Type 58B

John Crane Type59B Replacement

Mechanical seal Type 59B with PTFE wedge,Mutil-Spring, balanced construction. It is suitable for use with corrosive fluid media, such as typically corrosives, and chemicals.

Features
  Mutil-Spring, Unbalanced, PTFE wedge construction.
  Rotary seat with a snap ring holds all parts together in a unitised design which eases installation and removal
  Torque transmission by set screws,
  Conform with EN12756  standard
 
 
Stationary Seat

Standard Stationary Seat: T7BP

T7BP equivalent to John Crane BP

 
Recommended Applications
  Chemical industry
  Industry pumps 
  Process Pumps
  Oil refining and petrochemical industry 
  Other Rotating Equipment
Operating range

Shaft diameter: d1=18…100mm
Pressure: p=0…5.2Mpa(754psi)
Temperature: t = -40 °C ..+200 °C(-40°F to 392°F)

Sliding velocity: Vg≤25m/s(82ft/m)

 

Notes: The range of preesure,temperature and sliding velocity is depend on seals combination materials

Detailed parameters

Frequently Asked Question

Yes. The address is in Wenzhou, Zhejiang. We have been committed to provide professional solutions for the
printing and Machinery manufacturing industry for 15 years.

Yes, you can get free samples.
If the sample need to be customized, it should be paid for the sample.

We will offer you the best price quote after we get the product specifications such as size, material, shape, color, quantity,
surface finishing, etc.

Quality is priority. we always attach great importance to quality controlling

  from the very beginning to the very end. Our factory has gained ISO9001 

  authentication.

7-15 days after confirm all details.

By express like DHL, UPS, TNT, FedEx etc, about 3-7 days. By sea about 15-35 days.

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