Backflow Preventer
US$50.00-5,000.00 / Piece
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What is Ductile Iron Reverse Flow Preventer Backflow Preventer Valve

About this Item
Details
Company Profile

Price

Min. Order Reference FOB Price

20 Pieces US$50.00-5,000.00 / Piece

Sepcifications

  • Media Water
  • Temperature Ordinary Temperature
  • Material Ductile Iron
  • Connection Form Flange
  • Structure Swing
  • Pressure Ordinary Pressure
  • Function Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
  • Sealing Form Gland Packings Globe Valve
  • Flow Direction Unidirection
  • Standard JIS/ANSI/GB/DIN
  • Application Industrial Usage, Water Industrial Usage, Household Usage
  • Transport Package Carton and Pallets
  • Trademark OEM
  • Origin China
  • Size DN50 - DN300(2′′ - 12′′)
  • Nominal Pressure Pn 16
  • Temperature Range 0°c ~ 80°c
  • Suitable for Water and Neutral Liquids
  • Connection Standard BS En1092-2
  • Face to Face Standard BS En558-1 Basic
  • Pressure Test Standard BS En12266-1, Ap

Product Description

Product Description NO Size DN L D D1 D2 R t Weight (kg) 1 2″ 50 43 107 65 43.3 28.8 19 2.32 2 2½″ 65 46 127 80 60.2 36.1 20 3.06 3 3″ 80 64 142 94 66.4 43.4 28 4.90 4 4″ 100 64 162 117 90.8 52.8 27 6.30 5 ...

