ASTM A778 Paipa Uamea
O lenei fa'amatalaga e aofia ai le su'isu'i sa'o ma le su'isu'i pipi'i fa'apipi'i u'amea fa'apa'u u'amea austenitic uamea fa'atatau mo le vevela maualalo ma le feololo ma le 'au'aunaga a'oa'i e le mana'omia ai togafitiga mo le fa'asao.O oloa tubular e tatau ona faia mai ie uamea taai mafolafola, coil, po'o se ipu e ala i se fa'aologa arc-uelo puipui.
O la matou uamea o se faʻatau oloa ma tufatufa atu ASTM A778 Austenitic Stainless Steel Tubes, lea e iai le tele o uiga lelei e tuʻuina atu e pei o le tumau, malosi maualuga, faʻamaoniga ele, ma isi.O le maualuga maualuga o le sila ma le maualuga o tekinolosi ua tuʻufaʻatasia i le gaosiga o nei paipa.Matou te ofoina atu nei oloa i le fa'auma tulaga ese mo se foliga mata'ina ma le mata'ina o le tetee atu i le pala.O lo'o tu'uina atu ASTM A778 Welded Tubes e gaosia e o tatou tagata tomai fa'atuatuaina e ala i le fa'aogaina o le sila sili ona lelei.Ina ia fetaui ma manaoga eseese o tagata faʻatau, matou te ofoina atu nei paipa i lapoʻa eseese, faʻamatalaga ma togi.E mafai e le aufaipisinisi ona maua nei oloa mai ia i matou i foliga eseese e pei o le rectangular / oval / round / square ma isi vaega faʻamatalaga e fesoʻotaʻi e tusa ai ma o latou manaʻoga.Ina ia faʻamalosia lo matou tulaga, matou te ofoina atu le tele ma le lelei o le faʻamautinoaina o nei paipa.Lagolagoina e le matou tomai tele tau alamanuia, matou te aumaia nei Tubes ia matou tagata faʻaaloalogia.
O lenei paipa u'amea e gaosia e ala i le fa'aogaina o le tulaga maualuga o meafaitino ma tekinolosi fa'agasolo i le tu'usa'o i tulaga fa'amaonia fa'atasi.O le paipa u'amea o lo'o tu'uina atu e matou e su'esu'eina i tulaga lelei a'o le'i tu'uina atu i le au fa'atau.O nei ASME SA 778 Tubes e ofoina atu le tele o foliga mataʻina e pei o le Resistant against ele, Durability, Robustness, Non-corrosive, High tensile strength, Fine finish, Reliable, Resistance against abrasion, Perfect finish, Robust construction, Highly durable, High resistance, Long ola, Tau aoga, Faʻafaigofie ona faʻapipiʻi, Tumama, Malosi maualuga, E mafai ona tumau le mamafa o le mamafa ma isi.
O lenei fa'amatalaga e aofia ai mea fa'apalapala fa'ato'a uelo e le'i fa'afefeteina 3 inisi (75 mm) e o'o i le 48 inisi.(1200 mm) le lautele i fafo ma le mafiafia o puipui o le 0.062 i. (1.5 mm) e oo i le 0.500 i. (12.5 mm) gaosia i lenei fa'amatalaga.O oloa tubular e iai isi lapoa, po'o le mafiafia o puipui, po'o mea uma e lua e mafai ona tu'uina atu pe a ogatasi ma isi mana'oga uma o lenei fa'amatalaga.
Tulaga Fa'ainumera(%) | |||||||||||
Vasega | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu | |
201 | ≤0.15 | ≤0.75 | 5.5~7.5 | ≤0.060 | ≤0.03 | 16.00-18.00 | 3.5~5.5 | - | - | 0.08 | 1.5 |
202 | ≤0.15 | ≤1.00 | 7.5~10.00 | ≤0.060 | ≤0.03 | 17.00-19.00 | 4.0~6.0 | - | ≤0.25 | ||
301 | ≤0.15 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 16.00-18.00 | 6.00-8.00 | - | |||
302 | ≤0.15 | ≤1.00 | ≤2.00 | ≤0.035 | ≤0.03 | 17.00-19.00 | 8.00-10.00 | - | |||
304 | ≤0.07 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 18.00-20.00 | 8.00~10.50 | - | |||
304L | ≤0.030 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 18.00-20.00 | 9.00-13.00 | - | |||
310S | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 24.00-26.00 | 19.00-22.00 | - | |||
316 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 16.00-18.00 | 10.00-14.00 | 2.00-3.00 | |||
316L | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 16.00-18.00 | 12.00-15.00 | 2.00-3.00 | |||
321 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 17.00-19.00 | 9.00-13.00 | - | |||
430 | ≤0.12 | ≤0.75 | ≤1.00 | ≤0.040 | ≤0.03 | 16.00-18.00 | - | ||||
2205 | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.015 | 22.00-23.00 | 4.5~6.5 | 2.5~3.5 | |||
2507 | ≤0.03 | ≤0.08 | ≤1.20 | ≤0.035 | ≤0.015 | 24.00-26.00 | 6.00-8.00 | 3.0~5.0 | |||
904L | ≤0.02 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.035 | 19.00-23.00 | 23.00-28.00 | 4.0~5.0 | 1.0~2.0 | ||
INCONEL 028 | ≤0.03 | ≤1.00 | ≤2.50 | ≤0.030 | ≤0.030 | ≤28.0 | ≤34.0 | ≤4.0 | ≤1.4 | ||
MONEL 400 | ≤0.30 | ≤0.5 | ≤2.00 | - | ≤0.024 | - | ≥63.0 | - | ≤34.0 | ||
INCONEL 800 | ≤0.10 | ≤1.00 | ≤1.50 | - | ≤0.015 | ≤23.0 | ≤35 | 4.0~5.0 | - | ≤0.75 | Ti≤0.6 Al≤0.6 |
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