1. AISI-316/ EN10213 1.4408/ ASTM-A351-CF8M.
2. AISI-304/ EN10213 1.4308/ ASTM-A351-CF8.
3. S-20C/ EN10213 1.0619/ ASTM-A216-WCB.
1. Size: 1/2"~6". 2. Features: (1) Flanged end. (2) Blow-out proof stem. (3) Flange: ANSI B16.5 class 150L/300L. (4) Face to face: ANSI B16.10. (5) Full port. (6) Direct mounting pad ISO 5211. (7) Level operation. (8) Solid ball. 3. Option: locking device(different mound), hollow ball(different mould).