Dab tsi yog qhov sib txawv ntawm Astm A36 thiab S235?
ASTM A36 cov khoom siv sib npaug rau steel s235jr .}} Cov ntaub ntawv ntau dua tab sis ntau cov kev xav tau ntawm lwm tus.
Dab tsi yog qhov sib txawv ntawm Astm A36 thiab Q355?
ASTM A36:
Txheem: American (Astm A36 / A36M) .
Kev Siv: Cov ntawv thov cov txheej txheem dav dav, suav nrog cov choj, vaj tse, thiab lwm yam kev tsim kho {}}}
Lub zog: qis zog piv rau Q355, nrog cov txiaj ntsig tau los ntawm 250 MPa
Weldability: zoo weldability, haum rau ntau cov txheej txheem vuam .
Q355:
Txheem:
Suav (GB / T 1591) .
Kev Siv:
Kev thov cov txheej txheem muaj zog, xws li txuas hniav, tshuab hnyav, tshwj xeeb tshaj yog qhov uas xav tau kev lag luam zoo tshaj plaws yog xav tau {}}
Lub zog:
Siab dua lub zog tshaj A36, nrog tsawg kawg zog lub zog ntawm 355 MPa,
Cov Qib:
Muaj nyob hauv cov qib sib txawv (Q355A, Q355B, thiab lwm yam}}}}}}}.
Dab tsi yog qhov sib txawv ntawm Q355C thiab Q355B?
Q355C steel muaj cov ntsiab lus carbon ntxiv, feem ntau yog xws li 0 {}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} 2%} Q355C feem ntau siv nyob rau hauv cov ntawv thov uas yuav tsum tau muaj peev xwm ntawm cov khoom muaj peev xwm ntau dua, xws li cov tshuab hnyav, cranes, thiab offshore qauv.
Suav li cas sib npaug ntawm Astm A36?
Qib Q235b
ASTM A36 Steel phaj sib npaug Qib Q235b hauv Suav .
Dab tsi steel muaj zog tshaj A36?
Q355B, A572 Hlau muaj lub zog ntau dua A36 hlau, xws li nws yuav tsim nyog siv rau hauv kev tsim kom hnyav-cov kab kom ua tiav cov rog loj.
Dab tsi yog cov Japanese sib npaug ntawm Astm A36?
Tuss400
Japanese Txheej SS400 (JIS G3101): Hauv Nyij Pooj, A36 Hlau yog feem ntau sib npaug rau tus qauv JIS G3101, uas yog ib qho dav dav hlau.
