Our processing mill has evolved from SNMRI (Shanghai Non-ferrous Metal Research Institute) with 40 years’ experience in manufacturing high quality seamless tubes.Product manufacturing process including cold rolled,cold forging,protection gas solution,untra-sonic cleaning,eddy current testing,etc.
|OD||WT||BA ID Roughness||EP ID Roughness||Straightness||Concentricity||Pressure Mpa|
|1/8″ (3.175mm)||0.020″∼0.028″ (0.51mm∼0.71mm)||Ra0.50µm ∼ Ra0.30µm ;the specific detail can be negotiated||Ra0.3µm ∼ Ra0.16µm ;the specific detail can be negotiated||≦0.7mm/M||±0.01mm||54.8|
|1/4″ (6.35mm)||0.035″∼0.039″ (0.89mm∼0.1.0mm)||≦0.7mm/M||34.3|
|3/8″ (9.53mm)||0.035″∼0.039″ (0.89mm∼0.1.0mm)||≦0.5mm/M||22.8|
|1/2″ (12.5mm)||0.039″∼0.0488″ (1.0mm∼1.24mm)||≦0.5mm/M||±0.02mm||24|
|5/8″ (15.88mm)||0.039″∼0.0488″ (1.0mm∼1.24mm)||≦0.5mm/M||21.2|
|3/4″ (19.05mm)||0.0488″∼0.065″ (1.24mm∼1.65mm)||≦0.5mm/M||17.6|
|1.0″ (25.4mm)||0.0488″∼0.065″ (1.24mm∼1.65mm)||≦0.5mm/M||15.9|
Water for injection apparatus
Clean tubes projects
High pure fluid transportation
Solar energy battery panel
Solar energy baseplate
For specific od,wt,length,tolerance and roughness can be negotiated by details’ requriements.