AS 1074 (NZS 1074)o se paipa u'amea ma mea fa'apipi'i e fa'aaogaina lautele i Ausetalia (Niu Sila).
E fa'atatau i paipa u'amea fa'a'ofu ma mea fa'apipi'i o lo'o fa'amaoti mai i le AS 1722.1, ma paipa u'amea e mafolafola pito mai le DN 8 i le DN 150.
E tolu mafiafia o puipui o paipa uʻamea ua faʻamaoti mai foʻi, mama, feololo, ma mamafa.
E mafai ona gaosia paipa AS 1074 e ala i so'o se tasileai se so'ogapo'o faiga fa'apipi'i, fa'atasi ai ma le faiga fa'apipi'i e masani ona faiaERW.
E tolu ituaiga o paipa e aofia ai: paipa masani, paipa fa'amau, ma paipa e fa'apipi'i i soketi.
| Tulaga Masani | P | S | CE |
| AS 1074 (NZS 1074) | 0.045% maualuga | 0.045% maualuga | 0.4 maualuga |
O le CE o le faapuupuuga lea o le carbon equivalent, lea e manaʻomia ona maua e ala i le fuafuaina.
CE = C + Mn/6
Malosiaga maualalo e maua mai ai le gaioi: 195 MPa;
Malosiaga maualalo o le tensile: 320 - 460 MPa;
Fa'aloloa: e le itiiti ifo i le 20%.
E tatau ona tofotofoina paipa u'amea taitasi e ala i le filifilia o se tasi o metotia o le su'ega o le mau o paipa u'amea.
Su'ega Hydrostatic
O le paipa u'amea e tausia le mamafa o le vai i le 5 MPa mo se taimi umi lava e aunoa ma le tafe.
Su'ega e lē Fa'aleagaina
O le suega o loʻo iai nei a Eddy e ogatasi ma le AS 1074 Appendix B.
Su'ega Ultrasonic e tusa ai ma le AS 1074 Fa'aopoopoga C.
Vasega o le mafiafia o puipui: mama, feololo, ma mamafa.
E eseese le mafiafia o puipui o paipa u'amea ma e fa'apea fo'i ma le tele o le lautele i fafo. O lo'o i lalo se laulau o mamafa o nei vaega e tolu o paipa u'amea ma le tele o le OD e fetaui.
Fua o paipa u'amea - Malamalama
| Tele fa'ale-numera | Lapo'a i fafo mm | Mafiafia mm | Mamafa o le paipa uliuli kilokalama/mita | ||
| minute | sili ona maualuga | Pito masani pe fa'apipi'i | Fa'amau ma fa'apipi'i i soketi | ||
| DN 8 | 13.2 | 13.6 | 1.8 | 0.515 | 0.519 |
| DN 10 | 16.7 | 17.1 | 1.8 | 0.67 | 0.676 |
| DN 15 | 21.0 | 21.4 | 2.0 | 0.947 | 0.956 |
| DN 20 | 26.4 | 26.9 | 2.3 | 1.38 | 1.39 |
| DN 25 | 33.2 | 33.8 | 2.6 | 1.98 | 2.00 |
| DN 32 | 41.9 | 42.5 | 2.6 | 2.54 | 2.57 |
| DN 40 | 47.8 | 48.4 | 2.9 | 3.23 | 3.27 |
| DN 50 | 59.6 | 60.2 | 2.9 | 4.08 | 4.15 |
| DN 65 | 75.2 | 76.0 | 3.2 | 5.71 | 5.83 |
| DN 80 | 87.9 | 88.7 | 3.2 | 6.72 | 6.89 |
| DN 100 | 113.0 | 113.9 | 3.6 | 9.75 | 10.0 |
Fua o paipa u'amea - Feololo
| Tele fa'ale-numera | Lapo'a i fafo mm | Mafiafia mm | Mamafa o le paipa uliuli kilokalama/mita | ||
| minute | sili ona maualuga | Pito masani pe fa'apipi'i | Fa'amau ma fa'apipi'i i soketi | ||
