PIETRO FIORENTINI气体调节器NORVAL系列技术参数
Functional features: | |
Maximum inlet pressure up to: | 19,6 bar for regulators from DN 25 (1”) to DN 80 (3”) 8 bar for regulators from DN 100 (4”) to DN 200 (8”) |
Range of downstream pressure: | from 8 to 4.400 mbar for regulators from DN 25 (1”) to DN 100 (4”) |
Minimum ambient temperature: | Execution up to -40°C (to specify in the request ). |
Maximum ambient temperature: | +60°C |
Inlet gas temperature: | up to -20°C + 60°C |
Accuracy class AC: | up to 5 |
Look-up pressure class SG: | up to 10 |
Design features: | |
Nominal dimensions DN: | 25 (1”); 40 (1”1/2); 50 (2”); 65 (2”1/2); 80 (3”); 100 (4”); 150 (6”); 200 (8”). |
Flanged connections: | UNI PN 16; class 150 RF |
Materials: | |
Body: | Cast steel ASTM A 216 WCB (all DN). |
Covers: | Diameter from 375 to 630 Drop-forged carbon steel / from 658 to 817 Alluminium |
Diaphragm: | Rubberized canvas (performed by hot-pressing process). |
Seat: | Stainless steel |
Sealing ring: | Nitril rubber |
Connection fittings: | In zinc-plated carbon steel according to DIN 2353; Stainless steel on request |
PIETRO FIORENTINI气体调节器NORVAL系列介绍
Pietro Fiorentini 的 Norval 是一种直接操作式气压调节器。
适用于先前过滤的气态流体，主要用于中低压天然气分配网络。
根据欧洲标准 EN 334，它被归类为故障打开。
Norval 可用于 NG-H2 混合的氢气。
特点
• 精度等级 AC：高达 5 | 最高可达 1% 绝对值（取决于工作条件）
• 公称尺寸 DN：1″、1″ 1/2、2″、2″ 1/2、3″、4″、6″、8″
• 锁定压力等级 SG：高可达 10
• 设计压力：高可达 16 bar
• 设计温度：-20 °C 至 +60 °C
• 连接：符合 ASME B16.5 的 150 RF 等级和符合 ISO 7005 的 PN 16
• 下游压力 Wd 范围：DN 高可达 4″ 时为 0.008 至 4.4 bar，DN 6″ 和 8″ 时为 0.012 至 1.8 bar
• 入口压力范围 bpu：DN 高可达 3″ 时为 0.1 至 18.9 bar，DN 4″、6″ 和 8″ 时为 0.1 至 8.6 bar
Norval by Pietro Fiorentini is a direct-operated gas pressure regulator.
Suitable for use with previously filtered gaseous fluids, it is mainly used for medium and low pressure natural gas distribution networks.
It is classified as Fail Open according to the European Standard EN 334.
Norval is Hydrogen Ready for NG-H2 blending.
Features
• Accuracy class AC: up to 5 | up to 1% absolute (depending on working conditions)
• Nominal sizes DN: 1″, 1″ 1/2, 2″, 2″ 1/2, 3″, 4″, 6″, 8″
• Lock-up pressure class SG: up to 10
• Design pressure: up to 16 bar
• Design temperature: from -20 °C to +60 °C
• Connections: class 150 RF according to ASME B16.5 and PN 16 according to ISO 7005
• Range of downstream pressure Wd: from 0.008 to 4.4 bar for DN up to to 4″, from 0.012 to 1.8 bar for DN 6″ and 8″
• Inlet pressure range bpu: from 0.1 to 18.9 bar for DN up to 3″, from 0.1 to 8.6 bar for DN 4″, 6″ and 8″
PIETRO FIORENTINI气体调节器NORVAL系列其他常用型号：
PIETRO FIORENTINI NORVAL/G 495 PN16 DN80
PIETRO FIORENTINI NORVAL/G 375 PN16 DN65
PIETRO FIORENTINI NORVAL/G 630 PN16 DN80
PIETRO FIORENTINI NORVAL/G 375 PN16 DN50
PIETRO FIORENTINI REGULATORS NEW + ORIGINAL+ ONE YEAR WARRANTY
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如果有任何关于PIETRO FIORENTINI气体调节器NORVAL/G375 PN16 DN 50的疑问，请随时与我们沟通（021-31006702）。我们将尽全力解决您的问题。
If you have any question for PIETRO FIORENTINI products, please feel free to dial 0086-21-3100 6702/ send request email to sales@ize-industries.com / browse our website:www.ize-industries.com.
PIETRO FIORENTINI气体调节器NORVAL系列NORVAL/G375 PN16 DN 50技术参数介绍
