Size: thinckness: 6mm-650mm, Grade : astma516 gr60 gr70 for moderate and lower temperature boiler and pressure vessel plate We can supply pressure vessel plate from stock according to your material and specification We are paid member of alibaba.Com, tradekey etc for 7 years.Our company was founded in 1998, we have lots of regular clients in india, pakistanm, iran, australia, indonesia and others, they all satisfied with our quality and service Pls send your enquiry to asyingyi24(at)163(dot)com for which we thank you Then we will quote you our best price soon Looking forward to hearing from you soon