... 0.1±0.1±0.2±0.3±0.5±0.8±1.2GradeDimension ranges of shorter border0 - 1010 - 5050 - 120120 - 400400 -m±1°±0°30′±0°20′±0°10′±0 ... 35,40,45,50;ASTM A126-Class A, Class B, Class C;DIN-GG10,GG15,GG20,GG25,GG30, ... -60(1.0558);JIS-SC410, SC450, SC480, SCC5;BS-A1, A2, A5;NF-GE230, GE280, GE320, GE370Soluble glass ... ,25 Tong Xing Street,Dalian,ChinaM.P.:86 0 13591381196Fax:86 411 82530206Tel.:86 411 82530406-16 ...