Yuav ua li cas Astm A484 / A484M Txuj Ci rau Cov Hlau Stainless Hlau Round Hlau Sib Txawv Sib Txawv Sib Txawv?

Aug 19, 2025

Tso lus

 

ASTM A484 / A484M (Tebchaws Asmeskas) thiab GB / T 1220 (Suav teb) faib cov rooj sib txawv ntawm cov rooj sib txawv tab sis kev sib tw qib:

Cov kev xaiv qib: Astm siv SAE cov lej (piv txwv li, 304, thaum GB / T 1220, {}}} Cov lej}}}}}}}}}}

Alloy Ranges: Ob qho tib si hais 18-20% CR rau 304, tab sis Astm tso cai rau lwm tus ni ranges (8-10.5% vs {5} hauv GB / T 1220) rau 304.

Cov qib tshwj xeeb: ASTM suav nrog ntau dua -}- cov qhab nia}}} cov qhab nia cov qhab nia rau kev lag luam.

Traceability: ASTM yuav tsum tau "tus lej kub"

Txawm hais tias qhov sib txawv, cov qhab nia yog cov haujlwm sib npaug, tso cai rau tus ntoo khaublig- ciam teb siv nrog cov ntawv pov thawj zoo.