A709-50W Corten Weathering Hlau
General Product Description ntawmA709-50W
A709 Qib 50W yog cov huab cua sib txawv nyob rau hauv tib lub ASTM A709 specification, muab tib 50 ksi tawm los lub zog thiab yuav tsum toughness. Its key distinction is a chemical composition enhanced with copper, chromium, and nickel, enabling it to form a dense, self-protecting rust patina when exposed to the atmosphere. Qhov patina no tshem tawm qhov xav tau ntawm cov xim, ua rau nws yog cov khoom siv rau niaj hnub, qis- tu cov txuas hniav tsis muaj xim nrog qhov sib txawv, ruaj khov.
Muaj Qhov Loj ntawm A709-50W
|
Qib |
Thickness |
Dav |
Ntev |
|---|---|---|---|
|
50W |
0.1875 - 3.00 |
72 - 120 |
240 - 1200 |
|
50 WT |
0.1875 - 3.00 |
72 - 120 |
240 - 1200 |
|
50 WF |
0.1875 - 2.50 |
72 - 120 |
240 - 1200 |
Dav:Thov nug rau phaj dav tsawg dua 72 nyob rau hauv. thiab tshaj 120 nyob rau hauv. Nug rau qhov dav ntau dua 96 nyob rau hauv. rau thicknesses tsawg dua 0.250 nyob rau hauv.
Ntev:Thov nug txog cov phaj ntev ntau dua li cov npe maxima. Phaj ntev yuav raug txwv los ntawm qhov siab tshaj plaws ntawm tus neeg phaj qhov hnyav ntawm 66,000 lbs. Phaj ntev siab tshaj plaws ntawm 960 in. rau thicknesses tsawg dua 7/16 nyob rau hauv.
50 WF:Rau phaj thickness ntau dua 2.0 nti thiab mus txog 2.5 nti, qhov siab tshaj plaws phaj dav yog 100 nti.
Mechanical Properties ntawm A709-50W
Kev ntsuas tensile yog ua nyob rau hauv txoj kev hloov pauv raws li ASTM A370 qhov yuav tsum tau ua.
Nkaum / Qhia cov kab tshwj xeeb Kho kom raug
|
Qib |
Thickness |
Yield zog1) |
Tensile zog |
Elongation hauv 2 "2) |
Elongation hauv 8 "2) |
|---|---|---|---|---|---|
|
50W |
0.1875 - 3.00 |
50 |
70 |
21 |
18 |
|
50 WT |
0.1875 - 3.00 |
50 |
70 |
21 |
18 |
|
50 WF |
0.1875 - 2.50 |
50 |
70 |
21 |
18 |
Impact Propertiesntawm A709-50W
|
Qib |
Thickness |
Min Longitudinal Nruab Nrab Zog1) |
Min Longitudinal Tus Nqi Tus Kheej1) |
Zone 1 Test Temp |
Zone 2 Test Temp |
Zone 3 Test Temp |
|---|---|---|---|---|---|---|
|
50 WT |
0.1875 - 2.00 |
15 |
- |
70 oF |
40 oF |
10 oF |
|
50 WT |
2.01 - 3.00 |
20 |
- |
70 oF |
40 oF |
10 oF |
|
50 WF |
0.1875 - 2.00 |
25 |
20 |
70 oF |
40 oF |
10 oF |
|
50 WF |
2.01 - 2.50 |
30 |
24 |
70 oF |
40 oF |
10 oF |
Cov ntsiab lus
"A709-50W Corten" yog hais txog ASTM A709 Qib 50W, uas yog tus lej- tshwj xeeb, siab- lub zog huab cua steel rau cov qauv choj thiab lub tsev thav ntawv. Thaum "Corten" raug piav qhia txog nws tus cwj pwm huab cua, lo lus tsis yog - qauv. Rau engineering thiab kev yuav khoom, ASTM A709 Qib 50W yog qhov tseeb, tsis meej, thiab yuav tsum tau xaiv los xyuas kom meej tias koj tau txais cov khoom raug rau kev thauj khoom, tsis tau pleev xim rau daim ntawv thov.
ASTM A709 steel qib yog dab tsi?
ASTM A709 yog tus qauv Specification rau Cov Hlau Hlau rau Cov Txuas Txuas thiab suav nrog cov pa roj carbon, siab - lub zog qis- alloy, thiab quenched thiab tempered alloy steels siv los ua cov phiaj xwm hauv kev tsim cov choj. SSAB muaj tsib qib nram qab no ntawm A709; 36, 50, 50W, HPS 50W thiab HPS 70W.
Dab tsi yog qhov txawv ntawm ASTM A572 Qib 50 thiab ASTM A709 Qib 50?
A572 Qib 50: Siv dav hauv kev siv cov qauv, nrog rau cov tsev, cov tsev sib kis, cov khoom siv, thiab kev tsim kho dav dav. Nws tsis yog tshwj xeeb optimized rau choj. A709 Qib 50: Feem ntau siv rau kev tsim kho choj thiab lwm cov qauv uas txhim kho toughness thiab weldability yog qhov tseem ceeb.
Lub zog ntawm ASTM A709 qib 50 yog dab tsi?
Qib 50 steel ntawm qhov kev qhia tshwj xeeb no yuav tsum muaj lub zog tsawg kawg nkaus ntawm 50 ksi. Siv los ua cov tswv cuab hauv kev tsim choj los yog rau cov qauv zoo sib xws.
Dab tsi yog qhov txawv ntawm ASTM A36 thiab A709?
ASTM A709 qib 36 yog cov khoom siv txuas hniav uas muaj cov pa roj carbon ntxiv rau lub zog thiab hardenability ntawm cov hlau. A36 muaj tsawg dua 0. 30% carbon thiab yog li, tsis muaj siab hardenability. ASTM A709 qib 36 steel phaj tau txhim kho corrosion kuj thiab tuaj yeem siv rau sab nraum zoov.
ASTM A572 qib 50 sib npaug li cas?
ASTM A572 Qib 50 yog sib npaug rau ntau qib steel, nrog rau qhov sib npaug thoob ntiaj teb feem ntau yog S355JR (European standard) thiab Q345B (Suav tus qauv). Qhov sib npaug zoo tshaj yog nyob ntawm qhov kev xav tau tshwj xeeb, yog li nws yog qhov zoo tshaj plaws los tham txog cov khoom tshwj xeeb thiab tus kws tshaj lij kom paub meej tias kev sib haum xeeb.
Tag nrho cov specification thiab cov ntsiab lus muaj nyob rau ntawm kev thov. Cov ntaub ntawv saum toj no yog muab rau kev taw qhia nkaus xwb. Rau kev tsim tshwj xeeb thov hu rau peb cov neeg ua haujlwm muag khoom.
