OEM Kina ASTM A106/ API 5L / ASTM A53 grade b paipu kila maʻemaʻe no ka ʻaila a me ka paipu kinoea.
Nānā nui
Loaʻa iā mākou ka hana ma o ka lilo ʻana i hui ʻoihana e hōʻoia i hiki iā mākou ke hāʻawi maʻalahi iā ʻoe i ka maikaʻi kiʻekiʻe loa a me ka uku kūpono loa. No ka ASTM A106/ API 5L / ASTM A53 grade B seamless steel pipe no ka aila a me ke kinoea paipu, loaʻa iā mākou ma mua o 3 mau makahiki ʻike e hoʻolako iā ia i nā hiʻohiʻona noiʻi like ʻole. E lawe mākou i ka ʻoluʻolu o ka mea kūʻai aku ma ke ʻano he maxim, e hoʻohana i kā mākou kumuwaiwai e hāʻawi i ka mea e pono ai kā mākou mea kūʻai aku a me ka nui o ka uku o kā mākou mea kūʻai aku.
Hoʻokipa maikaʻi mākou i nā mea kūʻai aku i loko a i waho e kipa i kā mākou hui a kamaʻilio ʻoihana. Ke koi mau nei kā mākou hui i ke kumumanaʻo "maikaʻi maikaʻi, kumukūʻai kūpono, ka lawelawe papa mua". Ua mākaukau mākou e kūkulu i ka launa pū ʻana me ʻoe no ka wā lōʻihi, aloha a me ka pōmaikaʻi.
Palapala noi
ʻO ka paipu kila maʻemaʻe no ka hana wela kiʻekiʻe ASTM A106, kūpono no ka wela kiʻekiʻe
Papa Nui
Papa o ke kila kalapona kiʻekiʻe: GR.A,GR.B,GR.C
Mea Kimia
| Hui, ％ | |||
| Papa A | Papa B | Papa C | |
| Carbon, max | 0.25A | 0.3B | 0.35B |
| Manganese | 0.27-0.93 | 0.29-1.06 | 0.29-1.06 |
| Phosphorus, max | 0.035 | 0.035 | 0.035 |
| Sulfur, max | 0.035 | 0.035 | 0.035 |
| Silika, min | 0.10 | 0.10 | 0.10 |
| Chrome, maxC | 0.40 | 0.40 | 0.40 |
| Ke keleawe, maxC | 0.40 | 0.40 | 0.40 |
| Molybdenum, maxC | 0.15 | 0.15 | 0.15 |
| Nikela, maxC | 0.40 | 0.40 | 0.40 |
| Vanadium, maxC | 0.08 | 0.08 | 0.08 |
| A No kēlā me kēia hōʻemi o 0.01% ma lalo o ka nui kalapona i ʻōlelo ʻia, e ʻae ʻia ka piʻi ʻana o 0.06% manganese ma luna o ka palena kiʻekiʻe a hiki i ka 1.35%. | |||
| B Inā ʻaʻole i ʻōlelo ʻia e ka mea kūʻai aku, no kēlā me kēia hōʻemi o 0.01% ma lalo o ke kalapona kiʻekiʻe i ʻōlelo ʻia, e ʻae ʻia ka piʻi ʻana o 0.06% manganese ma luna o ka palena kiʻekiʻe a hiki i ka 1.65%. | |||
| C ʻAʻole ʻoi aku ka nui o kēia mau mea ʻelima i ka 1%. | |||
Waiwai Mechanical
| Papa A | Papa B | Papa C | ||||||
| Ka ikaika uʻi, min, psi(MPa) | 48 000(330) | 60 000(415) | 70 000(485) | |||||
| Ka ikaika hua, min, psi(MPa) | 30 000(205) | 35 000(240) | 40 000(275) | |||||
| Ka lōʻihi | Kūʻē | Ka lōʻihi | Kūʻē | Ka lōʻihi | Kūʻē | |||
| Elongation ma 2 in. (50 mm), min, % Nā ho'āʻo hoʻāʻo transverse elongation liʻiliʻi loa, a no nā nui liʻiliʻi āpau i hoʻāʻo ʻia ma ka pauku piha | 35 | 25 | 30 | 16.5 | 30 | 16.5 | ||
| I ka wā maʻamau puni 2-in. (50-mm) ana ka loa ho'āʻo specimen hoʻohana | 28 | 20 | 22 | 12 | 20 | 12 | ||
| No nā hoʻokolohua lōʻihi lōʻihi | A | A | A | |||||
| No nā hoʻāʻo ʻāwīwī, he unuhi no kēlā me kēia 1/32-in. (0.8-mm) emi i ka mānoanoa o ka pā ma lalo o 5/16 in. (7.9 mm) mai ka li'ili'i li'ili'i loa elongation e hana 'ia. | 1.25 | 1.00 | 1.00 | |||||
| A E hoʻoholo ʻia ka elongation liʻiliʻi ma 2 in. (50 mm) e ka hoohalike penei: | ||||||||
| e=625000A 0.2 / U 0.9 | ||||||||
| no na huina iniha-pauna, a | ||||||||
| e=1940A 0.2 / U 0.9 | ||||||||
| no nā ʻāpana SI, | ||||||||
| ma hea: e = ka lōʻihi liʻiliʻi ma ka 2 in. (50 mm), %, hoʻopuni ʻia i ka 0.5% kokoke loa, A = ʻāpana keʻa o ka hōʻike hoʻāʻo hoʻopaʻapaʻa, in.2 (mm2), ma muli o ke anawaena waho a i ʻole ke anawaena i koho ʻia i waho a i ʻole ka laulā kikoʻī kikoʻī a me ka mānoanoa o ka pā i kuhikuhi ʻia, i hoʻopuni ʻia i ka 0.01 in.2 (1 mm2) kokoke loa. . (Inā like a ʻoi aku paha ka ʻāpana i helu ʻia ma mua o 0.75 in.2 (500 mm2), a laila e hoʻohana ʻia ka waiwai 0.75 in.2 (500 mm2). U = ikaika tensile i kuhikuhi ʻia, psi (MPa). | ||||||||
Koi hoao
Ma kahi o ka hōʻoia ʻana i ka haku melemele a me nā waiwai mechanical, hana ʻia nā hoʻokolohua hydrostatic i kēlā me kēia, a hana ʻia nā hoʻāʻo flaring a flattening. . Eia kekahi, aia kekahi mau koi no ka microstructure, ka nui o ka palaoa, a me ka papa decarburization o ka paipu kila i hoʻopau ʻia.
Hiki ke hoolako
Hiki ke hoʻolako: 1000 Tons i kēlā me kēia mahina no ka papa o ASTM SA-106 Steel Pipe
Hoʻopili ʻia
I loko o nā pūʻolo a i loko o ka pahu lāʻau ikaika
Hāʻawi
7-14 mau lā inā ma ka waihona, 30-45 mau lā e hana ai
Uku
30% depsoit, 70% L/C a i ʻole B/L kope a i ʻole 100% L/C i ka ʻike
Huahana Huahana
Paipu paila
GB/T5310-2017
ASME SA-106/SA-106M-2015
ASTMA210(A210M)-2012
ASME SA-213/SA-213M
