1. Stainless steel.
2. AISI-316 (EN10213 1.4408) (ASTM-A351-CF8M).
3. AISI-304 (EN10213 1.4308) (ASTM-A351-CF8).
4. Carbon steel.
5. S-20C (EN10213 1.0619) (ASTM-A216-WCB).
1. Size: 1/2"~12". 2. Rating: ANSI B16.5 class 150l. 3. 2-pc design, full port. 4. Face to face: ANSI B16.10. 5. With mounting pad ISO 5211. 6. 1/2"~4": press handle; 5"~12": round handle. 7. Option: solid ball, hallow ball, welding ball; wrench handle.