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소개1
인탈산동    황동
황동
화학성분
Copper No.
(종류)		 Element(%)
Cu Zn Pb Fe P Sn
C1201 99.9 이상 0.004-0.015
C1220 99.9 이상 0.015-0.040
기계적성질
Copper No.
(종류)		 Standard Tensile Strength(N/㎟) Elongation(%) Bennding Test Hardness(0.2 hv)
min to max min Thickness(max) Bend Angle Half Dia Vickers
C1201

C1220		 O 195 ··· 35 2.0 180˚ Close contact -
1/4H 215 to 275 25 2.0 180˚ T*0.5 55 to 100
1/2H 245 to 315 15 2.0 180˚ T*1.0 75 to 120
H ··· 275 - 2.0 180˚ T*1.5 80 over
두께허용차
Thickness (대) Strip, Thickness plus and minus in (mm)
200↓ 200-300 300-400 400-700
0.10 to 0.15 0.01 0.02 0.02 0.02
0.15 to 0.25 0.02 0.02 0.02 0.03
0.25 to 0.35 0.02 0.03 0.03 0.04
0.35 to 0.50 0.03 0.03 0.04 0.05
0.50 to 0.80 0.03 0.04 0.04 0.06
0.80 to 1.2 0.04 0.05 0.05 0.07
1.2 to 2.0 0.05 0.06 0.06 0.08
2.0 to 4.0 0.06 0.07 0.08 0.10
Thickness (판) Sheet, Thickness plus and minus in (mm)
400↓ 400-700
0.10 to 0.15 0.02 -
0.15 to 0.25 0.02 0.03
0.25 to 0.35 0.03 0.04
0.35 to 0.50 0.04 0.05
0.50 to 0.80 0.04 0.06
0.80 to 1.2 0.05 0.08
1.2 to 2.0 0.06 0.10
2.0 to 4.0 0.08 0.12
폭허용차
Thickness (대) Strip, Thickness plus and minus in (mm)
100↓ 100-200 200-300 300-600
0.10 to 0.50 0.2 0.2 0.3 0.5
0.50 to 2.0 0.3 0.3 0.4 0.6
2.0 to 4.0 0.5 0.5 0.5 0.6
Thickness (판) Sheet, Thickness plus and minus in (mm)
300 ↓ 300-700
0.1 to 0.35 0.3 0.8
0.35 to 0.80 0.4 0.8
0.80 to 4.0 0.5 0.8