ASTM A53 Gr.Bo se tasi lea o paipa u'amea fa'atulagaina e le American Society for Testing and Materials (ASTM). O lo'o taua i lalo se fa'amatalaga auiliili ile paipa u'amea lamolemole A53 Gr.B:
1. Vaaiga Aoao
ASTM A53 Gr.B paipa u'amea lamolemole. Faatasi ai ma tulaga o paipa uʻamea na faʻatulagaina e le American Society for Testing and Materials (ASTM), ASTM A53 ua vaevaeina i ni vaega se lua, A ma le B. ASTM o loʻo faʻatusalia se seti o tulaga Amerika. O le tulaga tutusa Saina mo A53A o le GB8163, lea e faia i le Numera 10 uamea, ma le tulaga tutusa Saina mo A53B o le GB8163, lea e faia i le Numera 20 uamea. E masani ona faʻaaogaina mo paipa masani.
2. Fa'agasologa o le gaosiga
ASTM A53 Gr.Bfa'aaoga masani le tekonolosi paipa i le gaosiga o gaosiga. Tekinolosi paipa seamless e faasino i le faagasologa o le gaosiga o le pili i totonu o se paipa uʻamea ma toniga puipui mafiafia ma lamolemole totonu ma fafo luga e ala i faiga e pei o le pillet perforation, taʻavale, ma le lautele faalauteleina. E ui lava o le ASTM A53 tulaga faʻatagaina le faʻaogaina o le faʻaogaina o paipa paipa e gaosia ai paipa uʻamea, i le gaosiga oASTM A53 Gr.B, tekinolosi paipa seamless o le auala autu gaosiga.
3. Mea Fa'atau
O le mafiafia o le puipui maualuga ma le saʻo o le lautele i fafo: O le mafiafia o le puipui ma le lautele o fafo o le ASTM A53 Gr.B paipa faʻafefeteina e maualuga le saʻo ma e mafai ona fetaui ma manaʻoga o fausaga faʻalavelave eseese.
Malosi o le mamafa tetee ma le corrosion tetee:ASTM A53 Gr.Bpaipa seamless o loʻo i ai le maualuga o le mamafa ma le corrosion resistance, ma e mafai ona faʻagaioi lelei mo se taimi umi i siʻosiʻomaga faigata eseese.
Fa'aoga lautele: ASTM A53 Gr.B paipa fa'alelei e talafeagai mo paipa paipa mo le felauaiga o le kesi, vai ma isi vai, e aofia ai le fa'aogaina o fale gaosimea, sapalai vai ma faiga fa'avevela.
4. tulaga masani
ASTM A53 GRB faʻataʻitaʻiga e faʻaoga i le suʻisuʻi saʻo (uelo) ma paipa uʻamea kaponi e leai ni mea, e aofia ai le tele o vaʻa fafo, mafiafia puipui ma auala e faʻaogaina ai. E tusa ai ma manaoga eseese talosaga, ASTM A53 GRB masani paipa e mafai foi ona galvanized, laina, ufiufi, ma isi mea e faaleleia atili ai lo latou tetee ma le ola auaunaga.
Taimi meli: Tes-30-2024