1.ASTM A335 2.seamless steel pipe 3.class:T11 T12 T22 P22 4.for high temperature service

ASTM A335 pipe 

ASTM A335
T11&T12 (MM)	T22&P22(MM)
25*2.5	25*2.5
57*3.5	57*3.5
159*6	159*6
273*10	273*10

  We offer more grades and size according to mutual agreement .

A335 T11 T12 T22 P22 high alloy pipe