化學成分Chemical composition:
化學成分%,不大于 Chemical composition, Max
牌號GradeCNOHFeSiTiNiNbWMo
Ta10.0040.0050.020.0020.0050.0050.0020.0050.0500.0020.002
直徑及公差
Diameter and Tolerance:
厚度(mm)
Thickness厚度公差 Tolerance寬度
Width寬度公差
Tolerance長度
Length長度公差
Tolerance
一級Grade I二級
Grade II
0.15~0.2±0.015±0.0250-300±2.0100-1000±2.0
>0.2~0.3±0.020±0.0350-300±2.0100-1000±2.0
>0.3~0.5±0.030±0.0450-300±2.0100-1000±2.0
>0.5~0.8±0.040±0.0650-200±1.050-700±2.0
>0.8~1.0±0.060±0.0850-200±1.050-700±2.0
>1.0~1.5±0.080±0.1050-200±1.050-700±2.0
>1.5~2.0±0.120±0.1450-200±1.050-700±2.0
>2.0~3.0±0.160±0.1850-200±1.050-700±2.0
>3.0~4.0±0.180±0.2050-200±1.050-700±1.0
>4.0~6.0±0.200±0.2450-200±1.050-700±1.0
其余規(guī)格按照客戶要求定做 Special requirements to be agreed upon seller and buyer
(根據(jù)北京東方中色鉭鈮的企標執(zhí)行)
力學性能
Mechanical properties
牌號Grade狀態(tài) State厚度 Thickness(mm)抗拉強度
Tensile Strength (MPa)斷后延伸率
Elongation (%)
Ta1退火態(tài)(M)0.1~0.5≥207≥25
大于0.5~3.0≥30
質(zhì)量標準:
鉭箔光亮,無裂紋,無起皮,無折疊,無明顯氧化、雜質(zhì)壓入等缺陷。