Hoʻoiho i ka mea hou loaKaula kila HEA HEBNā Kikoʻī a me nā Ana.
EN 10025-2 S355K2 Wela Flange Kūkulu kila H Beam no ke kūkulu ʻana i nā ʻoihana
S355K2Nā kukuna Hhe mau kila kūkulu ʻole-alloy ikaika kiʻekiʻe loa ma lalo o ke kūlana ʻEulopa EN 10025-2. Hōʻike ko lākou papa "K2" i ka hana hopena haʻahaʻa haʻahaʻa maikaʻi loa, e mālama ana i ke kūpaʻa kūkulu ma lalo o nā kūlana aniau koʻikoʻi a me nā ukana ikaika kiʻekiʻe. Ma ke ʻano he hale ākea ākea, hāʻawi ia i ke kū'ē torsional nui a me ka pono ʻāpana ma mua o nā I-beams maʻamau.
S355ʻO ka ikaika haʻahaʻa loa he 355 MPa.
K2ʻAʻole emi ka ikehu hopena ma mua o 40 J ma -20°C (ʻoi aku ke kiʻekiʻe ma mua o ka papa J2 27 J).
HoʻolālāʻĀpana flange ākea, kūpono no nā ʻano hana i hoʻopaʻa ʻia, hoʻopaʻa ʻia, a me nā mea i hoʻopaʻa ʻia.
| Mea | Nā kikoʻī |
| Kūlana Maʻamau | EN 10025-2:2004 |
| Papa kila | S355K2 (+AR/+N/M) |
| ʻAno Māhele | HEA (IPBL), HEB (IPB), HEM (IPBV), W-Pauku |
| Kūlana Ana | EN 10034 (Hoʻomanawanui), DIN 1025 |
| Ka lōʻihi | 6m, 9m, 11.8m, 12m a i ʻole e like me nā koi o ka papahana |
| Ka mālama ʻana i ka ʻili | Pahū ʻana (Sa 2.5), mea hoʻomaka waiwai i ka zinc, galvanizing hoʻoluʻu wela (ISO 1461) |
ʻIkepili loea
Kaula kila ʻano H EN 10025 S355K2Ka Hoʻohui Kemika
| ʻElemene | C | Si | Mn | P | S | Cu | CEV |
| % Max. | 0.20% | 0.55% | 1.60% | 0.03% | 0.03% | 0.55% | ≤ 0.45 |
Nā memo:
C ≤ 0.20% no ka mānoanoa ≤ 40mm
CEV ≤ 0.45 no ka mānoanoa ≤ 30mm
EN 10025 S355K2 Kaula kila kūkuluWaiwai Mīkini
| Waiwai | Waiwai | Kūlana |
| Ikaika Hua (ReH) | 355 MPa | Mānoanoa ≤ 16 mm |
| 345 MPa | 16 – 40 mm | |
| 335 MPa | 40 – 63 mm | |
| Ikaika Hoʻopaʻa (Rm) | 470 – 630 MPa | Mānoanoa ≤ 100 mm |
| Hoʻolōʻihi (A) | ≥ 20% | Loa, ≤ 40mm |
| Ikehu hopena (KV) | ≥ 40 J | Ma -20°C (Longitudinal) |
| Kūlana Hoʻouna | +AR / +N / +M | E like me ka ʻōwili ʻia / Normalized / Thermomechanically rolling |
| Hoʻonohonoho ʻana | G Kg/m | h mm | b mm | ʻelua mm | tf mm | r mm | A mm² x10² | aloha mm | d mm | Ø | Pmin mm | Pmax mm | AL m²/m | AG m²/t |
| HE 100 AA* | 12,2 | 91 | 100 | 4,2 | 5,5 | 12 | 15,6 | 80 | 56 | M10 | 54 | 58 | 0,553 | 45,17 |
| HE 100 A | 16,7 | 96 | 100 | 5 | 8 | 12 | 21,2 | 80 | 56 | M10 | 54 | 58 | 0,561 | 36,68 |
| HE 100 B | 20,4 | 100 | 100 | 6 | 10 | 12 | 26,0 | 80 | 56 | M10 | 56 | 58 | 0,567 | 27,76 |
| HE 100 C* | 30,9 | 110 | 103 | 9 | 15 | 12 | 39,3 | 80 | 56 | M10 | 59 | 61 | 0,593 | 19,23 |
| HE 100 M | 41,8 | 120 | 106 | 12 | 20 | 12 | 53,2 | 80 | 56 | M10 | 62 | 64 | 0,619 | 14,82 |
