Large Gate Valve


We’ve been committed to offering a competitive rate, outstanding merchandise of good quality, too as fast delivery for 36 Inch Gate Valve & 30 Inch Gate Valves, Wafer Swing Check Valve, and Trunnion Ball Valve, Wafer Butterfly Valve, and Dual Plate Valve. We will endeavor to maintain our great reputation as the best product supplier in the world. If you have any questions or comments, please contact us freely. The product will supply to all over the world, such as in Europe, America, Australia, Indonesia, Holland, Cancun, and Jakarta. We’ll supply much better products with diversified designs and expert services. We sincerely welcome friends from over the world to visit our company and cooperate with us on the basis of long-term and mutual benefits.

Description of 30 Inch Gate Valve & 36 Inch Gate Valve

ZECO can produce the biggest gate valve size of 30 inch & 36 inch, however, also has a history of gate valves, when the Kelamayi oil field project needs a gate, in China, there are 30 inch & 36 inch gate valve molds had very few, but ZECO with courage and strength following the list, with ZECO technology with China valve association general technical consultant is in the same year the relationship between the other disciples, two people day and night to discuss research close to each other for a month, finally to finalize the design the 30 inch & 36 inch gate valve drawing and follow-up mold development and production processes, and eventually complete delivery. ZECO has the ability and strength to complete larger-size gate valves to meet the needs of users all over the world. If you have special customized requirements, please do not hesitate to contact us.

Standards of 30 Inch Gate Valve & 36 Inch Gate Valve

Design Standard API 6D, ASME B12634
Face to Face ASTM B16.10, API 6D
End Flange Dimensions ASME B16.5, MSS SP44
Inspection & Test API 598, API 6D

Features of 30 Inch Gate Valve & 36 Inch Gate Valve

  • Sizes – 30″ & 36″
  • Flange ends comply with ASME B16.10
  • Double disc parallel seat with a four-point wedging mechanism
  • Non-rising stem (NRS) & (Outside Screw and Yoke) OS&Y
  • 2” square wrench nut – open left or open right
  • 150 PSIG (1000 kPa/10 barg) maximum working pressure; 300 PSIG(2100 kPa/21 barg) test pressure
  • Designed for potable water applications

Material of 30 Inch Gate Valve & 36 Inch Gate Valve

No Part Material
1 Body ASTM A216 WCB
2 Seat Ring ASTM A105 + STL
3 Wedge ASTM A216 WCB + STL
4 Stem ASTM A276 410
5 Bonnet Gasket Graphite + SS304
6 Bonnet Bolt ASTM A193 B7
7 Bonnet Nut ASTM A194 2H
8 Bonnet ASTM A216 WCB
9 Backseat ASTM A182 F6a
10 Stem Packing Reinforced Graphite
11 Gear Actuator KTH330-08

ZECO Valve also manufactures small gate valves such as 2 inches gate valves & 1 inch gate valves, if you need 1 inch gate valve price you can also contact us.

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