Jul 08, 2024 Tso lus

Copper C145 (C14500) - Cov khoom xyaw, cov khoom siv thiab kev siv

C14500 Kev sib xyaw

Cu C145 yog tsim los ntawm tooj liab nrog rau lwm yam me me, xws li hlau thiab zinc, uas txhim kho nws lub zog thiab hardness. Cov khoom siv tshuaj muaj pes tsawg leeg ua rau nws tiv taus corrosion los ntawm acidic ib puag ncig los yog tshuaj tsuag dej ntsev. Qhov no ua rau nws zoo tagnrho rau kev siv marine lossis kev lag luam uas muaj kev tiv thaiv corrosion tseem ceeb.

Cu% 1,2 P% Te%
 
99.90
min
0.004-
0.012
0.40-
0.70

C14500 Chemical Properties

Cov ntsiab lus tsis muaj leej faj muab cov alloy no superior hluav taws xob conductivity piv rau lwm cov tooj liab alloys.

C14500 Mechanical Properties

Cov khoom siv hluav taws xob ntawm tooj liab C145 ua rau nws yog qhov kev xaiv zoo tshaj plaws rau kev siv lub zog siab xws li cov khoom siv tsheb lossis cov fasteners. Nws muaj lub zog tensile zoo heev (550-650 MPa) thiab lub zog tawm los (200-300 MPa). Nws elongation yog nyob ntawm 10-20%. Cov khoom no kuj muaj qhov zoo ductility, uas ua rau nws yooj yim rau kev tsim cov duab thaum machining lossis vuam.

Tensile zog, min Yield Strength, ntawm 0.5% Extension Under Load, min Elongation, 4x Diameter los yog Specimen Thickness, min Brinell Hardness (500 kg load) Lus hais
Ksi MPa Ksi MPa % ib txwm BHN  
38 260 30 205 8 76  

C14500 Lub cev muaj zog

Tsis tas li ntawd, nws cov thermal conductivity ua rau nws yog cov khoom siv hluav taws xob zoo hauv cov ntawv siv hluav taws xob uas yuav tsum tau ua kom txias.

 
  Teb Chaws Asmeskas Kev Cai Metric
Melting Point - Liquidus Xyoo 1976 F 1080 degree
Melting Point – Solidus 1924 degree F 1051 degree
Qhov ntom 0.323 lb/in3 ntawm 68 degree F 8.94 gm / cm3 ntawm 20 degree
Specific Gravity 8.94 8.94
Hluav taws xob conductivity 93% IACS ntawm 68 degree F 0.539 MegaSiemens/cm ntawm 20 degree
Thermal conductivity 205 Btu / sq ft / ft hr / degree F ntawm 68 degree F 355 W / m ntawm 20 degree
Coefficient ntawm Thermal Expansion 68-212 9.5 · 10-6 ib degree F (68-212 degree F) 16.5 · 10-6 ib degree (20-100 degree)
Coefficient ntawm Thermal Expansion 68-392 9.7 · 10-6 ib degree F (68-392 degree F) 16.8 · 10-6 ib degree (20-200 degree)
Coefficient ntawm Thermal Expansion 68-572 9.9 · 10-6 ib degree F (68-572 degree F) 17.1 · 10-6 ib degree (20-300 degree)
Tshwj xeeb kub muaj peev xwm 0.092 Btu/lb/ degree F ntawm 68 degree F 385.5 J / kg ntawm 20 degree
Modulus ntawm Elasticity nyob rau hauv Tension 17 000 ksg 117212 MPa
Modulus ntawm Rigidity 6 400 ksg 44127 MPa rau

C14500 sib npaug

CDA ASTM SAE AMS Tsoom Fwv Teb Chaws Tub rog Lwm yam
C14500 B124
B124M
B301
B301M
J461
J463
      Tellurium-Bearing (PTE)

C14500 Thermal Properties

 
Kev kho mob Yam tsawg kawg * Qhov siab tshaj *
Annealing 800 1200
Kev kho kub 1400 1600

C14500 siv

Tsis tas li ntawd, nws cov machinability ua rau nws muaj txiaj ntsig zoo hauv kev tsim cov duab zoo nkauj lossis cov qauv tsim uas xav tau rau qhov nyuaj xws li lub zog lossis cov kabmob. Thaum kawg, nws cov weldability tso cai rau qhov yooj yim koom ua ke ntawm ntau qhov chaw rau hauv ib qho cohesive piece yam tsis tau poob ib qho kev ncaj ncees thaum lub sij hawm.

Corrosion Resistance

Raws li tau hais dhau los, Copper C145 muaj qhov zoo tshaj plaws corrosion kuj ua rau nws zoo tagnrho rau siv hauv marine thiab kev lag luam daim ntawv thov uas raug rau hnyav ib puag ncig tej yam kev mob. Nws tseem tuaj yeem siv rau hauv cov khoom siv hluav taws xob vim nws cov ntsiab lus tsis tshua muaj leej faj, uas ua kom cov hluav taws xob tsawg tsawg thaum ua cov khoom siv tam sim no.

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