ASTM A335 P11 SCH40 4 "Alloy Steel Seamless Yeeb Nkab
Alloy Steel F12 Flanges yog ua los ntawm cov chromium molybdenum alloy muaj cov chromium hauv thaj tsam li 20% rau 40% nyob ntawm kev muab qhab nia. Tsis tas li, rau Alloy Steel F12 Flanges, muaj ntau cov khoom tau ua tau zoo tshaj plaws cov khoom yog ua kom nws txoj kev xaiv zoo tshaj plaws rau ntau qhov kev siv tseem ceeb tshaj plaws.
Txoj kab uas hla me muaj qhov muaj txiaj ntsig zoo tshaj plaws. B7M cov qib muaj qis dua lub zog ua kom muaj zog txog 100ksi. A193 B7 bolts yog ua los ntawm Chrome Molybdenum hlau thiab yog qhov tawv thiab tempered kom ua tiav cov neeg kho tshuab uas xav tau. B7 Bolts yog cov qib siv ntau tshaj plaws hauv kev tsim kho. B7 hex bolts ua tiav lawv lub zog los ntawm kev kho ua kom sov ntawm kev ua kom sov thiab tempering ntawm 1150 degrees Fahrenheit. B7 hex bolts yog favored rau lawv cov kub ua kom zoo thiab lub zog tensile. Cov hlau muaj khoom siv yog muaj los yog tig, nyob ntawm seb cov metric thiab imperial qhov ntev ntawm tus qauv thiab xov dob ntxig. Cov khoom lag luam raug thiab tsawg hauv B7 \ / l7 ntau ntawm 8 hli mus rau 4 "txoj kab uas hla, nrog B7 tsuas yog 110mm rau 130 hli lub taub.