For boiler using.
-45¡ãc impact test, and the minimum j is 27.
ASTM A 333 gr.6 steel pipe.
Bunlding, coating, protection caps.
Heat treatment :normalized and tempratured ASTM A 335 P11.
bundling, coating and protection caps.
EN 10210-1 S355J2H Steel pipe
impact test at -20¡ãC£¬ and minimum J is 27.
bundling, coating and protection caps.