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Urea Service Valves
Urea Service Valves
Douglas Chero S.p.A.
         Stablished in 1974,
         in the industrial area
         of Carpaneto Piacentino, Piacen...
All forged pieces are made
            in ASTM A182/F316L modified
            stainless steel and are bought
            ...
Douglas Chero makes different type
        of urea valves, like block (straight type),
        angle type, piston type and...
4
    Urea Service Valves
Piston check UREA SERVICE -2500 -Full B. -Bolted -RJ




Angle block valve UREA service P.N. 325 Male threaded NPSM




  ...
Set of Block valve for Washing -PN450 -Bolted -SW




Drop Check Valve PN 325 UREA orizontal service                 Verti...
Angle block valve UREA SERVICE 2500 BB RJ            Globe valve UREA SERVICE -2500 -Full B.-Bolted -NPT




"Y"Globe valv...
Microstructure examination




Heat treatment list                    Huey test certificate
All semi-worked pieces are car...
Severe tests are made in order
          to verify the good corrosion
          resistance and microstructure type
       ...
A ferrite check testing report




All the finished pieces are tested in order to verify
the ferrite content, using an adv...
Urea Service Valves   11
REFERENCE LIST

     Country     Customer          Location Plant            Engineering
     CHINA       C.N.C.C.C.      ...
Urea Service Valves
Urea Service Valves
                                uglascher
                              do                   o.
      ...
Douglas chero urea catalogue
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Douglas chero urea catalogue

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Douglas Chero range for UREA application gate, globe and check valves

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Douglas chero urea catalogue

  1. 1. Urea Service Valves Urea Service Valves
  2. 2. Douglas Chero S.p.A. Stablished in 1974, in the industrial area of Carpaneto Piacentino, Piacenza. 20 years experience in Urea Service Valves. The factory covers an area of 30,000 m2 (of which 9,000 m2 are building). Urea Service Valves 1
  3. 3. All forged pieces are made in ASTM A182/F316L modified stainless steel and are bought from approved manufacturers. V Valves can also be made in different materials, according to customer’s requirements. 2 Urea Service Valves
  4. 4. Douglas Chero makes different type of urea valves, like block (straight type), angle type, piston type and drop check, size up to 8” included. Rating: class 2500 LBS, P.N. 325 and P .N. 455. On this page and in the next one, a short view of our facilities. Urea Service Valves 3
  5. 5. 4 Urea Service Valves
  6. 6. Piston check UREA SERVICE -2500 -Full B. -Bolted -RJ Angle block valve UREA service P.N. 325 Male threaded NPSM Angle block valve UREA service P.N. 325 Male threaded NPSM
  7. 7. Set of Block valve for Washing -PN450 -Bolted -SW Drop Check Valve PN 325 UREA orizontal service Vertivcal drop check valve Urea service P.N.325 Male thr.NPSM
  8. 8. Angle block valve UREA SERVICE 2500 BB RJ Globe valve UREA SERVICE -2500 -Full B.-Bolted -NPT "Y"Globe valve UREA SERVICE -2500 -Full B. -Bolted -RJ Angle block valve UREA Service -2500 -Full B. -Bolted -RJ
  9. 9. Microstructure examination Heat treatment list Huey test certificate All semi-worked pieces are carefully heat treated, in order do not remove more that five millimeters on the finished pieces. Heat treatment diagram 8 Urea Service Valves
  10. 10. Severe tests are made in order to verify the good corrosion resistance and microstructure type of the material. Each sample of material is put in a corrosive bath for five cycles, and each cycle lasts 48 hours. At the end of each cycle, the sample is weighed using a scale capable to weigh up four numbers after the zero. At the end of test, the sample is micrographic and metallographic examinated. Urea Service Valves 9
  11. 11. A ferrite check testing report All the finished pieces are tested in order to verify the ferrite content, using an advanced measuring instrument Fisher Ferritoscope type MPE-Fe-GAB1 .3. Certificates of tests are issued, reporting the result of each verification. 10 Urea Service Valves
  12. 12. Urea Service Valves 11
  13. 13. REFERENCE LIST Country Customer Location Plant Engineering CHINA C.N.C.C.C. Beijng Chemical Ex. Direct CHINA C.N.C.C.C. Luoyang Chemical Fert. Direct CHINA C.N.C.C.C. Xuanhua Chemical Fert. Direct CHINA C.N.C.C.C. Yuanping Chemical Fert. Direct CHINA C.N.T.I.C. Nanjing Snamprogetti CHINA C.N.C.C.C. Xuanhua Chemical Fert. Snamprogetti CHINA C.N.C.C.C. Beijng Chemical Ex. Snamprogetti CHINA C.N.C.C.C. Luoyang Chemical Fert. Snamprogetti CHINA C.N.C.C.C. Yuanping Chemical Fert. Snamprogetti CHINA Huainan G.C. Huainan Snamprogetti ARGENTINA Profertil Bahia blanca Snamprogetti/Techint BRAZIL Petrobras Fafen Urea Casale BRAZIL Petrobras Camacari Urea Casale BRAZIL Petrobras Various revamping Urea Casale KUWAIT P.I.C. Debottlenecking & Tecnimont Granular Proj. Mpd-3 PAKISTAN Fauji Fert. Co. Goth Machi Snamprogetti INDIA Tata Chemicals Babrala Snamprogetti INDIA Tata Chemicals Budaun Snamprogetti 12 Urea Service Valves
  14. 14. Urea Service Valves
  15. 15. Urea Service Valves uglascher do o. . www co m certified N° CE-PED-H-DCH001-01-ITA Beijing Office Suite B420, Hui Bin Office Building, No.8 Bei Chen Dong Street Chaoyang District, Beijing 100101, PRC Tel : +0086-10-64993959, 64993955 Fax: +0086-10-64993955 Douglas Chero S.p.A. Factory: Loc. Pradaglie - 29013 Carpaneto P.no (PC) - Italy Ph. 0523.850047 - Fax 0523.850389 E-mail: Q.C. office: qual.vito@douglas-chero.com T Tech. office: utec.guido@douglas-chero.com Comm. office: comm.anna@douglas-chero.com Prod. office: prod.massari@douglas-chero.com 01.2002

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