Aoao e uiga i le Tau, Fa'amatalaga ma Fua o le Papa U'amea/La'au ASTM A709 aupito lata mai.
ASTM A709 Papa U'amea Fa'atulagaina Maualuga | Vasega 36 / 50 / 50W / HPS 70W / HPS 100W
| Mea | Fa'amatalaga auiliili |
| Tulaga Fa'atonu o Meafaitino | ASTM A709 |
| Vasega | Vasega 36, Vasega 50, Vasega 50W, Vasega HPS 70W, Vasega HPS 100W |
| Lautele Masani | 1,000 mm – 2,500 mm |
| Umi Masani | 6,000 mm – 12,000 mm (e mafai ona fetu'una'i) |
| Malosiaga o le Fetaia'i | 400–895 MPa (85–130 ksi) |
| Malosiaga o le Tuuina Atu | 250-690 MPa (36-100 ksi) |
| Tulaga lelei | Malosi Maualuga, Malosi Sili, ma le Tumau Sili mo Alalaupapa ma Galuega Faufale |
| Su'esu'ega o le Tulaga Lelei | Su'ega Ultrasonic (UT), Su'ega Magnetic Particle (MPT), ISO 9001, Su'ega a le Vaega Lona Tolu a le SGS/BV |
| Talosaga | Alalaupapa, Auala Tele, ma Fa'aoga Fausaga Mamafa e Mana'omia ai le Malosi Maualuga ma le Tumau |
Fa'atulagaga Fa'akemikolo (Fa'asologa Masani)
ASTM A709 Fa'asologa o Kemikolo o le Ipu U'amea/La'ei
| Elemene | Vasega 36 | Vasega 50 / 50S | Vasega 50W (Tau o le Tau) | HPS 50W / HPS 70W |
| Kaponi (C) | ≤ 0.23% | ≤ 0.23% | ≤ 0.23% | ≤ 0.23% |
| Manganese (Mn) | 0.80–1.35% | 0.85–1.35% | 0.85–1.35% | 0.85–1.35% |
| Silikoni (Si) | 0.15–0.40% | 0.15–0.40% | 0.15–0.40% | 0.15–0.40% |
| Fosforus (P) | ≤ 0.035% | ≤ 0.035% | ≤ 0.035% | ≤ 0.035% |
| Sulfur (S) | ≤ 0.040% | ≤ 0.040% | ≤ 0.040% | ≤ 0.040% |
| Kopa (Cu) | 0.20–0.40% | 0.20–0.40% | 0.20–0.50% | 0.20–0.50% |
| Nickel (Ni) | – | – | 0.40–0.65% | 0.40–0.65% |
| Kromium (Cr) | – | – | 0.40–0.65% | 0.40–0.65% |
| Vanadium (V) | ≤ 0.08% | ≤ 0.08% | ≤ 0.08% | ≤ 0.08% |
| Kolumbium/Niobium (Nb) | ≤ 0.02% | ≤ 0.02% | ≤ 0.02% | ≤ 0.02% |
ASTM A709 Meatotino Fa'amekanika o le Ipu U'amea/La'ei Uamea
| Vasega | Malosiaga o le Fetuuna'i (MPa) | Malosiaga o le Tete'e (ksi) | Malosiaga o le Gafatia (MPa) | Malosiaga o le Gafatia (ksi) |
| A709 Vasega 36 | 400–552 MPa | 58–80 ksi | 250 MPa | 36 ksi |
| A709 Vasega 50 | 485–620 MPa | 70–90 ksi | 345 MPa | 50 ksi |
| A709 Vasega 50S | 485–620 MPa | 70–90 ksi | 345 MPa | 50 ksi |
| A709 Vasega 50W (Uamea e Fa'amama ai le Tau) | 485–620 MPa | 70–90 ksi | 345 MPa | 50 ksi |
| A709 HPS 50W | 485–620 MPa | 70–90 ksi | 345 MPa | 50 ksi |
| A709 HPS 70W | 570–760 MPa | 80–110 ksi | 485 MPa | 70 ksi |
| A709 HPS 100W | 690–895 MPa | 100–130 ksi | 690 MPa | 100 ksi |
Lapopo'a o Ipu/La'au Uamea ASTM A709
| Fa'atulagaga | Fa'asologa |
| Mafiafia | 2 milimita – 200 milimita |
| Lautele | 1,000 mm – 2,500 mm |
| Umi | 6,000 mm – 12,000 mm (e maua fo'i lapopo'a fa'apitoa) |
Kiliki le Fa'amau i le itu taumatau
1. Filifiliga o Mea Mata
E filifilia le u'amea e maualuga le tulaga lelei po'o le u'amea otaota e fa'amautinoa ai e ausia e le vaila'au tulaga mana'omia o le ASTM A709.
