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Your Are On ：Home >> Steel liner products >> Steel Lining Valve >> Steel Lining butterfly Valve

Product Name：Steeel lining butterfly valve D371

Lining Material：PTFE、PFA、FEP、PVDF、PO、PP、PE
Type： D371F4 D371PFA D371F46 D371F2 D371PO D371PP D371PE

Detailed description

Standard

Design and manmfacture GB12238、API609、MSSSP67
Face to face dimensions GB12221、API609、DIN3202、
Flange size GB9113、ANSIB16.5、API1605、MSSSP44、DIN2501、JISB2212
Main material GB12229/WCB、ASTM A216WCB
Lining detection HG3704
Pressure test GB13927、API598

Parts Name Gray cast iron Cast Stainless steel Low carbon stainless steel
Z C P R PL RL
Body HT250 WCB CF8 CF8M CF3 CF3M
Disc WCB WCB CF8 CF8M CF3 CF3M
Stem 1Cr13 2Cr13 1Cr18Ni9Ti 1Cr18Ni12M02Ti 00Cr18Ni10 00Cr17Ni14Mo2
Lining/Seat PTFE(F4)、PFA、FEP(F46)、PVDF(F2)、PO、PP、PE
O-ring FPM
Bolt 35 35 1Cr17Ni2 1Cr17Ni2 1Cr18Ni9Ti 1Cr18Ni9Ti
Nut 45 45 0Cr18Ni9 0Cr18Ni9 0Cr18Ni9 0Cr18Ni9
Handlweel ZL101

Materials and operating temperature

Body material Operating Temperature℃ Maximum working pressure Jointing Method
DN40-DN150 DN200-DN350 DN400-DN500 DN600
FEP -30～120 PN12 PN11 PN10 PN8 Connect the clip
PTFE -30～120 PN12 PN11 PN10 PN8 Connect the clip
PFA -30～120 PN12 PN11 PN10 PN8 Connect the clip
PVDF -30～120 PN12 PN11 PN10 PN8 Connect the clip
PP -20～95 PN12 PN11 PN10 PN8 Connect the clip
PO -20～65 PN12 PN11 PN10 PN8 Connect the clip
PE -40～65 PN12 PN11 PN10 PN8 Connect the clip

Nominal dimension GB Weight
DN(mm) NPS(inch) PN1.0(MPa)Standard Value Reference Value
L D K d f c n-Φl Z H Kg
700 28 165 895 840 794 6 34 24-Φ30 360﹡ 675 320
800 32 190 1015 950 901 6 36 24-Φ33 360﹡ 805 395
900 36 203 1115 1050 1001 6 38 28-Φ33 380﹡ 995 450
1000 40 216 1230 1160 1112 6 38 28-Φ36 400﹡ 1170 680
1200 48 254 1455 1380 1328 6 44 32-Φ39 400﹡ 1295 825

Nominal dimension DIN Weight
DN(mm) NPS(inch) PN1.0(MPa)Standard Value Reference Value
L D K d f c n-Φl Z H Kg
700 28 165 895 840 794 6 34 24-Φ30 360﹡ 675 320
800 32 190 1015 950 901 6 36 24-Φ33 360﹡ 805 395
900 36 203 1115 1050 1001 6 38 28-Φ33 380﹡ 995 450
1000 40 216 1230 1160 1112 6 38 28-Φ36 400﹡ 1170 680
1200 48 254 1455 1380 1328 6 44 32-Φ39 400﹡ 1295 825

Nominal dimension ANSI、API Weight
DN(mm) NPS(inch) 150Lb/PN2.0(MPa)Standard Value Reference Value
L D K d f c n-Φl Z H Kg
700 28 165 920.5 863.6 800 6 48 28-Φ35 360﹡ 675 320
800 32 190 1043 978 914 6 54 28-Φ41 360﹡ 805 395
900 36 200 1057 1010 1022 6 59 44-Φ26 380﹡ 995 450
1000 40 251 1175 1120.6 1124 6 67 44-Φ29 400﹡ 1170 680
1200 48 276 1511 1422 1359 6 78 44-Φ41 400﹡ 1295 825

 

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