1 name:steel pipes for ship 2 material:DN1600,DN1626,Q195-345,20#-45# ... 4 OD:24.5-1200mm 5 EN,BV name:steel pipes for shipmaterial:DN1600,DN1626,Q195-345,20#-45# etc.thickness ... :ISO,BVpull strength:420 yield(≥Mpa):300LengthAs per client requirementUsagePetrol,gas,water pipe,construction,chimney potProcessing techniqueThreading,coupling,necking,punching .etc ...