1.30 years production experience .
2.Materials :carbon steel or stainless
3.ISO9001,ISO14000,SGS .
4.Quality assurance :18 months
joint,Ring-Type joint,Shoulder-Type joint,Large Clearance joint,Clamp joint,Flexible Pipe Joint,Ring-Type Large Clearance Clamp Flexible Pipe Joint,Shoulder-Type Large Clearance Clamp Flexible Pipe
Joint