ASTM A671 CC70 Carbon Steel EFW yeeb nkab
Nov 21, 2023
A671 CC70 Yeeb Nkab Carbon Steel EFW Yeeb Nkab
| Kev lees txais Charpy V-Notch | Specification thiab Qib | Test Temperature, degree rau phaj Thickness (tshwj tsis yog pom zoo raws li) | |||||
| Zog Absorption | |||||||
| Chav Kawm A | Min. Avg rau 3 SpecimenB | Min Rau 1 SpecimenB | 25mm thiab under | Tshaj 25mm mus rau 50mm, incl | Tshaj 50mm mus rau 75mm, incl | Tshaj 75mm mus rau 125mm, incl | |
| J | J | ||||||
| I | 14 | 10 | A285 Qib A | +4 | +16 | -- | -- |
| A285 Qib B | +10 | +21 | -- | -- | |||
| A285 Qib C | +16 | +27 | -- | -- | |||
| II | 18 | 14 | A455 | -4 | -- | -- | -- |
| III | 18 | 14 | A203 Qib A | -68 | -68 | -60 | -- |
| A203 Qib D | -101 | -101 | -87 | -- | |||
| A516 Qib 55 | -51 | -51 | -46 | -46 | |||
| A516 Qib 60 | -51 | -46 | -46 | -46 | |||
| A516 Qib 65 | -51 | -56 | -40 | -32 | |||
| IV | 20 | 16 | A203 Qib B | -68 | -68 | -60 | -- |
| A203 Qib E | -101 | -101 | -87 | -- | |||
| A203 Qib F (100 hli max) | -- | -- | -107 | -107 | |||
| A516 Qib 70 | -46 | -40 | -35 | -29 | |||
| A537 Chav Kawm 1 (64 mm max) | -62 | -60 | -60 | -- | |||
| A537 Chav Kawm 2 (Dhau 64-100 hli) | |||||||
| V | 27 | 20 | A203 Qib F | -107 | -107 | -- | -- |
| Lateral Expansion mm, Yam tsawg kawg nkaus txhua qhov kev kuaj Transverse | |||||||
| VI | 0.38 | A353 | -196 | -196 | -- | -- | |
| A553 Hom I | -196 | -196 | -- | -- | |||
| A553 Type II | -170 | -170 | -- | -- | |||
| A517 tag nrho (64 hli max thickness) | C | C | -- | -- | |||
Ib Chav Kawm Kuv yog Lwm Yam Tshaj Tawm nrog lub zog tensile tsawg kawg nkaus ntawm 450 MPa lossis qis dua.
Chav Kawm II yog Lwm Yam Tshaj Tawm nrog lub zog tensile tsawg kawg nkaus ntawm 450 txog 520 MPa incl.
Chav Kawm III raug tua nrog lub zog tensile tsawg kawg nkaus ntawm 450 MPa lossis qis dua.
Chav Kawm IV raug tua nrog lub zog tensile tsawg kawg nkaus ntawm 450 txog 520 MPa incl.
Chav Kawm V raug tua nrog qhov tsawg kawg nkaus tensile lub zog ntawm tshaj 520 MPa rau tab sis tsis suav nrog 655 MPa.
Chav Kawm VI raug tua nrog lub zog tensile tsawg kawg nkaus ntawm 655 MPa lossis tshaj.
B Qhov loj me (10 x 10 mm) cov qauv.
C Kev ntsuas kub raws li tau teev tseg hauv kev yuav khoom, tab sis tsis siab tshaj 0 degree
gnee steel yeeb nkab team
