1.international quality system authentication:has passed ISO9001:2008
2.diameter:25mm-130mm
3.material:special high chrome, high chrome, medium chrome, low chrome, 50Mn, 60Mn, 65Mn, etc
4.application fields:power station, metal mine, gold mine, chemical industries and machineries, etc
5.color:black
6.delivery terms:usually 10days after signing the contract
7.payment terms:L/C, T/T
8.packing terms:container bags or steel drums
9.contact person:QianQu
10.mobile phone:86-15254106557