... supercritical thick wall pipe fittingMaterial :ASTM A335 GRADE P92 ID≤1016.we can also produce according to the customer requirement ... Pipe fittingMaterial: P 208BH,A106B,ASTM A335 GRADE P91, P22 ID≤813.we can also produce according to the customer requirement.5Double ... metal composite pipe fittingMateril: L45+316L,16MnD+316L. ID≤800.we can also produce according to the customer requirement ...