2. Faia o Uamea
E fa'aaogaina metotia o le Basic Oxygen Furnace (BOF) po'o le Electric Arc Furnace (EAF) e fa'amaluluina ai mea mata.
O elemene fa'afefiloi e pei o le manganese, silicon, copper, nickel, ma le chromium e fa'aopoopo i ai e ausia ai le tulaga ma meatotino mana'omia.
3. Fa'a'au'au
O le u'amea ua liusuavai e faia i ni laupapa e fa'aaoga ai le metotia o le fa'apala faifai pea po'o le fa'apala i luga o le 'ot'.
4. Ta'avale Vevela
E fa'avevela papa ma'a i le vevela maualuga (~1200°C) ona tā'ai lea i ni papa e tutusa le mafiafia ma le lautele e mana'omia.
O le pulea o le taavala ma le faamaluluina e faaleleia atili ai meatotino faaniukilia e pei o le malosi ma le malō.
5. Togafitiga Fa'avevela (pe a mana'omia)
O nisi ituaiga (e pei o le HPS) e ono faia i ai le quenching ma le tempering e faaleleia atili ai le malosi, ma'a'a, ma le faigofie ona uelo.
6. Togafitiga o le Luga
E aveese le masima o papatusi (pickling, shot blasting) e aveese ai vaega o le oxide ma sauniuni mo nisi faiga po'o le ufiufi.
7. Oti ma Fa'auma
E tipiina papatusi i le tele ua atofaina, siakiina, ma fa'ata'ita'iina mo meatotino fa'amekanika, tu'ufa'atasiga fa'akemikolo, ma le sa'o o le fua e tusa ai ma tulaga fa'atonuina o le ASTM A709.
8. Puleaina o le Tulaga Lelei ma le Asiasiga
E faia su'ega faigata i ipu ta'itasi:
Su'ega o le malosi o le tensile ma le gaua'i
Su'ega o le a'afiaga o le Charpy
Su'ega ultrasonic po'o le ultrasonic mo fa'aletonu i totonu
Su'esu'ega o le fua ma le luga
9. Afifiina ma le Tu'uina Atu
O papatusi ua maeʻa ona tuʻufaʻatasia, faʻailogaina, ma saunia mo le laʻuina atu i tagata faʻatau poʻo nofoaga o loʻo fau ai.
O papatusi u'amea STM A709 o papatusi u'amea fausaga e maualuga le malosi, e maualalo le u'amea ua mamanuina mo le fa'aaogaina i alalaupapa ma isi fa'aoga mamafa o fausaga. O lo latou tu'ufa'atasiga o le malosi, ma'a'a, ma le faigofie ona fa'apipi'i e avea ai ma mea lelei mo galuega tetele tau atina'e.
Talosaga Masani:
Fausiaina o le Alalaupapa
U'amea autū ma u'amea fa'alava
Papa laupapa
Papa o le alalaupapa Orthotropic
Alalaupapa o le alatele, ala u'amea, ma alalaupapa o tagata savavali
Galuega Faufale Mamafa
Fale gaosi oloa ma faleteuoloa
Keleni tetele ma fausaga lagolago
'Olo o felauaiga ma fausaga o auaunaga
Fausaga o le Gataifale ma le Gataifale
Uafu ma uafu
Fa'avae i fafo
Fale puipuia o le talafatai
Isi Fa'aoga Fa'apitoa
Pā puipui
Fale puipui i nofoaga e maualuga le aafiaga
Vaega e manaʻomia ai le malosi tele ma le faʻatinoga maualalo i le vevela
1) Ofisa Lālā - Lagolago i le gagana Sipaniolo, fesoasoani i le kiliaina o tiute, ma isi mea faapena.
2) E silia ma le 5,000 tone o oloa o loʻo iai i le faleoloa, faʻatasi ai ma le tele o lapopoʻa eseese
3) Siakiina e faʻalapotopotoga faʻapitoa e pei o le CCIC, SGS, BV, ma le TUV, faʻatasi ai ma afifiina e talafeagai mo le sami
| Leai. | Mea e Su'esu'eina | Fa'amatalaga / Mana'oga | Meafaigaluega na Fa'aaogaina |
| 1 | Iloiloga o Pepa | Siaki le MTC, le vasega o meafaitino, tulaga faatonuina (ASTM/EN/GB), numera o le vevela, vaega, tele, aofaiga, meatotino fa'akemikolo ma fa'ainisinia. | MTC, pepa o poloaiga |
| 2 | Asiasiga Va'aia | Siaki pe i ai ni māvaevae, gaugau, mea e aofia ai, maosi, ele, una, maosi, pu, pi'o, ma le lelei o pito. | Siaki vaaia, moli uila, mea fa'alautele |
| 3 | Su'esu'ega o Fua | Fuafua le mafiafia, lautele, umi, lamolemole, faatafafā o pito, le eseesega o tulimanu; fa'amautinoa ua ausia e le fa'atagaina tulaga fa'atonuina o le ASTM A6/EN 10029/GB. | Caliper, lipine fua, fua u'amea, fua mafiafia ultrasonic |
| 4 | Fa'amaoniga o le Mamafa | Faatusatusa le mamafa moni ma le mamafa fa'atatau; fa'amaonia i totonu o le tulaga fa'atagaina (e masani lava ±1%). | Fua fa'atatau, fuafuaina o le mamafa |
1. Fa'aputuga Fa'aputu
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Ua faaputu lelei papatusi u'amea e tusa ai ma le lapopo'a.
