1. Dade a Wɔde Yɛ Nneɛma
Dadeɛ a ɛwɔ mu no ne ade titire a ɛwɔ dadeɛ a ɛnyɛ den paipu mu, na ɛyɛ bɛboro 50% wɔ ɔdan no nyinaa mu. Ɛma ahoɔden ne nea ɛko tia nsɛe titiriw.
2. Chromium a Wɔde Yɛ Nneɛma
Chromium a ɛwɔ dade no ho atwa dade a ɛwɔ so no ho ahyia, na ɛma dade a ɛnyɛ den paipu no tumi yɛ kɛse titiriw na ɛko tia oxidation ne corrosion, na ɛmma ne soro nsɛe, kɔla nsakra, na ɛnsɛe. Stainless steel pipes taa nya chromium a anyɛ yiye koraa no 13% na ama ɛda adi sɛ ɛko tia nsɛe yiye.
3. Nickel a Wɔde Yɛ Nneɛma
Nikel a ɛwɔ dade ne chromium ntam no ma paipu no ahoɔden ne ductility yɛ kɛse bere a ɛbɔ dade a ɛwɔ so no ho ban fi oxidation ho no. Wɔtaa frɛ dade a ɛnyɛ den paipu a anyɛ yiye koraa no nikel dodow yɛ 8% sɛ "nickel afrafrade."
4. Carbon a Wɔde Yɛ Nneɛma
Carbon a ɛwɔ mu no yɛ adwuma sɛ ɔhyew a ɛma ɔhyew wɔ dade a ɛnyɛ den paipu no mu. Ne dwumadi ne sɛ ɛbɛtew paipu no ntrɛwmu nsusuwii so bere a ɛma ne den ne nea ɛko tia sɛ ɛbɛsɛe no yɛ kɛse, na ɛma ɛyɛ den kɛse.
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