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Zhougang Industrial Park, Jiangning District, Nanjing City


Fluorine-lined lug-type butterfly valve

 Fluorine-lined lug-type butterfly valve

List of Adopted Standards

Subject Adopting Standard Optional Standard
Design & Manufacture & Acceptance ISO 10631-1991 GB/T 12238-1989
Face to Face Dimesion ISO 5752-19B8 GB/T 12221-1989
Flange Connection Standard ISO 7005.2 GB9113-1988
Inspection Sandard ISO/DIN 5208-1987 GB/T 13927-1992
Valve Sign ISO 5209-1987 GB 12220-1989
Operation Connection Standard ISO/DIN 5211-1982 GB 12223-1989
Delivery Standard - GB/T 12252

Material of Main Components

Part name Tree Materials
Valve Body Carbon Steel. Stainless Steel 304. Stainless Steel 316. Stainless Steel 316
Valve disc Carbon Steel + F4, Stainless Steel 304 + F4, Stainless Steel 316 + F4, Stainless Steel 316L + F4, Stainless Steel 304, Stainless Steel 316, Stainless Steel 316L
Valve seat Polytetrafluoroethylene PTFE
Valve stem Stainless Steel 304, Stainless Steel 316, Stainless Steel 316L, Stainless Steel 416

Main External Dimensions and Connection Dimensions

Size H1 H2 4-φd φD L L1 L2 kg
DN40 153 50 20 110 33 30 176 2.5
DN50 163 63 20 125 43 32 176 3.2
DN65 178 72 20 145 46 47 176 4.0
DN80 189 80 20 160 46 65 176 4.5
DN100 213 111 20 180 52 91 215 7.0
DN125 232 124 20 210 56 112 260 9.0
DN150 252 138 23 240 56 146 260 11.0

 

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