ASTM A537 CL1, CL2 Hlau Phaj Tshav Kub Kub {}}} kho nrog lub zog siab dua A516
ASTM A537 chav kawm 1 (CL1) thiab chav kawm 2 (CL2) cov phiaj hlau siv rau cov hlab ntsha roj carbon hlau siv rau cov hlab ntsha roj carbon hlau siv rau cov hlab ntsha roj carbon monomed rau cov hlab ntsha roj carbon monox siv
Lawv cov kev kho mob kub tshwj xeeb -}} dua rau chav kawm 1 thiab tempering rau chav kawm thiab lub zog tensile dua li cov txheej txheem ATM A516 qib ntxiv.
Kev sib piv ntawm A537 CL1, CL2, thiab A516
| Yam zoo | ASTM A537 chav kawm 1 | ASTM A537 chav kawm 2 | ASTM A516 Qib 70 | ||
|---|---|---|---|---|---|
| Kev Kho Cua Sov | Zoo li cas | Quenched thiab tempered | Feem ntau muab rau hauv "as -}} dov" mob ", tab sis tuaj yeem ua tau zoo li qub. | ||
| Yield zog (min) | 50 Ksi (345 MPa) rau daim hlau | 2.5 nyob rau hauv. Tuab | 60 Ksi (415 MPA) rau daim hlau | 2.5 nyob rau hauv. Tuab | 38 KSI (260 MPA) |
| Lub zog tensile | 70-90 Ksi (485-620 mpa) | 80-100 KSI (550-690 MPA) | 70-90 Ksi (485-620 mpa) | ||
| Cov Khoom Siv Neeg Kho Tshuab | Lub zog siab dua thiab tawv dua A516 vim yog dab tsi. | Lub zog tshaj plaws thiab hardness ntawm peb qib no. Qhov quenching thiab tempering cov txheej txheem ua kom muaj zog txhim kho thiab tsis muaj zog. | Txheem lub zog thiab tawv rau mob rau tsawg - kub kev pab. | ||
| Cov Ntawv Thov | Cov nkoj siab, boilers, thiab tso tsheb hlau luam tso rau hauv cov roj, roj, thiab petrochemical Industries. | Siab nkoj thiab Boilers rau qis - kev pab kub uas tau ua kom nruj thiab lub zog siab dua. | General siab txog ntsha thiab boiler cov ntawv thov rau kev pabcuam kub thiab qis dua. | ||
| Ntau tshaj plaws Thickness | 4 nti (100 hli) | 6 nti (150 hli) | Kev sib txawv los ntawm qib, tab sis feem ntau qis dua li537 qib rau tib lub zog. |
Thov alloys thoob ntiaj teb
Cov Nta Tseem Ceeb Ntawm A537 Hlau Daim Hlau
Kev tsim khoom: A537 daim hlau yog tsim los ntawm cov carbon -}} manganese- silicon steel. Lawv tsim tawm raws li "tua cov hlau" los xyuas kom zoo {{}} nplej ustenitic cov qauv rau cov khoom siv zoo tshaj.
Kev Kho Cua Sov: Cov txheej txheem kev kho cua sov tshwj xeeb yog qhov sib txawv thawj ntawm cov chav kawm.
Hoob 1:Qub. Qhov no suav nrog cov cua sov cov hlau mus rau qhov kub thiab txias thiab txias nws hauv huab cua kom kho nws lub zog thiab ua kom muaj zog thiab tawv.
Chav Kawm 2:Quenched thiab tempered. No ob {{{-}}}}}} maj ntxig hloov cov hlau los ntawm qhov kub thiab txias (quenching nws mus rau qhov kub qis (tempering). Qhov no tsim cov khoom siv uas muaj zog tshaj plaws, lub zog, thiab tawv.
Ua yeeb yam: Cov kev kho cua sov muab A537 daim hlau ib qho kev ua tau zoo dua A516. A537 muaj ntau dua kev ntxhov siab thiab muaj zog dua, tshwj xeeb hauv qhov chaw qis qis uas A516 tej zaum yuav nquag mus rau brittle backerure.
