Petrochemical Products
Saturday, February 26, 2011
casing
used for petrol,natural gas and coal bed gas exploitation engineering
used for petrol,natural gas and coal bed gas exploitation engineering.main steel grades:H44,J55,K55,M65,N80-1,N80Q,L80,C90,T95,P110,Q125,FS140
No comments:
Post a Comment
Newer Post
Older Post
Home
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment