446 зэвэрдэггүй ган хоолой - Хятад Saky ган
ASTM A312 TP446 Stainless Steel Pipe ASME SA312 TP446 Stainless steel Seamless Pipes and 446 Stainless Steel Pipe Manufacturers. STAINLESS STEEL 446 PIPES SPECIFICATIONS Specifications ASTM A 312 ASME SA 312 / ASTM A 358 ASME SA 358 Dimensions ASTM, ASME and API ERW 446 1/2″ NB – 24″ NB...
