H71 Check Valve
Size Range: 1/4”~4" (DN10~DN100)
Thickness：0.6~2MM
Standards: GB/T19228.2-2011 CJ/T 152-2016 CJ/T466-2014 EN DIN ASME
Type: A type and B type;
Material: 0Cr18Ni9 SS304 S30408 SUS304 1.4301,,0Cr17Ni12Mo2 SS316 S31603 SUS316 1.4404,SS304L S30403 1.4306 ,SS316L S31603 1.4404.
Ring Gasket Material: CIIR, EPDM,PTFE, Nitrile.
Connection Mode of Socket End: D Type and S Type;
Nominal pressure: PN16; Water pressure test:2.5MPa; Air tightness test pressure: 1.05MPa.
Process:Pipes - Mechanically formed；
Surface Treatment: Vibration polishing，Magnetic polishing，Pickling;
Product Marking: LOGO-OD-W.T-Material (Can mark the customers LOGO and mark according to customers requirement.);
Packing: Plastic bags+ Cartons + Wooden Case;
Certificates: GB/T19001-2016,ISO9001:2015,CE, Sanitary License ;
Brand: LIANHE
Medium: Drinking water(Cold water, hot water.), wastewater, industrial water, Oil, gas.
Application: Engineering projects, Ships, Commercial Buildings, Residential Buildings, Hospitals, Hotels, Environmental Protection, Heating, Air conditioning, etc
Application of all kinds of piping system including Water piping system, Gas piping system, Direct drinking water piping system, Environmental protection piping system, Steam piping system, Heating piping system, Air conditioning piping system, Industrial water piping system and so on;
Product Advantages:
1.High resistance strength;
2.Corrosion resistance;
3. Long service life;
4.Low flow resistance;
5.Good seismic performance;
6.BABSL;
7.The environmental protection;
8.Easy to install;
9.Suitable for embedded installation;
10. Low comprehensive cost;
11.Wear-resisting;
12.Health;
13.Good sealing performance, no leakage
Test Items:
Hydrostatic test, Airtight test, Pressure test, Negative Pressure test, Drawing Test, Temperature change (cold and hot water cycle) test, Hydrostatic bending and Torsion test, Hydrostatic vibration test, Hydrostatic impact test.
Delivery inspection: Material, Surface, Size, Hydrostatic test, Airtight test;
Factory inspection Report and Certificates:
EN 10204/3.1B-MTC
Raw material inspection certificate.
100% Radiography Test Report
Hydraulic seal test report.
Thread inspection report
Third Party Inspection Report, etc
Matching gasket applicable temperature range: -20℃~110℃
Product Quality Control:
We have QC person stay on the production lines do to the inspection. All products must have been inspected before delivery. we do online inspection and final inspection.
1.Raw material outside diameter thickness material inspection;
2.The length and end of raw materials shall be inspected after cutting;
3. After machine processing, the socket, outside diameter and thickness are checked;
4.The weld size surface shall be inspected after welding forming.
5. After heat treatment, the surface, size and socket shall be inspected.
6.After surface treatment, check whether the surface is qualified.
7.100% Hydraulic air tightness test.
8. Marking and Packaging inspection.
Production Equipment: 1 Laser cutting machine,1 Vibrator machine, 1 Bench drill,1 Column hydraulic press, 1 Frame hydraulic press, 1 Hydraulic high speed punching machine, 1 Hydraulic tee drawing machine, 1 Automatic argon arc welding machine,1 Automatic hydraulic pipe bender, 1 Laser typewriter, 1 1 CNC lathe,1 Packaging machine and other equipment.
HS Code: 7307230000
Payment Term: 30%TT Advance Payment+70%TT Payment Before Delivery. ( Note: Specific can be discussed.)
Available via T/T, Western Union, Paypal Etc. Payment for goods.
Shipping Terms: EXW, FOB,CFR,CIF,DDP,DDU.
We can provide shipping by sea, by air and by express.
MOQ: 5~10PCS, There are 5000PCS in stock for each product and each size. Can support delivery at any time.
Free Samples: Yes,Samples are available free of charge. But the express delivery fee is not covered.
Quotation Time: Within 3 hour.
Delivery Time: Products of regular size 3~7 days. 25 days for production.
Price validity: 3~7 days, according to the market.
After-Sales Service: Our quality warranty period is 1year. Any quality problem will be solved to customer satisfactions.
Our Services
1. Good knowledge on different market can meet special requirements.
2. Real manufacturer with our own factory located in ***********Wenzhou China
3. Strong professional technical team ensure to produce the top quality products.
4. Special cost control system ensure to provide the most favorable price.
5. Abundance of press fittings production and sales management.
Place of Origin: Wenzhou,China
