
Forged Steel Y-Pattern Valve
The high quality of our Cryogenic Trunnion Ball Valve, Metal Seated Trunnion Ball Valve, Electric Actuator Floating Ball Valve results from constant research on quality materials and manufacturing processes. We will continue to work with outstanding companies to quickly respond to changes in customer needs by strengthening value innovation, and in the future will provide more new products and solutions to meet user needs! We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.
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.
Under the leadership of the company's leaders, we have introduced a large number of talents and established a complete quality management system to ensure the quality of our Forged Steel Y-Pattern Valve. We own modern professional equipment, efficient information system, excellent design and manufacturing team. Based on the implementation of total quality management, our company has a superb R&D team, sophisticated production equipment, advanced manufacturing technology, and strict material selection standards.
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