| HE 120 AA* | 14,6 | 109 | 120 | 4,2 | 5,5 | 12 | 18,6 | 98 | 74 | M12 | 58 | 68 | 0,669 | 45,94 |
| HE 120 A | 19,9 | 114 | 120 | 5 | 8 | 12 | 25,3 | 98 | 74 | M12 | 58 | 68 | 0,677 | 34,06 |
| HE 120 B | 26,7 | 120 | 120 | 6,5 | 11 | 12 | 34,0 | 98 | 74 | M12 | 60 | 68 | 0,686 | 25,71 |
| HE 120 C* | 39,2 | 130 | 123 | 9,5 | 16 | 12 | 49,9 | 98 | 74 | M12 | 63 | 72 | 0,712 | 18,19 |
| HE 120 M | 52,1 | 140 | 126 | 12,5 | 21 | 12 | 66,4 | 98 | 74 | M12 | 66 | 74 | 0,738 | 14,16 |
| HE 140 AA* | 18,1 | 128 | 140 | 4,3 | 6 | 12 | 23,0 | 116 | 92 | M16 | 64 | 76 | 0,787 | 43,53 |
| HE 140 A | 24,7 | 133 | 140 | 5,5 | 8,5 | 12 | 31,4 | 116 | 92 | M16 | 64 | 76 | 0,794 | 32,21 |
| HE 140 B | 33,7 | 140 | 140 | 7 | 12 | 12 | 43,0 | 116 | 92 | M16 | 66 | 76 | 0,805 | 23,88 |
| HE 140 C* | 48,2 | 150 | 143 | 10 | 17 | 12 | 61,5 | 116 | 92 | M16 | 69 | 79 | 0,831 | 17,22 |
| HE 140 M | 63,2 | 160 | 146 | 13 | 22 | 12 | 80,6 | 116 | 92 | M16 | 72 | 82 | 0,857 | 13,56 |
| HE 160 AA* | 23,8 | 148 | 160 | 4,5 | 7 | 15 | 30,4 | 134 | 104 | M20 | 76 | 84 | 0,901 | 37,81 |
| HE 160 A | 30,4 | 152 | 160 | 6 | 9 | 15 | 38,8 | 134 | 104 | M20 | 78 | 84 | 0,906 | 29,78 |
| HE 160 B | 42,6 | 160 | 160 | 8 | 13 | 15 | 54,3 | 134 | 104 | M20 | 80 | 84 | 0,918 | 21,56 |
| HE 160 C* | 59,2 | 170 | 163 | 11 | 18 | 15 | 75,4 | 134 | 104 | M20 | 84 | 88 | 0,944 | 15,95 |
| HE 160 M | 76,2 | 180 | 166 | 14 | 23 | 15 | 97,1 | 134 | 104 | M20 | 86 | 90 | 0,970 | 12,74 |
Kaomi i ka pihi ma ka ʻākau
| Ka nui o ka ʻāpana (H × B) mm | Mānoanoa o ka Pūnaewele (t1) mm | Mānoanoa o ka Flange (t2) mm | Kaumaha (kg/m) | Hoʻohana Maʻamau |
| 100 × 100 | 4.5 – 6.5 | 6 – 10 | 17 – 22 | Nā mōlina kila māmā-waena |
| 150 × 150 | 5.5 – 8.0 | 7 – 12 | 32 – 40 | Nā hale noho a me nā hale kalepa |
| 200 × 200 | 6.5 – 10 | 8 – 14 | 52 – 66 | Nā hale hana ʻoihana |
| 250 × 250 | 8 – 12 | 10 – 16 | 75 – 95 | Nā hale kūʻai, nā ʻōnaehana kaumaha |
| 300 × 300 | 9 – 14 | 11 – 18 | 100 – 125 | Nā hale ākea nui |
| 400 × 400 | 14 – 24 | 16 – 30 | 160 – 220 | Nā alahaka a me nā ʻōnaehana kaumaha |
Ka hoʻonui palekana kiʻekiʻe loaʻO ka paʻakikī o ka hopena 40J e hāʻawi i ka palekana maikaʻi loa no ka haki ʻana o ka hale, kūpono loa no nā kumu mīkini kaumaha a i ʻole nā kaola nui o ke alahaka e hiki ke kū i ka haʻalulu a me nā ikaika o ka hopena.
Ka hilinaʻi maikaʻi loa o ka wili ʻana: ʻo ka kaohi paʻa o ke kalapona like (CEV) e hōʻoiaʻiʻo ana i ka maikaʻi o ka hui ʻana i ka wā o ka hoʻopili ʻana i ka papa mānoanoa, e hōʻemi ana i ka pilikia o ka haki lohi.
