NV3 series Stainless steel 6000 psi 1/4 inch high pressure air needle valve
1.Specifications:
One-piece heavy-wall forged body
Maximum working pressure up to 10000 psig (688bar)
Working temperatures from -65.F to 1200.F(-54.C to 648.C)
Body materials: 316,316L, 304, 321, F91
Duplex 2205/A182, and alloy 600/B156
Hikelok provide blunt , ball, regulating seat tips
Orifice sizes from 4mm to 11mm
2. Pressure-Temperature Ratings
Body Material | 316 stainless steel |
| Temerature | working Pressure ,psig |
| -65(-53) to 100(37) | 10000(688) |
| 200(93) | 9290(640) |
| 300(148) | 8390(578) |
| 400(204) | 7705(530) |
| 500(260) | 7165(493) |
| 600(315) | 6770(466) |
| 700(371) | 6480(446) |
| 800(426) | 6230(429) |
| 900(482) | 5963(406) |
| 1000(537) | 5450(375) |
| 1100(593) | 4835(333) |
| 1200(648) | 3085(212) |
3.Feature
Two stem design: The upper stem has hardened threads, the lower stem has hardened smooth surface.
Upper stem thread lubricant is isolated from system media.
The lower stem performs vertical linear movement instead of screwing movement, significantly reducing the friction area.
The nonrotating lower stem eliminates galling between the seat and tip.
Stem back seating seals in the fully open position.
Optional panel mounting is available.
Double lock-pins enable steady and durable fastening of the handle.
Optional handle colors are available.
100% factory test. Every valve is tested with nitrogen for leak tight performance at its maximum working pressure.
Dongying Hongsheng Petroleum Equipment Co., Ltd. is located in Lijin Economic Development Zone. The site area of installation and commissioning of equipment is up to 6200 square meters; The building area is up to 19447 square meters; Gross site area is up to 28380 square meters. Meanwhile, total investment is up to RMB 130 million. Besides, we passed the ISO9001: 2000 international quality system certification, China Compulsion Product Certification (CCC) and API certification for multiple product; Hongsheng Petroleum Equipment Co., Ltd. Has multiple independent legal entities, such as Beijing Dongdu Hengli Trade Co., Ltd, Dongying Yue Run Petroleum Equipment Co., Ltd, Lijin Longda Instrument Factory, Dongying Qinghai Oil & Gas Co., Ltd, two Overseas Companies. Moreover, employees' education background are college degree or above while management personnel's are bachelor degree. There are nine departments for Hongsheng Petroleum Equipment, where are with 13 postgraduate students majored in mechanical design, 213 technical engineers in various professional fields and more than 630 employees. Hongsheng Petroleum Equipment actively cooperate with major science and technology organization and petroleum colleges and universities, dedicated to the popularization and application of new technology for oilfield, the production and sales of drilling equipment, supporting services for large equipment at home and abroad, the output of oil and gas technology and ground engineering. Hongsheng Petroleum Equipment Co., Ltd is one of the key science and technology enterprises supported by Dongying City, one of listed companies in Dongying City, and one of main suppliers of Shengli Oilfield, Zhongyuan Oilfield and Daqing Oilfield.
As one strong petroleum equipment manufacturer and oil & gas service provider, we are in collection of research, development, manufacture, operation and service. Our main products are pressure gauges, temperature pressure gauge, and drilling rig, workover rig, rig accessories, pumping unit, sucker rod, sucker pump, drilling pipe, oil pipe and downhole tools etc. We have advanced equipment, strong technical force. Our productions are tested by professional and technical personnels and passed the ISO9002 international quality system certification and API monogram.
With insisting in the product systematize and technicalization, development internationalization and diversity, personal quality specialize, administration scientize, our company are devoted ourself to be the leader of oil & gas equipment and service provider as an international enterprise.
