Sanitary pipe and seamless pipe with DIN 11850, 3A,SMS3008,ISO1127,BS4825-1,ASME BPE, GB/T17395 standards, custom polished. Sanitary stainless steel pipe & seamless stainless steel tube304L stainless steel tube, high quality stainless steel pipe, precision Standards: DIN 11850, 3A,SMS3008,ISO1127,BS4825-1,ASME BPE, GB/T17395 standards, Material: DIN standard in 1.4301,1.4307,1.4401,1.4404 Surface ...