German Gate Valve

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German standard flange gate valve introduction: "Z41H, Z41W German standard flange gate valve" professional manufacturer, the [ German standard gate valve ] independently developed and produced by our factory has reliable quality, reasonable price and perfect after-sales service. [ Gate valve ] is widely used in: chemical, petrochemical, petroleum, papermaking, mining, electricity, liquefied gas, food, pharmaceutical, water supply and drainage, municipal, machinery and equipment supporting, electronic industry, urban construction and other fields.  
Product Name Z41H, Z41W German standard flange gate valve
Product Model Z41H、Z41W
Nominal diameter DN50-1200
Pressure Range 1.6MPa-16.0MPa
Valve body material Cast iron, cast steel, stainless steel

German standard flange gate valve overview:

①Inspection standard: DIN3230

②Pressure level: 1.0MPa~16.0MPa

③Product specifications: DN10 ~ 350mm

④Product material: WCB, LCB, WC6, WC9, CF8, CF8M, CF3, CF3M, etc.

⑤Applicable temperature: ≤425℃

⑥Applicable media: water, oil, natural gas, etc.

⑦ Driving mode: electric, pneumatic, hydraulic, gear, etc.

⑧Design standard: DIN3352

⑨Structural length: DIN3202-F4

⑩Connection standard: Flange end dimension standard (DIN2543, DIN2544, DIN2545, DIN2546)

Main features and uses:

1. Compact structure, reasonable design, good valve rigidity, smooth passage, small flow resistance coefficient

2. The sealing surface is made of stainless steel and hard alloy, which has a long service life.

3. Adopt flexible graphite packing, reliable sealing, easy and flexible operation.

4. Driving modes: electric, pneumatic, gear rotation; structural forms: elastic wedge-type single gate, rigid wedge-type single gate and double gate.

5. Widely used in oil and steam pipelines in chemical, thermal, power plants, etc. as opening and closing devices to connect or cut off the medium in the pipeline.

Our company's German standard gate valve series products: German standard cast steel valves, German standard cast steel gate valves, German standard stainless steel gate valves, German standard high and medium pressure gate valves, German standard flange gate valves, German standard electric gate valves, German standard pneumatic gate valves, and German standard wedge gate valves.

Main technical parameters:

Structural form BB-BG-OS&Y
Drive mode Hand-operated
Electric-actuated
Design Standards DIN3352
Structure length DIN3202
Connection flange DIN2543-2547
Testing and Inspection DIN3230

Note: Series valve connection flanges are designed and manufactured according to user requirements.

Product performance specifications:

Nominal pressure (MPa) Shell test pressure (MPa) Sealing test pressure (MPa) Applicable temperature (℃) Use medium
1.6 2.4 1.76 -110~600℃ Water, steam, oil, etc.
2.5 3.75 2.75
4.0 6.0 4.4
6.4 9.6 7.04

Main parts materials and performance:

case GS-C25 1.4308
Valve disc GS-C25 1.4308 1.4408 Monel
Valve stem 13Cr 1.4308 1.4408 Monel F304
Valve disc sealing surface 13Cr 13Cr STL 1.4308 STL 1.4408 STL Monel 1.4308 1.4308 STL
Seat sealing surface 13Cr STL STL 1.4308 STL 1.4408 STL Monel 1.4308 STL STL
case 1.4408 1.4306 1.4301
Valve disc                                
Valve stem 1.4408 1.4306 1.4301
Valve disc sealing surface 1.4408 1.4408 STL 1.4306 1.4306 STL 1.4301 1.4301 STL
Seat sealing surface 1.4408 STL STL 1.4306 STL STL 1.4301 STL STL

1.6MPa Main appearance and connection dimensions:

Pressure level (MPa) PN1.6MPa/F5 series
caliber nn 50 65 80 100 125 150 200 250 300 350 400 450 500 600
L 250 270 280 300 325 350 400 450 500 550 600 650 700 800
H 417 452 530 607 720 790 885 1014 1190 1350 1460 1630 1800 2200
IN 200 280 280 300 350 350 400 450 500 600 600 650 700 800
Weight(Kg) 16 25 30 55 75 98 150 245 353 490 750 985 1063 1390

2.5MPa main appearance and connection dimensions:

Pressure level (MPa) PN2.5MPa/F5 Series
caliber nn 50 65 80 100 125 150 200 250 300 350 400 450 500 600
L 250 270 280 300 325 350 400 450 500 550 600 650 700 800
H 417 452 530 607 720 790 885 1014 1190 1350 1460 1630 1800 2200
IN 200 280 280 300 350 350 400 450 500 600 600 650 700 800
Weight(Kg) 16 31 43 58 82 103 180 265 385 547 835 1050 1130 1500

4.0MPa Main appearance and connection dimensions:

Pressure level (MPa) PN4.0MPa/F5 series
caliber nn 50 65 80 100 125 150 200 250 300 350 400 450 500 600
L 250 290 310 350 400 450 550 650 750 850 950 1050 1150 1350
H 404 456 604 607 720 780 875 1260 1480 1605 1788 1956 2168 2601
IN 200 280 300 350 350 400 450 500 500 600 650 700 700 800
Weight(Kg) 18 32 47 60 95 130 220 290 490 760 900 1250 1450 1700

6.4MPa Main appearance and connection dimensions:

Pressure level (MPa) PN6.4MPa/F5 Series
Size nn 50 65 80 100 125 150 200 250 300 350 400 450 500 600
L 250 290 310 350 400 450 550 650 750 850 950 1050 1150 1350
H 404 456 604 607 720 780 875 1260 1480 1605 1788 1956 2168 2601
IN 200 280 300 350 350 400 450 500 500 600 650 700 700 800
Weight(Kg) 20 35 52 66 103 140 230 300 510 780 940 1300 1600 1850