Nō nā tata nei, ka haere mai ngā kiritaki ki tā mātou wheketere ki te toro atu ki te hanga me te tukatuka i ngā taonga. Ko ngā paipa maitai kore hononga i hokona e te kiritaki i tēnei wā kuaASTM A106ngā paerewa me ngāASTM A53ngā paerewa, ā, ko ngā whakatakotoranga he 114.3*6.02.
Ko te kaupapa matua o te haerenga mai a te kiritaki he tirotiro i te wheketere i te papaanga. Ka haere tahi ā mātou kaiwhakahaere me ā mātou kaihoko me te kiritaki puta noa i te tukanga hei whakarato i tētahi whakataki me te ratonga whānui ki a rātou.

ASTM A106Ko te paipa maitai paerewa tui te mea e whakamahia ana.ASTM A106No roto i te paipa maitai paerewa o Amerika te paipa maitai tuitui. Kei roto i te A106 te A106-A me te A106-B. Ko te mea tuatahi he rite ki te rauemi 10# o te whare, ā, ko te mea tuarua he rite ki te rauemi 20# o te whare. No roto i te raupapa maitai waro noa, ā, ko tētahi o ngā rauemi e whakamahia whānuitia ana. E rua ngā tukanga o te paipa maitai tuitui ASTM A106: te kume makariri me te hurihuri wera. Haunga ngā tukanga whakaputa rerekē, he rerekē te tika, te kounga o te mata, te rahi iti rawa, ngā āhuatanga miihini, me te hanganga whakahaere. He whānuitia te whakamahinga i roto i ngā momo ahumahi pēnei i te hinu, te ahumahi matū, ngā kohua, ngā teihana hiko, ngā kaipuke, te hanga mīhini, ngā motuka, te rererangi, te rererangi, te pūngao, te matawhenua, te hanga me te ahumahi hōia.