API&DIN Hand Knife Gate Valve
The opening and closing component of the knife gate valve is a door, and the direction of fluid movement perpendicular to the direction of the door, the knife gate valve can only be fully opened and fully closed, and cannot be adjusted or throttled. Mainly used in the field of paper, slurry, mining, ect.
CNGW also supply the gate valves as below
Manual Slurry Valve
Sprocket Knife Gate Valve
Electric Knife Gate Valve
Dark Rod Pneumatic Knife Gate Valve
Concealed Rod Knife Gate Valve
Wedge Knife Gate Valve
SIZE RANGE AND PRESSURE CLASS
Size from 2” to 80” (DN50-DN2000)
Pressure from 150LBS (PN6-PN16)
DESIGN STANDARDS
Design / Manufacture as per the standards
API 6D; ASME B16.34; DIN 3357; EN 13709; GB/T12237; BS5351
Face to Face Length (Dimension) as per the standards
ASME B16.10; EN 558-1 Gr. 14 (DIN 3202-F4); DIN 3202-F5; DIN 3202-F7; BS5163
Flanged Dimension according to the standards
ASME B16.5; EN 1092-1; BS4504; DIN2501;
Flanged to ASME B16.5 (2” ~ 24”) and ASME B16.47 Series A / B (26” and above) Clamp / Hub ends on request.
Testing according to the standards
API 598; API 6D; EN 12266-1; EN 1074-1; ISO5208
TECHNICAL FEATURES
Light weight, save material and cost
Compact structure
Small effective space occupied
Reduce the possibility of vibration.
Corrosion resistance
Use flexible packaging for good sealing
PTFE seal upon request.
Effectively remove all kinds of debris medium.
CONSTRUCTION MATERIALS
General Cast Carbon Steel
A216 WCB (WCC, WCA), GP240GH (1.0619/GS-C25)
A105, C22.8/ P250GH (1.0460/1.0432)
Low Temperature Carbon Steel (LTCS), LCB (LCC, LCA), GS-CK25
ASTM A350 LF2, TStE355 / P355QH1 (1.0571/1.0566)
Alloy Steel:
A352 LC1/LC2/LC2-1/LC3/LC4/LC9/, A743 CA6NM
GS-CK16 GS-CK24 GS-10Ni6 GS-10ni14
ASTM A350 LF1/LF3/LF5/LF6/LF9/LF787
High Temperature Steel (Chrome Moly)/Alloy Steel:
A217 WC1/ WC6/ WC9/C5/C12/C12A
GS-22Mo4/ G20Mo5 (1.5419); GS-17CrMo55/ G17CrMo5-5 (1.7357)
ASTM A182 F1, 15Mo3 16Mo3 (1.5415)
ASTM A182 F11, 13 CrMo 4 4/ 13CrMo4-5 (1.7335)
ASTM A182 F22, 10CrMo 9 10 / 11CrMo9-10 (1.7383/1.7380)
ASTM A182 F91, X10CrMoVNb9-1 (1.4903)
Austenitic Stainless Steel/Alloy Steel:
UNS S30400 (S30403) (S30409), A351 CF8/CF3/CF10
G-X6CrNi189/ GX5CrNi19-10(1.4308)
UNS S31600 (S31603) (S31609), A351 CF8M/CF3M/CF10M
GX5CrNiMo19-11-2/G-X6CrNiMo18.10 (1.4408)
UNS S34700 (S34709), A351 CF8C
G-X5CrNiNb189/GX5CrNiNb19-11(1.4552)
AISI316Ti; X6CrNiNo17122/ X6CrNiMoTi17-12-2(1.4571)
ALLOY 20# / UNS N08020, A351 CN7M
ASTM A182 F304 X5CrNi1810/ X5CrNi18-10 (1.4301)
ASTM A182 F304L X2 CrNi 19 11 (1.4306)
ASTM A182 F316 X5CrNiMo 17 12 2 / X5CrNiMo17-12-2 (1.4401)
ASTM A182 F316L X2 CrNiMo 17 13 2 / X2CrNiMo17-12-2 (1.4404)
ASTM A182 F316 Ti X6 CrNiMoTi 17 12 2 / X6CrNiMoTi17-12-2 (1.4571)
ASTM A182 F321 X6 CrNiTi 18 10 /X6CrNiTi18-10 (1.4541)
ASTM A182 F347 X6CrNiNb1810/ X6CrNiTi18-10C (1.4550)
ASTM A182 F44 (6MO) (1.4547)
ASTM A182 F20*(ALLOY 20#)
Ferritic-Austenitic / Duplex / Super Duplex Stainless Steel:
UNS S31803 /S32205 (Duplex2205), A890/A995 GR.4A (J92205) /A351 CD3MN
UNS S32750 (Super Duplex2507), A890/A995 GR.5A / A351 CE8MN (CD4MCu)
UNS S32760, A890/A995 GR.6A (CD3MWCuN)
ASTM A182 F51, X2 CrNiMoN 22 5 3 / X2CrNiMoN22-5-3 (1.4462)
ASTM A182 F52, (1.4460)
ASTM A182 F53, X2CrNiMoCuN 25.6.3 (1.4410)
ASTM A182 F55, X2CrNiMoCuWN 25.7.4 (1.4501)
ASTM A182 F60, (1.4462)
Other materials
Alloy 20 ASTM B462 / UNS N08020
Monel 400 / UNS N04400 ASTM B564-N04400 / A494 M35-1 NiCu30Fe (2.4360)
Nickel Alloy 904L / UNS N08904 X1NiCrMoCu25.20.5 (1.4539)
Inconel 625 /UNS N06625 /ASTM B564-N06625 /ASTM A494-CW6MC
NiCr22Mo9Nb (2.4856)
Inconel 825 /UNS N08825 /ASTM B564-N08825 /A494 CU5MCuC (2.4858)
NiCr21Mo (2.4858)