... 2Application:in the petroleum, smelting, foodstuff, power, papermaking, chemical, medical equipment, aviation, boiler heat exchanger, and other fields ... clients. Marking: as per customer's requirement.Dimensions, Mechanical properties, Chemical compositions: Refer to relative standard as per clients requirements ... P91)8) 12Cr2MoWTiB(R102)9) A210-C St52.4\St52 STS4910) A335-P1 15Mo3 STPA1211) A335-P2\ ...