2205, 2507, 2520, 310S ball valve, gate valve, globe valve, check valve, butterfly valve, strainer.
Tianjin Yibiao valve manufacturing Co., Ltd. provides a variety of 2205, 2507, 2520 (310S), 2507 plus copper, 904L, TA2, CZ100 and other special material valves: ball valves, gate valves, globe valves, check valves, butterfly valves, filters.

| Test pressure (Mpa) | Nominal pressure (Mpa) | Pressure class (Class) | JIS (MPa) | |||||||||
| 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 150 | 300 | 400 | 600 | 900 | 10K | 20K | |
Strength test | 2.4 | 3.8 | 6.0 | 9.6 | 15.0 | 3.1 | 7.8 | 10.2 | 15.3 | 23.1 | 2.4 | 3.8 |
| Sealing test | 1.8 | 2.8 | 4.4 | 7.0 | 11.0 | 2.2 | 5.6 | 7.5 | 11.2 | 16.8 | 1.5 | 2.8 |
| Air tightness test | 0.5-0.7 | |||||||||||
| Operating temperature | PTEE≤150°C PPL E≤300°C Carbon fiber≤350°C | |||||||||||
| Applicable medium | C: water, oil, vapor P: nitric acid (temperature ≤ 200 ℃) R: acetic acid (temperature ≤ 200 ℃) | |||||||||||