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| Manufacturing Std. |
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BS 1868 / API 6D |
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| Face to Face |
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ASME B 16.10 |
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| End Connection |
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Flanged Ends to ASME B16.5 RF |
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Butt Weld Ends to ASME B16.25 |
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| Inspection and Testing Std. |
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BS 6755 |
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| Body |
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ASTM A 216 Gr WCB / Cast Iron / CF 8 / CF 8M |
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| Cover |
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ASTM A 216 Gr. WCB / Cast Iron / CF 8 / CF 8M |
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| Hinge |
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ASTM A 216 Gr. WCB / Cast Iron / CF 8 / CF 8M |
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| Seat Ring |
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SS 13 % Cr. / SS 304 / SS 316 |
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| Disc |
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SS 13 % Cr. / SS 304 / SS 316 |
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| Back Seat |
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SS 13 % Cr. / SS 304 / SS 316 |
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| Gasket |
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Compressed Asbestos Fiber / SS 304 Spiral Wound with CAF |
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| Gasket |
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Compressed Asbestos Fiber / SS 304 Spiral Wound with CAF |
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