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O va i va o vaega e tu'u ai ni mea e vavae ese ai laupapa po'o u'amea.
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O fusi e fa'amau i fusi u'amea.
2. Afifiina i le Pusa po'o le Paleti
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E mafai ona teuina ipu laiti pe lelei i totonu o pusa laupapa po'o luga o paleti.
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E mafai ona fa'aopoopo i totonu mea e tete'e i le susu e pei o pepa e tete'e ai i le 'ele po'o se ata palasitika.
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E talafeagai mo le auina atu i fafo ma faigofie ona taulimaina.
3. Felauaiga Tele
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E mafai ona feavea'i afifi tetele i le va'a po'o le loli.
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E fa'aaogā fa'amau laupapa ma mea puipui e puipuia ai feto'ai.
O le galulue faʻatasi ma kamupani vaʻa e pei o le MSK, MSC, COSCO e faʻaleleia atili ai le tautua o auaunaga faʻalogika, ma o le matou tautua faʻalogika e faʻamalieina ai oe.
Matou te mulimulitaʻi i tulaga faʻatonuina o le faiga faʻatonutonu lelei ISO9001 i faiga uma, ma matou te pulea lelei mai le faʻatauina o mea e afifi ai e oʻo atu i le faʻatulagaina o taʻavale felaʻuaʻi. O lenei mea e faʻamautinoa ai le faʻatinoina o H-beams mai le fale gaosi oloa seʻia oʻo i le nofoaga o le galuega, e fesoasoani ia te oe e fausia se faavae mautu mo se galuega e aunoa ma ni faʻafitauli!
1. O le ā le ipu u'amea ASTM A709?
O le ASTM A709 o se u'amea malosi tele, e maualalo le u'amea e fa'aaogaina e masani ona faia i alalaupapa, galuega mamafa, ma galuega tau atina'e. E ofoina atu le malosi tele, faigofie ona fa'apipi'i, ma le tumau i fafo ma siosiomaga e tele ai le mamafa.
2. E mafai ona fa'apipi'i le u'amea ASTM A709?
Ioe. E mafai ona fa'avevela uma ituaiga, ae atonu e mana'omia le fa'avevela muamua ma le togafitiga lelei pe a uma ona fa'avevela mo ipu mafiafia po'o siosiomaga e maualalo le vevela. E mana'omia le fa'avevela fa'aeteete mo ituaiga e ono a'afia i le pala ina ia tumau ai le tete'e atu i le 'ele.
3. O a lapopo'a ma mafiafia o lo'o maua?
Mafiafia o le ipu: E masani lava 6 mm – 250 mm
Lautele: E oo atu i le 4,000 mm e fuafua i le kamupani gaosi oloa
Umi: E masani lava 12,000 mm, ae e mafai ona fa'apitoaina
4. O le ā le eseesega i le va o le ASTM A709 ma le ASTM A36?
O le ASTM A709 e sili atu le malosi, sili atu le ma'a'a, ma e mafai ona tete'e atu i le tau.
O le ASTM A36 o se u'amea kaponi masani, e masani lava mo fa'aoga fa'avae lautele, e le'o fa'aleleia mo alalaupapa po'o siosiomaga faigata.
5. E fa'apefea ona faia su'ega o le u'amea ASTM A709?
Su'ega o le tensile e fa'amaonia ai le gaua'i ma le malosi fa'ai'u
Su'ega o le a'afiaga o le Charpy mo le malosi i le vevela maualalo
Su'esu'ega fa'akemikolo e fa'amaonia ai le tu'ufa'atasiga o le u'amea fa'afefiloi
Siakiina o le lamolemole ma le fua
6. Aiseā e filifili ai le ipu u'amea ASTM A709?
Malosi tele mo le fa'aitiitia o le mamafa
Lelei tele le fa'avevela ma le fa'atinoga o le gaosiga
Vasega e filifili ai le tete'e atu i le tau mo se taimi umi e tumau ai
E talafeagai mo siosiomaga maualalo le vevela ma siosiomaga maualuga le atuatuvale
Fa'amatalaga Fa'afeso'ota'i
Tuatusi
Sone o le alamanuia o atina'e o Kangsheng,
Itumalo o Wuqing, aai o Tianjin, Saina.
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