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| Size/Rating | NPS 1~48/Class 150~1500 |
|---|---|
| Body Materials | A105N,F304,F304L,F316,F316L,A350 LF2, etc, Forged Steel |
| Design Standard | API 608, API 6D |
| Face to Face | API 6D, ASME B16.10, JIS B2002 |
| End | Butt Welding, Flange |
| End Dimension | ASME B16.25, ASME B16.5, MSS SP-44/ASME B16.47 |
| Test & Inspection | API 598, API 6D |
| Actuator | Handle, Gear, Electric, Pneumatic |
| Notes | The size of valve flange and butt-welding terminal can be designed according to the customer's requirement. |
The fully welded ball valve is welded by forged steel. The forging materials are subjected to ultrasonic examination according to ASME nondestructive flaw detection requirements. The welding slope in the connection face is subjected to liquid penetration examination.
Certain corrosion allowance is left for the body wall thickness. The carbon steel stem, fixed shaft, ball, seat and seat ring are subjected to chemical nickel plating according to ASME B733 and B656/. In addition, various corrosion-resistant materials are available for users to select.
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