Welcome to bestflow industrial co., ltd.

Description

TECHNICAL REQUIREMENT :

    ● Design and Manufacture  Conform to DIN EN 13709 、DIN 3356

    ● Flange dimensions  Conform to EN1092-1 PN16

    ● Face to Face  dimensions Conform to EN558-1 list 1

    ● Testing Conform to  EN12266-1


Specification

No.Part NameMaterial
1BodyGS-C25
2Disk2Cr13
3Seat ring1Cr13/ZCuZn38Mn2Pb2
4Stem1Cr13
5Bellow304/316
6BonnetGS-C25
7PackingGraphite
8Stem nutQAl9-4
9HandwheelSteel


Dimensions data(mm)

DN1520253240506580100125150200250300
L130150160180200230290310350400480600730850
D95105115140150165185200220250285340405460
D1657585100110125145160180210240295355410
D24558687888102122138158188212268320378
b1618181818181820202222242628
n-d4-144-144-144-184-184-188-188-188-188-188-2212-2212-2612-26
f22222222222222
H221221232236245254267283348402456605650720
W140140160160180200220250300350400450500600


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