{{0 {}}}} ** Dab tsi yog cov ntsiab lus carbon ntawm cov yeeb nkab steel? **
* The carbon content of standard **carbon steel pipe** typically ranges from **0.05% to 1.0%**. Most common grades fall between 0.10% and 0.30%. Ntau dua cov pa roj carbon ntau dua ntxiv lawm tab sis txo weldability thiab ductility.
{{0 {{}}}}}} ** Dab tsi yog qhov sib xyaw ntawm 304 stainless hlau yeeb nkab hlau? **
* Cov tshuaj lom neeg cov tshuaj tiv thaiv feem ntau (los ntawm qhov hnyav) rau ** 304 steel hlau yeeb nkab ** yog:
* ** chromium (CR): ** 18.0%- 20.0%
* ** Nickel (NI): ** 8.0%- 10.5%
* ** MANGANUSE (MN): ** Tsawg dua lossis sib npaug rau 2.0%
* ** silicon (si): ** Tsawg dua lossis sib npaug ntawm 1.0%
* ** PARBON (c): ** Tsawg dua lossis sib npaug rau 0.08%
* ** phosphorus (p): ** Tsawg dua lossis sib npaug rau 0.045%
* ** SULFURRUR (S): ** Tsawg dua lossis sib npaug rau 0.030%
* ** HLAU (FE): ** Seem (~ 67-71%)
{{0 {}}}}}}} ** Dab tsi yog cov tshuaj tiv thaiv ntawm cov yeeb nkab steel hlau? **
* "Stainless hlau yeeb nkab" yog qhov dav . Txhua qhov tsawg kawg yog 10%}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} {}} Tshaj dhau qhov ntawd, kev sib xyaw txawv * * * los ntawm hom thiab qib:
* ** Austenitic (e {{{0} g}}}}}}}}}}}}} {}}
* ** Ferritic (e {{. g}}}}}}}}}}, me me .
* ** MARTENSITIC (E {{{{0} g}}}}}}}}}}}} {{5}.
* ** Dua (E .}}}}}}}}}}}} .
* Cov ntsiab lus tseem ceeb ntawm Cr & NI feem ntau suav nrog: Molybdenum (mo), mang), muaj cov pa roj ntsha (p) thiab sulfur (s) {{0}
{{0 {{}}}} ** Dab tsi yog qhov sib txawv ntawm 304 thiab 316 piping? **
* Lub Koom Haum Thawj Sib Txawv yog qhov sib ntxiv ntawm ** Molybdenum (mo) ** Hauv 316 Stainless Hlau:
* ** ** 304: ** Muaj ** tsis muaj Molybdenum ** (mo tsawg dua lossis sib npaug ntawm 0 . 10%).
* ** ** 136: ** muaj ** 2 {. 0% - 3.0% molybdenum **.
* ** ** **
* ** Ua kom zoo dua corrosion tawm **, tshwj xeeb tshaj yog tawm tsam, piv txwv li sulfuric), thiab silliable ib puag ncig lossis cov tshuaj lom neeg ua haujlwm.
* Me ntsis siab dua npib tsib xee ({0}}% nyob rau hauv 304) nyob rau hauv 304) tseem muaj pab txhawb kev txhim kho zoo dua thiab muaj kev cuam tshuam}
* ** Tus nqi: ** 316 feem ntau kim dua 304 vim yog Molybdenum thiab ntxiv Nickel .
{{0 {}}}}}} ** Dab tsi yog cov lus sib xyaw ntawm Astm 304? **
* "ASTM 304" yog hais txog cov tshuaj lom neeg muaj cai tau teev tseg hauv cov qauv tshuaj astm (zoo li A312 rau qib 304 4} Nws zoo ib yam rau tus qauv 304
* ** chromium (CR): ** 18.0%- 20.0%
* ** Nickel (NI): ** 8.0%- 10.5%
* ** MANGANUSE (MN): ** Tsawg dua lossis sib npaug rau 2.0%
* ** silicon (si): ** Tsawg dua lossis sib npaug rau 0.75% (A240) / Tsawg dua lossis sib npaug ntawm 1.0% (A312)
* ** PARBON (c): ** Tsawg dua lossis sib npaug rau 0.08%
* ** phosphorus (p): ** Tsawg dua lossis sib npaug rau 0.045%
* ** SULFURRUR (S): ** Tsawg dua lossis sib npaug rau 0.030%
* ** HLAU (FE): ** Seem