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Backflow Preventer Comparison
Transaction Info
Price US $ 50.00-5,000.00/ Piece US $ 200/ Piece US $ 200/ Piece US $ 1.00-2.00/ Piece US $ 1.00-2.00/ Piece
Min Order 20 Pieces 1 Pieces 1 Pieces 1 Pieces 1 Pieces
Payment Terms T/T T/T, Western Union, Paypal, Money Gram T/T, Western Union, Paypal, Money Gram L/C, T/T, D/P, Western Union, Paypal L/C, T/T, D/P, Western Union, Paypal
Quality Control
Management System Certification ISO 9001, ISO 9000, ISO 14001, BSCI, ASME ISO 9001, GMP ISO 9001, GMP ISO 9001, ISO 9000, ISO 14000, IATF16949, GMP, ANSI/ESD, ASME ISO 9001, ISO 9000, ISO 14000, IATF16949, GMP, ANSI/ESD, ASME
Trade Capacity
Export Markets North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Annual Export Revenue Above US$100 Million US$5 Million - US$10 Million US$5 Million - US$10 Million US$10 Million - US$50 Million US$10 Million - US$50 Million
Business Model OEM, ODM, Own Brand(DVK) OEM, Own Brand(SHF) OEM, Own Brand(SHF) OEM, ODM, Own Brand(LONGVA) OEM, ODM, Own Brand(LONGVA)
Average Lead Time Off Season Lead Time: within 15 workdays
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: one month
Peak Season Lead Time: 1-3 months
Off Season Lead Time: one month
Peak Season Lead Time: 1-3 months
Off Season Lead Time: within 15 workdays
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays
Peak Season Lead Time: within 15 workdays
Product Attributes
Specification
Media: Water;
Temperature: Ordinary Temperature;
Material: Ductile Iron;
Connection Form: Flange;
Structure: Swing;
Pressure: Ordinary Pressure;
Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence;
Sealing Form: Gland Packings Globe Valve;
Flow Direction: Unidirection;
Standard: JIS/ANSI/GB/DIN;
Application: Industrial Usage, Water Industrial Usage, Household Usage;
Size: DN50 - DN300(2'' - 12'');
Nominal Pressure: Pn 16;
Temperature Range: 0°c ~ 80°c;
Suitable for: Water and Neutral Liquids;
Connection Standard: BS En1092-2;
Face to Face Standard: BS En558-1 Basic;
Pressure Test Standard: BS En12266-1, Ap;
Media: Fresh Water, Sewage, Sea Water, Air, Vapor, Food,;
Temperature: High Temperature;
Material: Ci,Di / A126 Cl.B,Gg25,Ggg40, Ggg50,Qt450;
Connection Form: Flange;
Structure: Swing;
Pressure: Pn10-Pn25;Class125-300lb;
Function: Nrvg Silence, Prevent Medium Backflow;
Sealing Form: Metal Hard Seal;
Flow Direction: Reversing;
Standard: En12334,BS5153,Mss-Sp-71,Awwa C508,JIS B2045;
Application: Industrial Usage, Water Industrial Usage, Household Usage;
Size: 11/2"~24"; DN40~DN600;
Valve Bonnet: Bolted Bonnet;
Test & Inspection: BS 6755, En12666-1,API 598;
Valve Test: 100% Quantity Tested Before Delivery;
Test Certificate: En1024 3.1 Certificate, Provide Rt,Mt,PT,Ut;
Company Certificate: API6d/CE/ISO9001/ISO14001;
Brand Name: Shf & OEM;
Special: Nace Mr-0175;
Supplier: Factory Direct;
Valve Guarantee: 18 Months;
Media: Fresh Water, Sewage, Sea Water, Air, Vapor, Food,;
Temperature: High Temperature;
Material: Ci,Di / A126 Cl.B,Gg25,Ggg40, Ggg50,Qt450;
Connection Form: Flange;
Structure: Swing;
Pressure: Pn10-Pn25;Class125-300lb;
Function: Nrvg Silence, Prevent Medium Backflow;
Sealing Form: Metal Hard Seal;
Flow Direction: Reversing;
Standard: En12334,BS5153,Mss-Sp-71,Awwa C508,JIS B2045;
Application: Industrial Usage, Water Industrial Usage, Household Usage;
Size: 11/2"~24"; DN40~DN600;
Valve Bonnet: Bolted Bonnet;
Test & Inspection: BS 6755, En12666-1,API 598;
Valve Test: 100% Quantity Tested Before Delivery;
Test Certificate: En1024 3.1 Certificate, Provide Rt,Mt,PT,Ut;
Company Certificate: API6d/CE/ISO9001/ISO14001;
Brand Name: Shf & OEM;
Special: Nace Mr-0175;
Supplier: Factory Direct;
Valve Guarantee: 18 Months;
Media: Water;
Temperature: Low Temperature;
Material: Stainless Steel;
Connection Form: Thread;
Structure: Check Valve;
Pressure: High Temperature;
Function: Nrvr Silence;
Sealing Form: Bellows Globe Valve;
Flow Direction: Reversing;
Standard: DIN,SMS,ISO,Ds,Idf,Rjt;
Application: Food and Medical Industry;
Machining Tolerance: up to +/- 0.1mm, According to Customer Drawing;
Key Words: Check Valve;
After-Sale Service: Good After-Sale Service;
Color: Silver;
Warranty: 3 Months;
Export to: All Over The World;
Main Material: 304,304L,316,316L;
Advantage: High Quality and Low Factory Price;
Tolerance: It Depends on The Standard;
Surface Treatment: Polishing;
Sample: We Can Provide;
Freight Method: Air/Sea;
Customization: Available;
Business Term: Fob,CIF,CFR;
Delivery Time: 10-20days;
Media: Oil;
Temperature: Ordinary Temperature;
Material: Stainless Steel;
Connection Form: Clamp;
Structure: Check Valve;
Pressure: High Temperature;
Function: Nrvz Silence, Nrvg Silence;
Sealing Form: Bellows Globe Valve;
Flow Direction: Reversing;
Standard: DIN,SMS,ISO,Ds,Idf,Rjt;
Application: Food and Medical Industry;
Sample: We Can Provide;
Key Words: Check Valve;
Tolerance: It Depends on The Standard;
After-Sale Service: Good After-Sale Service;
Color: Silver;
Warranty: 3 Months;
Export to: All Over The World;
Machining Tolerance: up to +/- 0.1mm, According to Customer Drawing;
Main Material: 304,304L,316,316L;
Advantage: High Quality and Low Factory Price;
Surface Treatment: Polishing;
Freight Method: Air/Sea;
Customization: Available;
Business Term: Fob,CIF,CFR;
Delivery Time: 10-20days;
Supplier Name

Dvk International Co., Ltd.

Diamond Member Audited Supplier

Suzhou Shuangheng Valve Co., Ltd.

Gold Member Audited Supplier

Suzhou Shuangheng Valve Co., Ltd.

Gold Member Audited Supplier

Wenzhou Longva Light Industrial Machinery Co., Ltd.

Diamond Member Audited Supplier

Wenzhou Longva Light Industrial Machinery Co., Ltd.

Diamond Member Audited Supplier