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JIS G 3461 Carbon Karfe Boiler da Bututun Musanya Zafi - IPS-M-PI-190(3)
- TS EN 10163-3: 2004
- NACE MR0175/ISO 15156-1
- A312M
- A1085/A1085M-15
- Saukewa: ASTM-A532
- AWA C213
- 美国ASTM-标准A-501
- Baƙar fata da Zafi-tsoma Bututu masu rufin Zinc
- Saukewa: JIS-G3452
- ASTM A501_A501M
- victaulic grooved bututu misali
- Saukewa: EN10255
- Saukewa: BS-1387
- DIN-EN-10220
- ASME B16.25-2017
- Saukewa: ASME B36.10M-2018
- TS EN 10084 2008
- Sanon bututu main sa - gami bututu & carbon bututu
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