1.Main Parts and Materials & Standards & Test

Parts Name	Material
Body、Bonnet	Cast iron ASTM A 126CL.B + Brass B16/Bronze B62
Disc	Cast iron ASTM A 126CL.B + Brass B16/Bronze B62

*Design and Manufacture standard: MSS SP-71, Face to Face standard:  ANSI B16.10, Flange End standard: ANSI B16.1.
*Nominal Pressure: 250(PSI), Shell Test: 875(PSI), Seal Test: 500(PSI).

2. Drawing & Dimensions

NPS	2	2.5	3	4	6	8
DN	50	65	80	100	150	200
L	266.7	292.1	317.5	355.6	444.5	553.4
D	165.1	190.5	209.55	254	317.5	381
D1	106.43	125.48	144.53	176.28	246.13	303.21

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