Ningbo Yongxing Machinery & Valve Manufacture Co., Ltd.
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Payment Terms: | T.T or L/C at sight |
Place of Origin: | Zhejiang, China (Mainland) |
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S/N | Description | Materials | Assy Qty | |||||
Type A | Type B | Type C | Type D | Type E | Type F | |||
1 | body | A105+ Zn plating | LF2+ Zn plating | 4140+ Zn plating | 304 | 316 | F51 | 1 |
2 | bolt | 410/420 | 410/420 | 410/420 | 410/420 | 410/420 | 410/420 | 1 |
3 | steel ball | 440C | 440C | 440C | 440C | 440C | Monel | 1 |
4 | flat round rivet | 300 | 300 | 300 | 300 | 300 | 300 | 1 |
S/N | NPT thread size | Type | Size | Material size | |
L | ΦA | S | |||
1 | 1/4"-18NPT | DSV1-C | 35 | φ4 | S17(14) |
2 | 3/8"-18NPT | DSV1-D | 35 | φ4 | 19 |
3 | 1/2"-14NPT | DSV1-E | 35 | φ4 | 22 |
4 | 3/4"-14NPT | DSV1-F | 35 | φ4 | 27 |
5 | 1"-111/2NPT | DSV1-G | 45 | φ4 | 34 |
Item | Parameters | Remarks |
Shell liquid test pressure | 35~135MPa | No leakage under the pressure in 3 minutes |
Seal liquid test pressure | 35~135MPa | No leakage under the pressure in 3 minutes |
Gas test pressure | 0.6MPa | No leakage under the pressure in 3 minutes |
Suitable temperature | -50℃~200℃ | according to material properties |
Suitable medium | liquid or gas |