1.carbon steel pipe caps 2.size from DN15 to DN600 3.material of 10# , 20# , st45.8 , Q235 , a234-wpb steel pipe capssize ... : DN15--DN600Thickness: sch , std , xs , xxs or any specialmaterial : 10# , 20# , Q235 , St45.8 , A234-WPB ect.Packing : black ... /T , L/Ccontact person : Ms. Haphry Wu ; Mobile: 0086-13963583000 low carbon steel pipe caps