ASTM A537 steel phaj yog ib qho kev tshwj xeeb rau cov nkoj siab uas yog cua sov -}}}}}}} {kho kom txhim kho lawv cov khoom siv. Hom kev hlau no feem ntau siv nyob rau hauv cov ntaub ntawm cov hlab ntsha siab thiab tso tsheb hlau luam, tshwj xeeb yog nyob qhov twg muaj zog thiab txhim kho cov tawv muaj zog thiab txhim kho cov tawv muaj zog.
Raws li lub zog sib txawv thiab kev kho cua sov, nws muaj ntau yam rau Astm A537 chav kawm 1, 2 thiab 3.
Qhov siab tshaj plaws tuab nyob hauv astm ATTM A537 chav kawm 1 yog 100 hli [4 ntiv tes], thiab 150 hli [6 ntiv tes 2 thiab 6.
ASTM A537 CL1, CL2 Hlau Phaj Tshav Kub Kub-} Kho cov khoom tseem ceeb:
- Tshuaj Muaj Tshuaj: ASTM A537 feem ntau muaj cov pa roj carbon, manghologe, phosphorus, thiab leej faj, nrog kev tsom xam cov yam ntxwv xav tau cov khoom siv xav tau.
- Cov Khoom Siv Neeg Kho Tshuab:
Paib lub zog: Yam tsawg kawg tau lees lub zog ntawm 265 MPa (38,000 PSI) rau chav kawm 1 daim hlau; Cov txiaj ntsig zoo nce ntxiv rau cov chav kawm siab dua.
Lub zog tensile: Ranges los ntawm 450 MPa (65,000 PSI) rau 620 MPa (90,000 PSI) raws li chav kawm ntawm lub phaj.
Elongation: Yam tsawg kawg nkaus elongation yog ib puag ncig 21% nyob rau hauv 200 hli, qhia tau kev ductility zoo.
Peb cov khoom siv cov roj carbon hlau ASTM A537 chav kawm 1, 2, 3 ntau:
Cov lus piav qhia: Carbon Steel ASTM A537 chav kawm 1, 2, 3
Hom Khoom Raug: Kub Rolled
Thickness: 2mm rau 150 hli
Dav: 0.6m rau 3m
Ntev: 6M, 12m, Mekas
Nto: Ntuj, pleev xim
Packing: Standal hiav txwv ntim, bundled nrog streel Sawb.
Cov Ntawv Thov:
ASTM A537 Daim Phiaj Hlau Hlau yog feem ntau siv nyob rau hauv:
Kev tsim kho ntawm cov hlab ntsha siab rau cov roj thiab roj kev lag luam.
Kev tsim khoom ntawm kev siv cov khoom lag luam cia thiab khoom siv.
Cov ntawv thov txheej txheem uas muaj lub zog siab thiab tawv yuav tsum muaj, tshwj xeeb hauv cov pej xeem loj.
Zuag qhia tag nrho, ASTM A537 steel daim hlau muab kev sib xyaw ntawm lub zog siab thiab kev nruj heev, ua rau lawv haum rau cov ntawv thov kev lag luam.
Cov ntaub ntawv hais txog
ASTM Cov Qauv:
A20 / A20M: Kev qhia tshwj xeeb rau kev yuav tsum tau tsim nyog rau cov nkoj siab
A435 / A435: Rau ncaj - nqaj ultrasonic tshuaj ntsuam ntawm steel phaj
A577 / A577M: rau ultrasonic kaum sile- nqaj kuaj ntawm cov phiaj hlau
A578 / A578M: rau ncaj- nqaj ultrasonic tshuaj ntsuam ntawm cov hlau siv rau cov ntawv tshwj xeeb
Kev lag luam sau ntawv:
Steel phaj nyob rau hauv Astm AT537 chav kawm 1, 2 thiab 3 yuav tsum raug tua cov hlau thiab ua raws li cov qoob loo ntawm kev ua kom zoo me me A20 / A20m.
Kev Kho Cua Sov
Txhua lub thawv nyob rau Astm A537 yuav ua rau kub ua si raws li hauv qab no:
ASTM A537 chav kawm 1 daim phiaj yuav tsum ua ib txwm.
