300LB DN40 F304 RF Flanged Forged Check Valve
Our company strives to become a leading enterprise in the Full Bore Lubricated Plug Valve, Diaphragm Valves, Forged Globe Valves industry based on the tenet of winning the market with high-quality products and winning customers with a first-class after-sales service system. Our company uses high-tech talents, advanced and reasonable design, and a sound and strict quality management system to ensure continuous and stable provision of satisfactory products and services to users. Welcome new and old customers to negotiate business! We take ethics as an important criterion for measuring employees, so that we only put the people with both ability and political integrity in the important positions. Most problems between global suppliers and clients are due to poor communication. We have achieved our commitment in terms of product quality, delivery date, technical service, training, compensation for breach of contract and service hotline so that users can rest assured of our products.
Product Details
NSV The “Y”-Pattern check valve is a modified version of a standard check valve.
“Y”-Pattern check Valves are generally used to protect pumps or similar equipment, allowing the flow in only one direction and preventing flow reversal due to back pressure with the best possible effort for laminar flow and increased CV.
Applicable Standard
Design Standard: API 602, ASME B16.34, BS 5352, DIN3352
Face to Face: ASME B16.10, EN 558, DIN3202
End Flange: ASME B16.5, DIN2533
Butt welding Ends: ASME B16.25, DIN3239
Socket Welded Ends: ASME B16.11
Threaded Ends: ASME B1.20.1
Inspection and Test: API 598, DIN3230
Products Range
Size: 1/2" ~ 2"(DN15 ~ DN50)
Rating: ANSI 150lb ~2500lb
Body Materials: A105,LF2,F91,F11,F22,F304,F304L,F316,F316L,F321,F51,Alloy steel etc.
Trim: Per API 602
Design Features
Standard port
Plug disc
Flanged, butt-welded, socket- welded, or threaded ends
Standard Material Specifications
| NO. | Part Name | CS to ASTM | AS to ASTM | SS to ASTM | |
Type A105 | Type F22 | Type F304(L) | Type F316(L) | ||
1 | Body | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
2 | Piston Disc | A276 420 | A276 304 | A276 304(L) | A276 316(L) |
3 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
4 | Nameplate | SS | |||
Suitable Medium | W.O.G.etc | W.O.G.etc | HNO3,CH3OOH etc | ||
Suitable Temperature | -29℃~425℃ | -29℃~550℃ | -29℃~180℃ | ||
Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel.
FAQ
1. Q:Does your company have any agent/distributor with the exception of China?
A: At present,we have agent in Indonesia,Singapore,Canada,Mexico,Iraq,and welcome contact us if you would like to join us.
2. Q:Does “NSV” valves have supply to any value end user?
A:Yes,,it just like PETROKIMIA GRESIK in Indonesia, BP Iraq,ESFAHAN MOBARAKEH STEEL In Iran etc.
3. Q:Are you manufacturer or trading company?
A: We’re manufacturer,but our factory name is not named NSV due to we’re professional in promotion NSV brand with best service,and also have sold to many end user success.
Persisting in 'High quality, Prompt Delivery, Aggressive Price', we have established long-term cooperation with clientele from both equally overseas and domestically and get new and old clients' higher comments for 300LB DN40 F304 RF Flanged Forged Check Valve. We will be your reliable partner and supplier. We have a professional sales team, they have mastered the best technology and manufacturing processes, have years of experience in foreign trade sales, with customers able to communicate seamlessly and accurately understand the real needs of customers, providing customers with personalized service and unique products.
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