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기술명
2012-08-22
Supply SAW pipe,LSAW pipe,SSAW pipe
2012-08-22
Supply steel pipe,ERW pipe,welded pipe
2012-08-22
Supply API 5L PSL2 LSAW OIL PIPES B~X80
2012-08-22
Supply seamless tube,line tube,API 5L PSL1/PSL2
2012-08-22
Supply spiral tube,oil tube,line tube
2012-08-22
Supply spiral pipe,API oil pipe,line pipe
2012-08-22
Supply API 5L smls tube,PSL1/PSL2
2012-08-22
Supply spiral pipe,ssaw tube,API B-X80 PSL1/PSL2
2012-08-22
Supply CHINA API 5L PSL2 LSAW LINE PIPES B~X80
2012-08-22
Lasting supply spiral welded steel pipe
2012-08-22
spiral welded steel pipe in different kinds
2012-08-22
Lasting supply SAW STEEL PIPE
2012-08-22
SAW STEEL PIPE at a competitive price
2012-08-22
large number of SAW STEEL PIPE
2012-08-22
White Fused Aluminium oxide WAE-17 from Ascentsun China
