SSAW (Spiral Submerged Arc Welded) bututu ana kera shi ta hanyar kwalliyar ƙarfe mai zafi, ci gaba da kasancewa cikin siffar juzu'i kuma an walda ta hanyar walda mai rufin ruwa mai ɓoye biyu.
Yana da fa'idodi na babban diamita, m size, high matsa lamba hali iya aiki, karfi rigidity da kuma barga waldi yi . Ana amfani dashi sosai a cikin bututun mai da gas mai nisa, samar da ruwa da ayyukan magudanar ruwa, maganin ruwa, tarawa don gadoji da tashoshin jiragen ruwa, bututun ƙarfe na tsari, jigilar slurry da sauran ƙananan matsin lamba zuwa matsakaiciyar matsin aikin injiniya.
1. Tsarin
- API 5L PSL1 / PSL2 da kuma
- Astm a252
- SY/T 5037 Ƙungiyar Ƙungiyar Ƙungiyar Ƙungiyar Ƙungiyar Ƙungiyar
- GB/T 9711 Ƙungiyar Ƙungiyar Ƙungiyar Ƙungiyar Ƙungiyar
2. Tsari na Kwayoyi
- OD: 219mm ~ 3000mm (8 " ~ 120")
- WT: Ba zan iya ba. 5mm ~ 25mm
- Tsawo： 6m, 12m, ko a sanya shi kuma
3. Tashin Ferra
- API 5L: B, X42, X46, X52, X56, X60, X65
- Q235B, Q355B, L245, L290, L360
4. Tsarin Kammalwa
- Kammalwa mai karama (Beveled end)
- Kammalwa mai ƙarfi (Plain end)
- Sakamakon kofin plastik
5. Kofin
- A cikin: 3LPE, FBE, abu na epoxy, asphalt
- Na gaba: kuku na epoxy, kuku na sementi da yadda
- Zaɓi na rassan kura / kuku mai tsanani
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