| Design Standard: API, ANSI, DIN, JIS, BS, GOST, GB, etc; | ||||||
| Nominal diameter: 1/2'' - 24''(DN15-DN600); | ||||||
| Nominal pressure: Class150 - Class2500 (PN10-PN420); | ||||||
| Main material: WCB, WC6, WC9, LCB, LCC, LC1, LC2, C5, C12, C12A, CF8, CF8M, CF3, CF3M, CF10, CF10M, CF8C, CN7M, 904L, 4A, 5A, 6A, Hastelloy C, etc. | ||||||
| We also can cast and produce the valves according to customers' special requirements. |
| Valve Size (NPS) | Minimum Test Duration(Seconds) | ||||
| Shell | Backseat | Seal | |||
| Check Valve (API 594) | Other Valves | For Valves With Backseat Feature | Check Valve (API 594) | Other Valves | |
| ≤2'' | 60 | 15 | 15 | 60 | 15 |
| 2-1/2''~6'' | 60 | 60 | 60 | 60 | 60 |
| 8''~12'' | 60 | 120 | 60 | 60 | 120 |
| ≥14'' | 120 | 300 | 60 | 120 | 120 |
| Q.What is the protocol for requesting a manufacturing quote from ANTAI? |
| A.Simply call or write to us with your purchase request.Be sure to include all accessories in your request for quote. |
| Q.What are your quality control procedures? |
| A.ANTAI adheres to strict quality control procedures that begin with product design and carry through to the end of the production process using state-of -the-art quality control equipment .As an added measure,all clients receive production samples for approval. |
| Q.How are orders packed and shipped ? |
| A.For custom order,ANTAI can design full-color custom packaging to match your brand ,if requires .Most shipments include boxes packed inside an outer carton and placed on a wooden pallet. |
| Q.Are there any special requirements for OEM purchases? |
| A.Yes.ANTAI requires proof of trademark registration in order to print or emboss your trademark onto the product or packaging. |
| Q.Do ANTAI products come with a warranty ? |
| A.Yes.ANTAI backs our products100%.That's why we offer 3-year product life guarantee ,and a generous1 year warranty on al purchases that begins with the bill of loading. |