| Specifications: | |
| | Size | DN50—DN2000 |
| | Nominal Pressure | PN10/PN16，150-300 Lb |
| | Working Temperature | -40°C~425°C |
| | Suitable Medium | Chemicals,air,water,steam,oil, acids,salts,etc |
| | Standards: | |
| | Design standard | API 609, ANSI B16.34, JISB2064, GB T12238 |
| | Face to Face | ANSIB16.10,JIS B2002,DIN3202,ISO5752, BS 5155 |
| | Flange Drilling | DIN2501 PN10/PN16, ANSI 125/150/300,BS4504,JIS10K |
| | Top Flange | ISO5211 |
| | Test Inspection | API598 |
| | Materials: | |
| | Body | Carbon Steel, Stainless Steel, Alloy Steel,Cr-Mo Steel |
| | Disc | Carbon Steel, Stainless Steel, Alloy Steel,Cr-Mo Steel |
| | Stem | Stainless steel,Cr-Mo Steel |
| | Sealing ring | Stainless Steel+Flexible graphite |
| | Packing | Flexible graphite, Teflon |
| | Drawing: | |
