proportional safety valve from China manufacturer - Luofu Group-Zhejiang Lidejia Valve Co., Ltd.

Payment Terms:	T/T,L/C
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Means of Transport: by sea /air

Delivery Date: within 30days

Certificate: API,ISO,CE

Production Capacity: 1000pc/month

Brand Name: LDJ

Export Area: Europe,USA,Asia,African

Productivity:1000pc/month;Min. Order:1 set;Transportation:by sea /air;DeliveryDate:within 30days;PaymentType:T/T,L/C;Trademark:LDJ;Certificate:API,IS

More Product Parameters:
A) The allowable tolerance of the set pressure:≤±3% of the set pressure.
B)Overpressure:≤10% of the set pressure.
C)Blowdown:≤ 10% of the set pressure .
D)Tigtness: The valve have good seat tightness ,conforms to API Std 527.

Specifications:
1.The soft seat design provides good seat tightness before and after each relief cycle.
2.The system can be operated nearer set pressure without valves leakage.
3.No more overpressure required for full lift of main valve.
4.Proper valve operaion and lift are unaffected by back pressure.
5.Quick simple verification of set pressure while valve remains in service.

More products description :
It's serviced in the circumstance where the heat preservation of fluid is needed,such as the equipment of polyester,ethylene,urea,etc. Body including inlet and outlet flange is heat preserved ,so the effect is very well.The function of vapor flushing can be added,if needed.Balanced bellows construction protects set pressure from being affected by variable back pressure ,and the parts in bonnet,such as spring ,from being corroded.The standard materials for the inside parts(Valve clack,valve seat)are all austenitic stainless steel and bead welding cobalt-base hard ally.