... tees, caps, concentric and eccentric reducersRadius Of Curvature1D-10D Elbow, ANSI,ASME,API5L,DIN,JIS,BS,GBSurface treatmentblack paint, varnish, rust-proof ... :Sch5-Sch160,XXS,XS,STD STANDARDS: ISO. ANSI. JIS. DIN GB/T12459,GB/T13401,ASME B16.91 USE: Petroleum, chemical, power, gas ... :Sch5-Sch160,XXS,XS,STD STANDARDS: ISO. ANSI. JIS. DIN GB/T12459,GB/T13401,ASME B16.91 USE: Petroleum, chemical, power, ...