Chav Kawm 2 thiab Chav 4 yuav tsum yog quenched thiab tempered. Lub npau taws kub rau chav kawm 2 daim hlau yuav tsum tsis pub tsawg dua 1100℃F [595 degree] thiab tsis pub tsawg tshaj 1150℃f [620 degree] rau chav kawm 3 daim hlau.
Kev Siv Tshuaj Siv Tshuaj Astm A537 chav kawm 1, 2 thiab 3
Cov hlau yuav tsum ua raws li cov tshuaj uas yuav tsum tau qhia hauv cov lus 1 tshwj tsis yog kev hloov kho kom zoo rau cov pa roj hmab- deoxidized steel, hauv kev qhia tshwj xeeb A20 / ANIAL.
Rooj 1:
|
Lub ntsiab |
Kev Ntsuam Xyuas Kev Kub Kub |
Cov tshuaj ntsuam xyuas |
|---|---|---|
|
Carbon, maxA |
0.24 |
|
|
Manganese (tk tsawg dua lossis sib npaug nrog 40 mm lossis 1-1 / 2 hauv) |
0.70-1.35 |
0.64-1.46 |
|
Tus kws dai txiv manganeseB |
1.00-1.60 |
0.92-1.72 |
|
Phosphorus, maxA |
0.025 |
|
|
Sulphur, MaxA |
0.025 |
|
|
Silicon |
0.15-0.50 |
0.13-0.55 |
|
Tooj liab, max |
0.35 |
0.38 |
|
Npib tsib xee, max |
0.25 |
0.28 |
|
Chromium, max |
0.25 |
0.29 |
|
Molybdenum, Max |
0.08 |
0.09 |
A: Siv rau ob qho tib si tshuaj ntsuam thiab tshuaj ntsuam xyuas.
B: Manganese tuaj yeem tshaj 1.35% ntawm kev tsom xam cov cua sov, nce siab tshaj plaws ntawm 1.25% ntawm kev tsom xam cov cua sov tsis pub dhau 0.57 ^ thaum ua raws li cov kab sib luag hauv qab no:
CE=C + MN / 5 + (cr + mo + v) / {} (ni + cu) / 15
Thaum cov kev xaiv no tau siv, lub ntsiab lus manganese thiab ob npib ntawm cov khoom siv ntawm cov khoom tsom xam kub siab dua li 0.12% thiab 0.03%, feem.
Neeg kho tshuab yuav tsum rau A537 CL1, CL2, CL3
Tensile lub zog thiab cov txiaj ntsig strenht: cov khoom siv raws li cov nro - Kev ntsuas cov quav yuav tsum tau qhia hauv cov lus 2.
Rau chav kawm 2 thiab chav kawm 3 daim hlau nrog ib qho nominal tuab ntawm 3/4 hauv. [20 mm] thiab hauv qab, 1 1 / 2-hauv. [40 mm] dav duab plaub fab plaub fab sib dhos tuaj yeem siv rau kev ntsuas ntsuas nro, thiab kev ncua sij hawm yuav txiav txim siab hauv 2-hauv. [50 hli] Gage ntev uas suav nrog kev ua pob txha thiab uas qhia tau qhov loj tshaj plaws elongation.
