銀片腐蝕標(biāo)準(zhǔn)比色板_銀片腐蝕比色板,符合SH/T0023 ASTM D3241 ASTM D1660等標(biāo)準(zhǔn)
銀片腐蝕標(biāo)準(zhǔn)比色板符合SH/T0023《噴氣燃料銀片腐蝕試驗法》、ASTMD3241/IP323、ASTM D1660等標(biāo)準(zhǔn)。
銀片腐蝕標(biāo)準(zhǔn)比色板用于評定噴氣燃料對航空渦輪發(fā)動機燃料系統(tǒng)銀部件的腐蝕傾向,用于評定噴氣燃料銀片腐蝕試驗方法。
銀片腐蝕標(biāo)準(zhǔn)比色板如何比較試驗結(jié)果:
比較試驗后銀片和新磨光銀片的外觀(銀片各個表面包括邊角都應(yīng)注意到)
0 為不變色:除局部可能稍失去光澤外,幾乎和新磨光的銀片相同;
1 為輕度變色:淡褐色或銀白色褪色;
2 為中度變色:孔雀屏色,如藍(lán)色或紫紅色或中度和深度麥黃色或者褐色;
3 為輕度變黑:表面有黑色或者灰色斑點和斑塊,或有一層均勻的黑色沉積膜;
4 為變黑:均勻地深度變黑,有或無剝落現(xiàn)象。
ADJD3241
Adjunct to D3241 Thermal Oxidation Stability of Aviation Turbine Fuels + Active Standard
Anodized aluminum strips plastic encased plaque (8.0 by 4.0 in.) consisting of 5 colored aluminum strips rated 0, 1, 2, 3, 4. The complete scale is 0, < 1, 1, < 2, 2, < 3, 3, < 4, 4, > 4. These strips are provided for the visual rating of the heater tube produced by Test Method D 3241, JFTOT Procedure. The colors of deposits on the heated tube are rated by using a tuberator and the ASTM Color Standard.
Stock #: ADJD3241