Body：A105,F304,F316,F304L,F316L,F310,F1,F11,F22,LF2,LF5,LF9 and other material
Bonnet：A105,F304,F316,F304L,F316L,F310,F1,F11,F22,LF2,LF5,LF9 and other material
Stem：SS410, F6a,SS304,SS316,SS304L,SS316L,17-4PH,XM-19 and other material
Ball：A105,F304,F316,F304L,F316L,F310,F1,F11,F22,LF2,LF5,LF9,F6a and other material
Seat ring: A105,F304,F316,F304L,F316L,F310,F1,F11,F22,LF2,LF5,LF91 and other material
Spring:60Si2Mo,17-7PH,X-750 and other material
Gasket:PTFE,PPL,304+Graphite, 316+Graphite,304L+Graphite,316L+Graphite and other material
Bolt:A193 B7 ,A320 B8,A193 B8M,A320 L7, A193 B16 and other material
Nut:A194 2H,A194 8,A194 8M,A194-4,A94-7 and other material
Padding: Graphite and other material
Gland: A105,F304,F316,F304L,F316L,F310,F1,F11,F22,LF2,LF5,LF9 and other material
Seal Ring：Graphite
Positioner：A3,SS304 and other material
Lever:WCB,WCB+1025,SS201 and other material
Circlip for shaft：65Mn,SS304,SS316 and other material
Overlay：STL,WC,Ni55，Ni60，CRC and other material
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