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GBT 3087-2022 - ASTM A335-2019
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ASTMA53 - SANS62-1: 2013
- JIS G3125-2015
- GOST 633_1980
- GB-T14976-2012Seamless pipa stainless steel kanggo transfer adi
- GB_T12459-2017
- GB 3274-2017
- GB 713-2014
- EN10025-1
- BS_EN_10025_2_2019
- BS EN 10025-3-2019
- ASTM_ A450_A450M-2004a
- ASTM A530_A530M-2012
- ASTM A234_A234M-2018
- GOST-380-2005-E2008-ENG
- GOST_8732-78
- Pipa baja silinder standar, bahan lan syarat
- GB_T12459-2017
- GOST8639-82
- GOST 10704_1991
- GOST 8732_1978
- kode HS
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Telpon
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