The Trusted Manufacturer of High Pressure Hydraulic Valves

QJH Shut-off Ball Valve

The QJH High-Pressure Shut-Off Ball Valve features a compact structure, reliable performance, and a clean, durable design.

It is manufactured with a forged steel body, while the sealing ring is made of self-lubricating engineering plastic, ensuring excellent sealing performance and high-pressure resistance. The handle operation is smooth and comfortable for easy control. Both the ball core and valve body surfaces are treated for corrosion resistance.

Suitable for hydraulic systems using oil or water-based emulsions, it is available with multiple connection types, including male thread, female thread, flange, and plate mounting. Stainless steel versions are also available.

​Model Description

  1. Name Code: QJ Ball Core Check Valve
  2. Nominal Pressure: H – 31.5 MPa
  3. Nominal Diameter: 10 – 100 mm
  4. Connection Types: B – Plate Connection; NL – Internal Thread Connection; WL – External Thread Connection; F – Round Flange Connection; F1 – Welded Flange Connection

Overall Dimensions

Size of QJH Shut off Ball Valve
ModelLBCL1L2L3L4HΦ1Φ2Φ3Φ4
QJH-10B8054406045231238Φ7Φ10Φ16Φ10
QJH-15B9160466052262042Φ9Φ15Φ20Φ13
QJH-20B108705470603021.550Φ11Φ20Φ25Φ15
QJH-25B12577608072333055Φ11Φ25Φ32Φ16
QJH-32B1611007212099372375Φ13Φ32Φ40Φ19
QJH-40B18712290150112432090Φ17Φ40Φ50Φ25
ModelDMLD1D2L3L4HL2
QJH-6WLM16X1.570611121.427110
QJH-10WLM22X1.5861016141.837110
QJH-15WLM30X1.5961525161.840145
QJH-20WLM36X21121830182.455155
QJH-25WLM42X21222235202.461155
QJH-32WLM52X21453040222.472210
QJH-40WLM60X21623650242.490225
ModelDMLD1L3HBh1LO
QJH-6NLM16x1.568 10 27 24 65 110 
QJH-10NLM18x1.576 10 14 37 34 72 110 
QJH-15NLM27x288 15 16 46 44 74 145 
QJH-20NLM33x2102 18 16 55 48 96 155 
QJH-25NLM42x2116 22 20 61 58 116 155 
QJH-32NLM48x2129 30 20 72 68 141 210 
QJH-40NLM60x2147 36 24 90 80 165 225 
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