Lub zog tawm los ntawm STPG370 yog dab tsi?
STPG370 yog qib qis carbon steel, uas yog nws cov weldability zoo thiab formability. Nws muaj qhov tsawg kawg nkaus yield zog ntawm215 MPathiab lub zog tensile yam tsawg kawg nkaus ntawm 370 MPa.
Dab tsi yog qhov specification ntawm stpg370 yeeb nkab?
JIS G3454 Qib STPG 370 Tubes yog tus nqi qis -Tus nqi qis Carbon Steel Tubes nrog max 025% cov ntsiab lus carbon nrog kev sib xyaw ntawm 030-090% manganese yooj yim rau kev tsim thiab zoo. CovYam tsawg kawg nkaus lub zog ntawm cov kav dej yog 216MPa thiab qhov tsawg kawg nkaus tensile zog yog 373MPa.
Lub ntsiab lus ntawm STPG yeeb nkab yog dab tsi?
Lo lus STPG txhais tau tiasCov pa roj carbon steel kav rau kev pabcuam siab. Cov ntawv thov uas cuam tshuam txog kev thauj mus los tau paub tias muaj kev kub ntxhov ib puag ncig.
STPG370 yog dab tsi?
JIS G 3454 STPG370 yogseamless thiab ERW carbon steel yeeb nkab nrog lub zog tensile yam tsawg kawg nkaus ntawm 370 MPa thiab qhov tsawg kawg nkaus yield zog ntawm 215 MPa rau siab piping mus txog 350℃hauv Nyiv. Feem ntau siv nyob rau hauv cov roj thiab roj tsheb thauj mus los, cov kav dej xa dej, thiab lwm yam dej xa mus rau hauv siab.
Cov tshuaj muaj pes tsawg leeg ntawm STPG370 yog dab tsi?
STPG370 yog cov qauv hlau siv rau cov kav hlau steel hauv kev pabcuam siab txog 350 degrees C.Cov ntsiab lus siab tshaj plaws ntawm 0.25% thiab cov ntsiab lus siab tshaj plaws ntawm silicon, manganese, phosphorus, thiab sulfur. STPG370 muaj qhov tsawg kawg nkaus tawm lub zog ntawm 215 MPa, tensile zog ntawm 370 MPa, thiab elongation ntawm 28-30%.