DIN 17175 St45.8 Heat Resistant Steel Yeeb Nkab
GNEE tsim thiab khoom sivDIN17175 St45.8 Cold Drawn Steel kav, koj tuaj yeem tshawb nrhiav txhua qhov loj thiab qib ntawm cov kav hlau seamless los sib piv cov nqi.
DIN17175 ST45.8 seamless high kub yeeb nkab yog ib tug carbon tsawg alloy steel yeeb nkab nrog manganese, carbon, silicon, phosphorus, thiab leej faj, uas muaj zoo heev nto hardness thiab yuav ntxiv dag zog los ntawm carburizing. DIN17175 ST45.8 alloy siab kub yeeb nkab yuav smelted nyob rau hauv ib tug qhib hearth los yog hluav taws xob rauv los ntawm oxygen tshuab, thiab tag nrho cov hlau yuav tsum statically cam khwb cia.
DIN17175 ST45.8 tshav kub resistant yeeb nkab yog siv rau boiler installation, siab siab pipeline thiab tank qauv, thiab tshwj xeeb machinery rau kub thiab siab siab cov cuab yeej, lub siab ua hauj lwm feem ntau yog siab tshaj 9.8Mpa, thiab ua hauj lwm kub ntawm 450 degree ~ 650. degree.
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Tshuaj muaj pes tsawg leeg ntawm DIN 17175 St45.8 Seamless Steel Tubes
| Qib | Tshuaj muaj pes tsawg leeg (%) | |||||
| C | Si | Mn | P,S | Cr | Mo | |
| qib 45.8 | Tsawg dua lossis sib npaug rau 0.21 | 0.10-0.35 | 0.40-1.20 | Tsawg dua lossis sib npaug rau 0.030 | / | / |
DIN17175 St45.8 Thaum tshav kub kub kho kub rau Seamless Steel Tubes
|
Qib Steel |
Thermal processing degree | Normalizing degree | Tempering | |
| Khoom naj npawb | Quenching kub degree | Tempering kub degree | ||
| 1.0405 | 1100 txog 850 degree | 870-900 | – | – |
DIN17175 ST45.8 Alloy Thaum tshav kub kub Resistant yeeb nkab
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