He momo hua kei tā mātou kamupene: ngongo maitai hanganga, ngongo maitai wai, ngongo koranu, ngongo oko pēhanga (ngā ngongo poiha pēhanga iti me te waenga, ngongo poiha pēhanga teitei, ngongo tongi pēhanga teitei, ngongo pakaru hinu), paipa hinu, paipa maitai kumea matao, me ētahi atu hua.

Ko ngā rauemi tū ko SA106B, 20 G, Q345, 12 Cr1MoVG, 15 CrMoG, Cr5Mo, 1 Cr9Mo, 10 CrMo910, A335P5 / P9 / P11 / P12 / P22 / P91 / P92, me ētahi atu.

WhakahaereASME SA-106/SA-106M-2015, ASTMA210(A210M)-2012,ASMESA-213/SA-213M, ASTM A335/A335M-2018，ASTM-A519-2006, ASTM A53 / A53M – 2012, me ētahi atu. GbGB8162-2018 (paipa hanganga), GB8163-2018 (paipa wai),GB3087-2008 (paipa kōhua ​​pēhanga iti me te pēhanga waenga), GB5310-2017 (paipa kōhua ​​pēhanga teitei), Gb6479-2013 (paipa motuhake tongi matū), GB9948-2013 (paipa pakaru hinu), GB/T 17396-2009 (Ngā Ngongo Rino Kore-Tuitui mō te Keri Waro), me ētahi atu. Kei reira anō hokiAPI5CT (te anga me te ngongo), API 5L (paipa)

E tika ana ngā hua mō te hangarau, te hiko, te kōhua, te tukatuka miihini, ngā wāhanga motuka, te hinu, te waro me ētahi atu mara.

Ko te hanganga matū o te ngongo maitai ko te waro C, te silicon Si, te manganese Mn, te whanariki S, te phosphorus P, te chromium Cr.