material: 10#
standards: JIS G3454, JIS3456, JIS3455, ASTM A106-A,ASTM A179-C, DIN17175,DIN1629-4 and so on
outside diameter:13.7-610mm
wall thickness: ach40,ach80,ach160 and so on
certifications:
1) ISO 9001:2000international quality system certification in2004;
2)API certification os the USA in2008
application: It is usually used in over-heat pipe for low- and mediun- pressure boilers, boiling water pipe and locomotive smoke pipe(big and small).