|
Cov Khoom Siv Neeg Kho Tshuab nti thiab [hli] |
Hoob 1 |
Hoob 2 |
Hoob 3 |
|---|---|---|---|
|
KSI [MPA] |
KSI [MPA] |
KSI [MPA] |
|
|
Lub zog tensile |
|
|
|
|
2-1 / 2 hauv. Thiab hauv qab |
70-90 |
80-100 |
80-100 |
|
[65 hli thiab nyob rau hauv] |
[485-620] |
[550-690] |
[550-690] |
|
Tshaj 2-1 / 2 mus rau 4 hauv |
65-85 |
75-95 |
75-95 |
|
[Tshaj 65 txog 100 hli] |
[450-585] |
[515-655] |
[515-655] |
|
Tshaj 4 txog 6 hauv |
A |
70-90 |
70-90 |
|
[Dua 100 rau 150 hli] |
A |
[485-620] |
[485-620] |
|
Paib lub zog, min: |
|
|
|
|
2-1 / 2 hauv. Thiab hauv qab |
50 |
60 |
55 |
|
[65 hli thiab nyob rau hauv] |
[345] |
[415] |
[380] |
|
Tshaj 2-1 / 2 mus rau 4 hauv |
45 |
55 |
50 |
|
[Tshaj 65 txog 100 hli] |
[310] |
[380] |
[345] |
|
Tshaj 4 hauv 6 hauv |
A |
46 |
40 |
|
[Dua 100 rau 150 hli] |
A |
[315] |
[275] |
|
Elongation nyob rau hauv 2 hauv |
|||
|
[50 hli], min,% b |
22 |
22 |
22 |
|
4 hauv, [100 mm] thiab hauv qab |
A |
20 |
20 |
|
Tshaj 4 hauv [100 mm] |
|||
|
Elongation nyob rau hauv 8 nyob rau hauv |
|||
|
[200 hli], min,% b |
18 |
C |
C |
A:Cov khoom lag luam tsis yog available nyob rau hauv qhov loj me.
B: Saib cov lus qhia tshwj xeeb A20 / A20m rau kev hloov kho elongation.
C:Nws tsis muaj qhov xav tau rau elgonation nyob rau hauv 8 nyob rau hauv.
Dab tsi yog A537 cl 1 cov khoom siv?
Cov ntawv thov ntawm Astm A537 chav kawm 1 Cov Pa Roj Carbon Phaj
Cov khoom siv yog aQub steel uas yog cua sov khoThiab raws li qhov yuav tshwm sim qhia tau ntau dua cov txiaj ntsig thiab lub zog tensile dua li cov qauv txheej txheem ATM A516 qib.
Dab tsi yog qhov sib txawv ntawm Astm A516 thiab A537?
A537 muaj qhov zoo sib xws machinestability thiab ductility rau astm A516, tab sis nws lub zog thiab hardness tau nce los ntawm kev kho cua sovCov. Zoo li A516, A537 tuaj yeem ua tau zoo li qub, tab sis nws kuj tseem tuaj yeem quenched thiab tempered, lwm hom kev kho cua sov.
A516 cov qib tau siv dav siv, nrog lub zog tensile tshwm sim los ntawm 379 MPa rau 586 MPa. Lawv raug nqi -}} Zoo thiab yooj yim rau fabricate.A537 qib muab lub zog siab dua thiab cov ntsiab lus nyuaj thiab tuaj yeem ua tau zoo lossis quenched rau kev ua tau zoo.
Dab tsi yog ASTM A537 cov lus qhia tshwj xeeb?
Lub ASTM A537 specification yog tusCov qauv qhia tshwj xeeb rau cov hlab ntsha siab, cua sov {{{{{{{{1} {{2} -.
Dab tsi yog cov khoom sib npaug ntawm ASTM A537?
Chav Kawm 1 A537 Tus Hlau Steel sib npaug sib npaug:
| Qib hlau | JIS | Lub teb chaws Yelemees |
|---|---|---|
| ASTM / ASME | G3115 | DIN17155 |
| A537 / sa537 | SPV36 | 19MN5 |
Dab tsi yog cov paib muaj zog ntawm Astm A537 chav kawm 1?
Paib lub zog:Yam tsawg kawg nkaus los lub zog ntawm 265 MPa (38,000 PSI)Rau cov chav kawm 1 daim hlau; Cov txiaj ntsig zoo nce ntxiv rau cov chav kawm siab dua. Lub zog tensile: ranges los ntawm 450 mpa (65,000 psi) mus rau 620 mpa (90,000 psi) raws li chav kawm ntawm lub phaj.
Dab tsi yog tus nqi ntawm Astm A537 chav kawm 1?
ASTM A537 chav kawm 1 steel phiaj A537 cl 1 daim hlau ntawm₹ 88 / kg| Girgaum|Mumbai |
Dab tsi yog tus nqi ntawm Astm A537 chav kawm 2?
ASTM A537 chav kawm 2 steel phiaj ntawm₹ 200 / Kilogram| Siab txog ntsha hlau hauv Mumbai |
