API 6D swing check valve class 600
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API 6D swing check valve class 600

  • Item No.:  18"H44Y-600#
  • Export Markets:  Worldwide
  • Packing:  plywood cases
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  • Description
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We supply API 6D swing check valve class 600 with cheap price, nice quality and fast delivery. Our check valves are primarily fully opened or fully closed and also available standard bore design, with features of bolted bonnet, renewable seat or welded seat ring.

Standard specification.
Design and manufacture: BS 1868, API 6D, ASME B16.34
Stainless steel check valve: API 603;
Inspection and Test: API 598.
End flange dimension: ASME B 16.5 ( for NPS≤24);
ASME B 16.47 series B, API605 or ASME B 16.47 series A, MSS SP-44(for NPS>24).
BW end dimension: ASME B 16.25.
Socket-weld dimension: ASME B 16.11.
Face to face and end to end:ASME B 16.10.
Pressure-temperature ratings:ASME B 16.34.

Performance Specification For BS1868 swing check valve

Technical Specification

ANSI Class (Lbs)

150

300

400

600

900

1500

2500

Test Pressure

(MPA)

Shell Test

2.94

7.67

10.2

15.3

22.98

38.3

63.83

Seal Test

2.16

5.62

7.48

11.23

16.85

28.08

46.81

Air Test

0.55+/-0.07

Applicable temperature: -196 C degree to 600 C degree
Note: please choose different materials for different working conditions.
Application: Common type: water, steam, oil, liquid gas, natural gas etc
Anti-sulphur type: gas oil etc which contains h2s, co composition.

As usual, class 150 to class 900 check valves are usually used to bolted cover, class 1500 to class 2500 check valves are usually used pressure seal cover design.

Besides the general check valves, our company also can make cryogenic check valve .

Body: A216 WCB, A352 LCB, A217 WC6, WC9, C5, C12, A351 CF8, CF8M, CF3, CF3M
Bonnet: A216 WCB, A352 LCB, A217 WC6, WC9, C5, C12, A351 CF8, CF8M, CF3, CF3M
Gasket: Spiral wound 304SS+graphite
Disc: A216 WCB+13Cr, A352 LCB+13Cr, A217 WC6+STL, WC9+STL, C5+STL, C12+STL, A351 CF8+STL, CF8M+STL, CF3+STL, CF3M+STL
Seat: A105+13Cr, A105+STL, F11+STL, F22+STL, F5+STL, F9+STL, F304+STL, F316+STL etc
Bolts and nuts: A193 Gr B7/A194 Gr 2H, A193 Gr B16/A194 Gr 4/7, A320 Gr L7/A194 Gr 4, A193 B8/A194 8, A193 B8M/A194 B8

Also we can make the different trim material according to API trim chart, likely monel, hastelloy C, inconel, alloy 20 and so on.



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