Gnee Group Chav Ua Haujlwm
A515 A516 PVQ Hlau Phaj
BOILER PLATER KHOOM Piav qhia txog
ASTM A515 Lub Nkoj Hlau Hlau yog ib hom phaj steel nrog peb lub zog me me muaj: Qib 6, qib 65 thiab qib 70.
Cov pa roj carbon-silicers tau npog los ntawm ASTM A515 boiler steel specification yog feem ntau siv rau kev kub siab rau hauv welded boilers thiab lwm cov hlab roj kub.
A515 siab txog ntsha hlau steel phaj yog qhov siv ntau dua hlau phaj yog cov khoom lag luam siab ntawm cov roj, roj thiab petrochemical Industries.
ASTM A516 PVQ Hlau phaj tseem hu ua Asme Sa516 Lub Nkoj Hlau Hlau. Lub npe tag nrho ntawm A516 \/ sa516 lub nkoj siab siab rau cov khoom siv siab yog "cov hlau siab rau cov hlau siab (carbon hlau) haum rau ib puag ncig thiab tsawg ib puag ncig."
Carbon Steel daim hlau npog los ntawm ASTM A516 boiler steel specification yog feem ntau siv rau welded siab cov hlab uas yuav tsum tau siab antch todlightness. Raws li cov qib sib txawv, A516 siab txog ntsha Hlau steel phaj tau muab faib ua plaub qib: 55, 60, lossis 70.
Siab Hlab Hlau Khoom Cov Lus Qhia
A515 boiler phaj tshuaj tshuaj muaj pes tsawg leeg:
Qib hlau |
Lub caij max (%) |
||||
|---|---|---|---|---|---|
C |
Mn |
P |
S |
Si |
|
A515 Qib 60 |
0.24-0.31 |
0.98 |
0.035 |
0.035 |
0.13-0.45 |
A515 Qib 65 |
0.28-0.33 |
0.98 |
0.035 |
0.035 |
0.13-0.45 |
A515 Qib 70 |
0.30-0.35 |
1.30 |
0.035 |
0.035 |
0.13-0.45 |
A515 siab rau lub raj rau cov cuab yeej hlau ua ke:
Qib hlau |
Tuab mm |
Yield Min MPa |
Tensile MPa |
Elongation min% |
|---|---|---|---|---|
A515 Qib 60 |
200 |
220 |
415-550 |
21 |
50 |
25 |
|||
A515 Qib 65 |
200 |
240 |
450-585 |
19 |
50 |
23 |
|||
A515 Qib 70 |
200 |
260 |
485-620 |
17 |
50 |
21 |
A516 PVQ Phaj Tshuaj Muaj Zog:
Tshuaj Muaj Tshuaj |
Siab tshaj c% rau thickness t (hli) |
Mn% rau
|
SI% |
P% max |
S% Max |
||||
|---|---|---|---|---|---|---|---|---|---|
6-12. 5 hli |
12. {5-25 hli |
25-50 hli |
>50 hli |
Tsawg dua los yog sib npaug rau 12.5 hli |
>12.5mm |
||||
A516 GR55 |
0.18 |
0.20 |
0.22 |
0.25 |
0.55-0.98 |
0.60-1.30 |
0.13-0.45 |
0.035 |
0.035 |
A516 GR60 |
0.21 |
0.23 |
0.23 |
0.25 |
0.6-0.9 |
0.80-1.20 |
0.13-0.45 |
0.035 |
0.035 |
A516 GR65 |
0.24 |
0.26 |
0.26 |
0.28 |
0.85-1.20 |
0.85-1.20 |
0.13-0.45 |
0.035 |
0.035 |
A516 GR70 |
0.27 |
0.28 |
0.28 |
0.30 |
0.85-1.20 |
0.85-1.20 |
0.13-0.45 |
0.035 |
0.035 |
A516 PVQ Hlau Khoom Siv Khoom Siv Hlau:
Cov Cuab Yeej Cuab Yeej Cuab Yeej |
Lub tensile
|
Tsawg li tsawg tau
|
Yam tsawg kawg nkaus elongation (%) gauge ntev |
|
|---|---|---|---|---|
50 hli |
200mm |
|||
A516 GR55 |
380-515 |
205 |
27 |
23 |
A516 GR60 |
415 - 550 |
220 |
25 |
21 |
A516 GR65 |
450 - 585 |
240 |
23 |
19 |
A516 GR70 |
485 - 620 |
260 |
21 |
17 |
Boiler Hlau Phaj Khoom Duab
Gnee Pab Pawg Taw Qhia thiab Cov Neeg Siv Khoom
Gnee ib txwm ntseeg hais tias qhov kev ntseeg ntawm "lub koob npe nrov ua ntej, ua tau zoo ua ntej" yog kom ua tiav cov neeg siv khoom. Lub hom phiaj ua lag luam ntawm "cov khoom uas tsim nyog tus nqi thiab muab sijhawm" tau yeej kev ntseeg siab thiab paub los ntawm cov neeg siv khoom. Lub tuam txhab tau qhia txog cov cuab yeej siv tshuab ua tau zoo, tau ntsib cov neeg ua haujlwm ua haujlwm thiab cov cuab yeej siv tau zoo heev thiab khoom siv.
Lub tuam txhab ua kom muaj qhov zoo ntawm nws cov khoom uas muaj zog nyiaj txiag, kev paub ntau dua thiab kev tswj hwm cov khoom siv zoo. Peb cov khoom lag luam zoo thiab lub koob npe zoo yog cov paub zoo thoob plaws lub tebchaws, thiab peb tau yeej txoj kev ntseeg siab thiab txhawb nqa ntawm cov hlau loj thiab cov neeg siv khoom.
Tuam Tshoj Boiler Phaj Hlau Hoobkas -- gnee pawg
Yog tias koj xav tau ntau dua thiab cov lus nug txog A515 A516 PVQ Hlau Cov Khoom Siv, thov hu rau peb!