DIN Seamless steel pipes specifications:
Standards:DIN1629,DIN17175,DIN2139,EN
Steel grades:ST37,ST44,ST52,EN10216,EN10210 and more
Outer diameter:15mm to 1240mm.
                             1/2 to 100 inches
                              DN8 to DN1200
Wall thickness: 1~72mm
Pressure:SCH 5 to SCH 160,STD,XS,XXS
Length:Random length,Fixed length,SRL,DRL.
             R1:4.88~7.62m:
             R2:7.63m ~10.36m;
             R3:10.36~14.36m
Surface treatment:Black painting,oil painting,Galvanized,varnish coating or cusomized.
Heat treatment:Annealed,Normalized,Quencher Temper,Cold finished or customized.
Usage:Fluid transimission.