Rufin Epoxy Mai Haɗawa Awwa C213 Standard

Rufin Epoxy Mai Haɗawa Awwa C213 Na Musamman Hoton da Aka Fi So

Takaitaccen Bayani:

Rufin Epoxy Mai Haɗawa da Rufi don Bututun Ruwa na Karfe da Kayan Aiki

Wannan ƙa'idar Ƙungiyar Ayyukan Ruwa ta Amurka ce (AWWA). Ana amfani da rufin FBE galibi akan bututun ruwa na ƙarfe da kayan aiki, misali bututun SSAW, bututun ERW, bututun LSAW bututu marasa sumul, gwiwar hannu, tees, reducers da sauransu don manufar kariyar tsatsa.

Rufin epoxy mai haɗewa wani ɓangare ne na rufin zafi na busasshe wanda, lokacin da aka kunna zafi, yana haifar da amsawar sinadarai ga saman bututun ƙarfe yayin da yake kiyaye aikin halayensa. Tun daga 1960, aikace-aikacen ya faɗaɗa zuwa manyan girman bututu a matsayin rufin ciki da na waje don amfani da iskar gas, mai, ruwa da ruwan shara.

Aika mana imel

Cikakken Bayani game da Samfurin

Alamun Samfura

Halayen jiki na kayan foda na epoxy

Nauyin nauyi na musamman a 23℃: mafi ƙarancin 1.2 da matsakaicin 1.8
Binciken sieve: matsakaicin 2.0
Lokacin gel a 200 ℃: ƙasa da 120s

Tsaftace fashewar abubuwa masu abrasive

Za a tsaftace saman ƙarfe mara ƙazanta ta hanyar amfani da fasahar SSPC-SP10/NACE No. 2 sai dai idan mai siye ya ƙayyade wani abu daban. Tsarin anga fashewar ko zurfin bayanin martaba zai kasance daga mil 1.5 zuwa mil 4.0 (38 µm zuwa 102 µm) wanda aka auna daidai da ASTM D4417.

Ana dumamawa kafin lokaci

Bututun da aka tsaftace ya kamata a sanyaya shi a zafin da bai wuce 260℃ ba, tushen zafi ba zai gurɓata saman bututun ba.

Kauri

Za a shafa foda mai rufi a kan bututun da aka riga aka kunna a kauri mai kama da juna wanda bai gaza mil 12 (305μm) a waje ko ciki ba. Matsakaicin kauri ba zai wuce mil 16 (406μm) ba sai dai idan masana'anta suka ba da shawarar ko kuma mai siye ya ƙayyade.

Gwajin aikin epoxy na zaɓi

Mai siye zai iya ƙayyade ƙarin gwaji don tabbatar da aikin epoxy. Ana iya ƙayyade hanyoyin gwaji masu zuwa, waɗanda duk za a yi su akan zoben gwajin bututun samarwa:
1. Raƙuman da ke tsakanin sassan jiki.
2. Fuskar fuska.
3. Binciken zafi (DSC).
4. Nauyin dindindin (lanƙwasawa).
5. Jiƙa ruwa.
6. Tasiri.
7. Gwajin rabuwar ƙwayoyin cuta ta Cathodic.

Na baya: Bututun Tarin Ƙwararru na ƙasar Sin - Bututun da aka Yi da Sanyi, EN10219 S235JRH, S235J0H, S355JRH, S355J0H - Karkace

Na gaba: Bututun Layi na Api 5l Grade B zuwa X70 Od Daga 219mm zuwa 3500mm

Rubuta saƙonka a nan ka aika mana da shi