product specifications
1.OD: 1/2""~72"""
2.THK: 3mm~40mm/ SCH10,SCH20,SCH30,SCH40,STD,SCH80,XS,SCH120,SCH160,XXS
3.Finish: Sand blasting, Antirust paint, Hot dipped galvanizing
4.Material: carbon steel , alloy steel,stainless steel
5.Manufacturing standards
ASME: ASME B16.9, MSS SP75