General Product Description
ASTM A131 Qib A, B, D, thiab E yog cov qauv zoo tib yam-zog steels uas muaj qhov tsawg kawg nkaus uas muaj zog ntawm 34 ksi thiab tau teev tsawg kawg nkaus Charpy V-notch cuam tshuam cov khoom toughness.
Cov Ntawv Thov
Cov ntawv thov ib txwm muaj xws li kev tsim nkoj nkoj thiab mobile offshore drilling units thiab cov qauv.
Muaj qhov ntev
Nkaum / Qhia cov kab tshwj xeeb kho kom raug
| Teem nqi | KHOOM HOM | Qhov tuab (hauv) |
Qhov dav (hauv) |
LENGTH (hauv) |
|---|---|---|---|---|
| Qib A | Phaj | 0.1875 - 3.00 | 72 - 129.9 | 240 - 1020 |
| Qib B | Phaj | 0.1875 - 2.00 | 72 - 129.9 | 240 - 1020 |
| Qib D | Phaj | 0.1875 - 3.94 | 72 - 129.9 | 240 - 1020 |
| Qib E | Phaj | 0.197 - 3.94 | 75 - 129.9 | 240 - 590 |
Dav:Thov nug cov phaj dav dav rau thicknesses tsawg dua {{{}}}}}}}.
Ntev:Thov nug txog cov phaj ntev<240 in. and greater than the listed maxima.
Cov Khoom Siv Neeg Kho Tshuab
Kev ntsuas tensileyog ua nyob rau hauv qhov kev taw qhia transverse.
Nkaum / Qhia cov kab tshwj xeeb kho kom raug
| Teem nqi | TUB NTXHAIS (hauv) |
Paib lub zog (Min Ksi) |
Lub zog tensile (ksi) |
ELONGATION hauv 2 "1) (MIN%) |
ELONGATION hauv 8 "2) (MIN%) |
|---|---|---|---|---|---|
| Qib A | 0.1875 - 3.00 | 34 | 58 - 75 | 24 | 21 |
| Qib B | 0.1875 - 2.00 | 34 | 58 - 75 | 24 | 21 |
| Qib D | 0.1875 - 3.94 | 34 | 58 - 75 | 24 | 21 |
| Qib E | 0.197 - 3.94 | 34 | 58 - 75 | 24 | 21 |
1)Rau cov phaj siab tshaj 3.5 nti hauv thickness, txiav tawm ntawm qhov feem pua elongation nyob rau hauv 2 in. yuav tsum tau ua raws li ASTM A6 Elongation Requirement Adjustments.
2)Rau daim hlau tsawg dua 5/16 in. nyob rau hauv thickness, txiav tawm los ntawm qhov teev 8 "elongation feem pua yuav tsum tau ua raws li ASTM A6 Elongation Requirement Adjustments.
Impact Properties
Hide/Show ib kab ntawv EDIT
| QIB | TUB NTXHAIS (hauv) |
Sim ntsuas kub (Qib F) |
MIN LONGITUDINAL AVERAGE ENERGY1) (ft-lbs) |
MIN TRANSVERSE AVERAGE ENERGY1) (ft-lbs) |
|---|---|---|---|---|
| Qib A | 2.001 - 2.80 | 68 | 25 | 17 |
| Qib A | 2.801 - 3.00 | 68 | 30 | 20 |
| Qib B | 1.001 - 2.00 | 32 | 20 | 14 |
| Qib D | 0.251 - 2.00 | -4 | 20 | 14 |
| Qib D | 2.001 - 2.80 | -4 | 25 | 17 |
| Qeb D | 2.801 - 3.94 | -4 | 30 | 20 |
| Qib E | 0.251 - 2.00 | -40 | 20 | 14 |
| Qib E | 2.001 - 2.80 | -40 | 25 | 17 |
| Qib E | 2.801 - 3.94 | -40 | 30 | 20 |
| QIB | Qhov tuab (hauv) |
Sim ntsuas kub ( degree F) |
MIN LONGITUDINAL AVERAGE ENERGY1) (ft-lbs) |
MIN TRANSVERSE AVERAGE ENERGY1) (ft-lbs) |
|---|
1)Kev taw qhia kev taw qhia ntawm qhov kev xaiv ntawm cov chaw tsim khoom tshwj tsis yog sau tsis muaj lwm yam kev txiav txim.
Tsis muaj ntau tshaj ib tus nqi hauv qab no tau teev tseg tsawg dua lub zog nruab nrab, tab sis tsis muaj tsawg dua 70% ntawm cov teev tseg tsawg tus nqi nruab nrab lub zog.
Yam tsawg kawg hauv nruab nrab lub zog rau cov hnoos qeev puv. Xa mus rau ASTM A131 rau kev ncua me me hnoos qeev kom muaj zog.
Cim npe nrov: Tuam Tshoj astm a131 manufacturers, lwm tus neeg, Hoobkas