| DN 8 | 13.3 | 13.9 | 2.3 | 0.641 | 0.645 |
| DN 10 | 16.8 | 17.4 | 2.3 | 0.839 | 0.845 |
| DN 15 | 21.1 | 21.7 | 2.6 | 1.21 | 1.22 |
| DN 20 | 26.6 | 27.2 | 2.6 | 1.56 | 1.57 |
| DN 25 | 33.4 | 34.2 | 3.2 | 2.41 | 2.43 |
| DN 32 | 42.1 | 42.9 | 3.2 | 3.10 | 3.13 |
| DN 40 | 48.0 | 48.8 | 3.2 | 3.57 | 3.61 |
| DN 50 | 59.8 | 60.8 | 3.6 | 5.03 | 5.10 |
| DN 65 | 75.4 | 76.6 | 3.6 | 6.43 | 6.55 |
| DN 80 | 88.1 | 89.5 | 4.0 | 8.37 | 8.54 |
| DN 100 | 113.3 | 114.9 | 4.5 | 12.2 | 12.5 |
| DN 125 | 138.7 | 140.6 | 5.0 | 16.6 | 17.1 |
| DN 150 | 164.1 | 166.1 | 5.0 | 19.7 | 20.3 |
Fua o paipa u'amea - Mamafa
| Tele fa'ale-numera | Lapo'a i fafo mm | Mafiafia mm | Mamafa o le paipa uliuli kilokalama/mita | ||
| minute | sili ona maualuga | Pito masani pe fa'apipi'i | Fa'amau ma fa'apipi'i i soketi | ||
| DN 8 | 13.3 | 13.9 | 2.9 | 0.765 | 0.769 |
| DN 10 | 16.8 | 17.4 | 2.9 | 1.02 | 1.03 |
| DN 15 | 21.1 | 21.7 | 3.2 | 1.44 | 1.45 |
| DN 20 | 26.6 | 27.2 | 3.2 | 1.87 | 1.88 |
| DN 25 | 33.4 | 34.2 | 4.0 | 2.94 | 2.96 |
| DN 32 | 42.1 | 42.9 | 4.0 | 3.80 | 3.83 |
| DN 40 | 48.0 | 48.8 | 4.0 | 4.38 | 4.42 |
| DN 50 | 59.8 | 60.8 | 4.5 | 6.19 | 6.26 |
| DN 65 | 75.4 | 76.6 | 4.5 | 7.93 | 8.05 |
| DN 80 | 88.1 | 89.5 | 5.0 | 10.3 | 10.5 |
| DN 100 | 113.3 | 114.9 | 5.4 | 14.5 | 14.8 |
| DN 125 | 138.7 | 140.6 | 5.4 | 17.9 | 18.4 |
| DN 150 | 164.1 | 166.1 | 5.4 | 21.3 | 21.9 |
| Mafiafia | Paipa uelo mama | itiiti ifo i le 92% |
| Paipa uelo feololo ma mamafa | itiiti ifo i le 90% | |
| Paipa e leai ni so'oga feololo ma mamafa | maualalo 87.5% | |
| Misasa | umi atoa ≥150 m | ±4% |
| Tasi le paipa u'amea | 92% - 110% | |
| umi | Umi masani | 6.50 ±0.08 mita |
| Umi tonu | 0 - +8 milimita |
Afai e fa'apipi'iina le paipa u'amea AS 1074 i le u'amea ua fa'ama'a'aina, e tatau ona ogatasi ma le AS 1650.
E tatau ona fa'asolosolo lelei le laualuga o le paipa u'amea, ia lamolemole ma tufatufa tutusa pe a mafai, ma ia sa'oloto mai ni mea fa'aletonu e ono fa'alavelave ai i le fa'aaogaina.
E tatau ona fa'ama'a'aina paipa e iai filo a'o le'i fa'apipi'iina i ai filo.
E tatau ona iloa paipa e ala i le lanu i le tasi pito e pei ona taua i lalo:
| Paipa | Lanu |
| Paipa malamalama | Lanu enaena |
| Paipa feololo | Lanu moaga |
| Paipa mamafa | Lanu mumu |
O matou o se kamupani gaosi ma fa'atau atu paipa u'amea kaponi e maualuga le tulaga lelei mai Saina, ma o se kamupani fa'atau paipa u'amea e leai ni so'oga, e ofoina atu ia te oe le tele o fofo mo paipa u'amea!
