Cov ntaub ntawv hauv Suav

ASTM 53

GB-T14976-2012 Seamless stainless hlau yeeb nkab rau dej hloov

GB_T12459-2017

GB 3274-2017

GB 713-2014

Lub tog raj kheej steel yeeb nkab qauv, cov ntaub ntawv thiab cov kev xav tau

GB_T12459-2017

HS code

DIN 2391-2-Suav

DIN-2391-1-Suav

ASTM A519 Cov Lus Qhia Tshwj Xeeb

GBT-3696-2009

BS 1387-1985 Daim Ntawv Pov Thawj

GB 50540-2009 石油天然气站内工艺管道工程施工规范

JIS-G3461-1988-Tshaj tawm

GBT9711-2011

ASTM-A 36

ASTM-A770 Cov Lus Qhia Tshwj Xeeb

TS EN 10297-1

Catalog ntawm Sanon Pipe

GBT3639-2009

GBT17396-2009

API5L-Tshooj 46

API 5CT Cov Lus Qhia