Ipayipi elingenamthungo le-Carbon steel liyindawo eyisiphambano engenalutho, ayikho imithungo ezungeze insimbi ende. Ishubhu lensimbi elinesiphambano esingenalutho, linani elikhulu lamapayipi adlulisa uketshezi, njengokuthuthwa kukawoyela, igesi yemvelo, igesi yamalahle, amanzi kanye nepayipi lezinto eziqinile. Insimbi eqinile njengamapayipi ensimbi...
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