Products name: GOST 17375 st.20 carbon steel elbow

1, Products: 90 Deg. LR Elbow, 90 Deg. SR Elbows, 180 Deg. LR Elbow,

180 Deg. SR Elbow, 45 Deg. LR Elbow, 45 Deg. SR Elbow
2, Thickness: SCH20, SGP, STD, SCH40, XS, SCH80, SCH160, XXS       

3, Dimension: 1/2" to 72"
4, Material: steel 20, Q235, 16Mn

5, Packing: wooden cases, wooden pallets, cartons and in bulk
6, Standard: GOST

7.It can be stamp on elbow.