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Pressure relief valve for root blower
  • Pressure relief valve for root blower
Unit Price: 70~2000 USD
Min. Order: 1 Set/Sets
Packaging: Plywood Cartoon
Productivity: 1000 sets per mouth
Brand: STMC,Sino Touch
Transportation: Ocean,Land,Air,Express
Place of Origin: Yantai,China
Supply Ability: 1000 sets per mouth
Certificate: ISO9001
HS Code: 84814000
Basic Info

Model No.: st-sv1.0

Product Description Safety Pressure Relief Valve Performance:
  • The allowable tolerance of the set pressure: <+/-3% of the set pressure
  • Overpressure:<10% of the set pressure
  • Blowdown:<15% of the set pressure
  • Tightness: the valves have good seat tightness, conforms to API527

Hydraulic Safety Valve Features:
  • The solid nozzle screws into the body. its maintenance is easy
  • The shape of the disc holder has been designed to enhance the effect of the fluid thrust for an instant lift of the disc
  • Blowdown control is provided with adjustable nozzle ring only
  • The adequate materials and clearance between disc holder and guide, spindle and adjusting screw assures disc to lift successfully.
  • The surface of both the disc and the nozle seat is depsited with STL. Excellent flatnes and surface finish of the seating surfaces by precision machining and lapping assure Safety valve to have high degree of seal tightness and long usage
  • The bllows of balanced bellows safety valve not only can avoid and effect of variable back pressure in the system, but also can protect spring and other trim components from corrosive media
  • The choice of material is careful. The manufacture of the spring and the bellows has strict technological process. Each of them is tesed and checked strictly.

Safety Relief Valve Specifications
  • Safety Dump Valve/pressure safety valves, angle type
  • Full lift safety valve
  • Standard safety valve for boiler, open bonnet,
  • metal to metal seated, with plain type lifting device,
  • Inlet: Flanged connection acc. to ANSI B16.5
  • Outlet: Flanged connection acc. to ANSI B16.5
Safety Pressure Relief Valve Safety Valve
Safety Valve Applications
  • Provided as safety device for protection against excessive pressure in pressure vessels.
  • Approved for gases, vapours and fluids
  • Working temperatures: Lower than 300°C
  • Standards Compliance
  • Design and Manufacture: API RP 520
  • Face to Face(end to end): API 526
  • Test and Inspection: API 527

Safety Valve Products Materials for main parts
NO Name of part Materials A48Y-C Materials A48Y-P Materials A48Y-R
1 Body WCB 304 316
2 Nozzle 2Cr13/ 304 304 316
3 Adjusting Ring 2Cr13/ 304 304 316
4 Disc 2Cr13/ 304 304 316
5 Guide sleeve 2Cr13/ 304 304 316
6 Bonnet ZG230-450 ZG230-450 ZG230-450
7 Spring 50CrVA 50CrVA 50CrVA
8 Stem 2Cr13 304 316
9 Adjusting bolt 45 2Cr13 2Cr13
10 Cap ZG200-400 ZG200-400 ZG200-400
Sealing surface of material "Y" depositing stellite

Ghana Natural ResourcesSudan Smrc

Yantai Sino Touch Mining & Construction Equipment Co.,Ltd

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We are located in Yantai, Shandong Province, China, and have done a lot of GOLD EPCM in Sudan, Ghana, Myanmar, Malaysia, Uganda, Zimbabwe etc.

We are professional for gold CIL, CIP, Heap leaching, Gravity selection etc, providing not only mining equipment, but also all the mining spare parts. 24 hours online 008615106533168 (WhatsApp also)

Company Info
  • Company Name: Yantai Sino Touch Mining & Construction Equipment Co.,Ltd
  • Representative: Mr.Matthew
  • Product/Service: Mining Epcm , Mining Equipment , Mining Spare Parts , Steel Ball , Slurry Pump , Belt Conveyor
  • Capital (Million US $): 2000000RMB
  • Year Established: 2018
  • Total Annual Sales Volume (Million US $): US$5 Million - US$10 Million
  • Export Percentage: 91% - 100%
  • Total Annual Purchase Volume (Million US $): Below US$1 Million
  • No. of Production Lines: 6
  • No. of R&D Staff: 5 -10 People
  • No. of QC Staff: 5 -10 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 10,000-30,000 square meters
  • Factory Location: No.300 Changjiang Road, ETDA, Yantai, Shandong Province, China
  • Contact Person: Mr. Matthew Zhu
  • Tel: +86-535-2431606
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