Kaumaha kūkulu i hoʻomaikaʻi ʻiaʻO ka lakio ikaika i ke kaumaha kiʻekiʻe e hiki ai i nā ʻenekinia ke hoʻohana i nā ʻāpana keʻa māmā e hoʻokō i nā pahuhopu halihali kiʻekiʻe, e mālama ana i nā kumukūʻai mea a me nā kumukūʻai halihali.
Ka hoʻohana ʻana ma ka honua holoʻokoʻai hana kūikawā ʻia no nā wahi anu o ka latitu kiʻekiʻe a i ʻole nā kūlana hana koʻikoʻi.
Nā hale polar a me nā hale kiʻekiʻe: nā kākoʻo lako hana mining a me nā kikowaena ikehu e hana ana i nā wahi haʻahaʻa haʻahaʻa.
Nā ʻōnaehana kaumahanā alahaka kaʻaahi wikiwiki, nā hale hana ʻoihana ākea, a me nā kiʻi koʻikoʻi o nā hale kiʻekiʻe.
ʻEnekinia Moana a me ke Awa: Nā Kumu Pile Uapo, Nā ʻĀpana Paepae Ma waho o ke Kai, Nā Kaola Nui o ke Crane.
ʻEnekinia Ikehu: Ke kahua hale kiaʻi makani nui, ka puka pā o ke kahua hydropower.
Ka Mana Hoʻomalu a me ka Hoʻokō Kūlana
Palapala hōʻoia meaE hāʻawi i ka palapala hōʻoia EN 10204 3.1 a ka mea hana mua, e hoʻopaʻa ana i ka haku mele kemika a me ka ʻikepili hoʻokolohua kino no kēlā me kēia helu wela.
Hoʻāʻo Ultrasonic (UT)Hiki iā ia ke hana i ka hoʻāʻo maʻamau EN 10160 e like me nā koi e hōʻoia ai ʻaʻohe hemahema i loko.
Hoʻouna honuaMe ka ʻike nui i nā hana lawe pahu (hoʻoikaika ʻia) a me nā hana lawe nui, e uhi ana i nā awa nui ma Asia Hikina Hema, ka Hikina Waena, a me ʻAmelika.
Hoʻopili paʻa ʻia kā mākou mau kaola H me ke kaula kila, i wahī ʻia i loko o ka tarpaulin wai ʻole, a pale ʻia me nā ʻeke desiccant a me ka ʻaila anti-rust e pale aku i ka popo i ka wā o ka hoʻouna ʻana i kahi mamao. Ua lepili maopopo ʻia kēlā me kēia pūʻolo me ka papa, ka nui, ka helu pūʻulu a me nā kikoʻī palapala hōʻoia no ka ʻike maʻalahi. Kākoʻo mākou i ka hoʻopilikino ʻana no ka lawe ʻana i ka ipu a i ʻole ka papahele pālahalaha. Me ka laulima paʻa me nā laina hoʻouna nui e like me MSK, MSC a me COSCO, hōʻoia mākou i ka lawe ʻana i ka manawa kūpono: 7-15 mau lā no nā mea waihona, 15-30 mau lā no nā kauoha nui. Hoʻopili ʻia ka mana maikaʻi koʻikoʻi ma o ka hoʻopili ʻana a me ka hoʻouka ʻana e hōʻoia i ka lawe piha ʻana i kāu awa i koho ʻia.
1. He aha ʻo S355K2?
Ke kila kūkulu ikaika kiʻekiʻe (EN 10025-2) me ka ikaika hua 355MPa, no nā ʻoihana hana kaumaha.
2. He aha ke ʻano o K2?
ʻO ke kūpaʻa haʻahaʻa haʻahaʻa maikaʻi loa: ≥40J ma -20°C, ʻoi aku ka palekana a me ka paʻakikī ma mua o S355J2.
3. Nā noi nui?
Nā alahaka, nā hale kiʻekiʻe, nā kahua pāʻani, nā hale ʻoihana, a me nā papahana ʻoihana nui.
4. Loaʻa nā palapala hōʻoia?
EN 10204 3.1/3.2 MTC, e kākoʻo ana i nā nānā ʻaoʻao ʻekolu o SGS, BV, Intertek.
5. Ka lawe ʻana a me ka lawelawe ʻana?
Nā nui maʻamau, ka hoʻopili palekana, ka lawe ʻana i ka manawa kūpono, ke kākoʻo loea piha no nā papahana.
Nā kikoʻī pili
Wahi noho
ʻĀpana ʻoihana hoʻomohala ʻo Kangsheng,
ʻO ka moku ʻo Wuqing, ke kūlanakauhale ʻo Tianjin, Kina.
Leka uila
Kelepona
Nā hola
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