dị mma. akara ule -
GOST 10704-1991: Igwe anaghị agba nchara nchara-ọgwụgwụ tubes -
GOST 10705-1993 : igwe eletrik na-agbado Tubes -
GOST 10706-2001 -
ISO 3183-2019 -
ASTM A179-2019 -
ASTM A671-2000 -
ASTM A672-2014 -
ASTM A999-2023 -
AS 1074-1989 (R2018) -
AS 1074-1989 (R2018) -
AS 1163-2016 -
TS EN 10210-1 2006 -
TS EN 10210-2-2019 -
TS EN 10210-3-2020 -
AS 1579-2001