I-ASTM A53/A53M/ASME SA-53/SA-53M ejwayelekile

Isicelo: ilungele izingxenye ezithwalayo nezithwalayo, kanye namapayipi omusi, amanzi, igesi nomoya.

Ngokwenqubo yayo yokukhiqiza, ishubhu lensimbi engenamthungo ihlukaniswe yaba ishubhu lensimbi elishisayo eligoqelwe elingenamthungo, ishubhu lensimbi elibandayo elidonsa nekhono, ukubhoboza nokwelula ishubhu lensimbi engenamthungo mpo extrusion ishubhu lensimbi engenamthungo, izinhlobo ezimbili zokuqala zenqubo ukukhiqizwa kweshubhu lensimbi elingenamthungo elijwayelekile, izinga lensimbi liyishubhu le-4 ngokujwayelekile, i-8 2-25;Okubili kokugcina ukukhiqizwa kwepayipi elikhulu eliwugqinsi eliwugqinsi lensimbi elingenamthungo, ububanzi bepayipi lensimbi engenamthungo ngokuvamile buyi-406-1800, ukushuba kodonga ngokuvamile buyi-20mm-220mm. Ngokusebenzisa kwayo, ingahlukaniswa ibe ithubhu lensimbi engenamthungo yesakhiwo, ishubhu lensimbi engenamthungo yoketshezi, ipayipi lensimbi engenamthungo kubhayela lensimbi engenamthungo.