... : 301,321,304,304L,316,316L,317,317L 3) Standard: ASTM/AISI/DIN/JIS 4) Size: DN1tee (equal tee, pipe fitting ... ) Grade: 301,321,304,304L,316,316L,317,317L3) Standard: ASTM/AISI/DIN/JIS4) Size: DN10 - DN1,200mm stainless steel thread ... company adopts the spectrocmparator imported from Swiss to guarantee the chemical composition of the material of its products We hope to cooperate ...