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| Model | RQBY1991 |
| Specification | NPS 1-40(DN25-1000) |
| Pressure rating | Class 150 ~2500 (PN16 ~ 420) |
| Basic materials | ASTM A105, A350 LF2, A182 F304,A182 F316,A182 F6A,A182 F51,A182 F53,A182 F55,A564 630(17-4PH),Monel, Inconel. |
| Surface treatment | Electroless nickel plating, hard chromium plating |
| Packing | Wooden case, pallet, container |
| Apply to | Large and medium-sized industrial ball valves in the fields of petroleum, natural gas, water treatment, pharmaceutical and chemical industry, heating, etc |
| Can be produced according to the design and size provided by customers | |
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