1. Main parts and materials & Standard & Testing

Parts Name	Material
Body、Bonnet	Cast Irons ASTM A126 CL.B
Disc	Cast Iron ASTM A126 CL. B+Bronze B62/Brass B16/Stainless Steel 2Cr13
Stem	Brass B16/Stainless Steel 2Cr13
Seat Ring	Bronze B62/Brass B16/Stainless Steel 2Cr13

*Design and Manufacture: MSS SP-70; Face to Face standard: ANSI 16.10; Flange End standard: ANSI 16.1.
*Nominal pressure: 125PSI; Shell test: 350PSI; Seal test: 200PSI.

2. Drawing & Dimension

NPS	2	2.5	3	4
DN	50	65	80	100
L	136.65	168.15	177.8	203.2
H	374.65	357.12	441.45	544.58.

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