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Item No. | Part name | Material | Standard | Application |
1 | Pump casing | Ductile cast IRON QT400-18 | GB/T 1348-2019 | By contract |
Cast carbon steel ZG230-450 | GB/T 11352-2009 | |||
Austenitic stainless steel | GB/T 2100-2017 | |||
Super duplex stainless steel | JB/T 6405-2018 | |||
Ultra-low carbon high alloy austen stainless steel | GB/T 2100-2017 | |||
2 | Impeller | Cast iron HT250 | GB/T 9439-2010 | By contract |
Austenitic stainless steel | GB/T 2100-2017 | |||
Super duplex stainless steel | JB/T 6405-2018 | |||
Ultra-low carbon high alloy austen stainless steel | GB/T 2100-2017 | |||
3 | Pump casing cover | Ductile cast IRON QT400-18 | GB/T1348-2019 | By contract |
Cast carbon steel ZG230-450 | GB/T 11352-2009 | |||
Austenitic stainless steel | GB/T 2100-2017 | |||
4 | Sealing gland | Super duplex stainless steel | JB/T 6405-2018 | By contract |
Ultra-low carbon high alloy austen stainless steel | GB/T2100-2017 | |||
5 | Shaft sleeve | 20Cr13 | GB/T1221-2007 | Standard configuration |
Ultra-low carbon high alloy austen stainless steel | Optional | |||
6 | Shaft (solid) |
316 stainless steel | GB/T 2100-2017 | Standard configuration |
Super duplex stainless steel | JB/T 6405-2018 | Optional | ||
Shaft (with shaft sleeve) |
carbon steel 45 | GB/T699-2008 | Standard configuration | |
7 | Seal | Single end, double end,cartridge | Optional | |
8 | Middle Bracket | HT250 | Standard configuration | |
ZG230-450 | ||||
carbon steel | Optional | |||
9 | Bearing Bracket | HT250 | Standard configuration | |
ZG230-450 | ||||
carbon steel | Optional | |||
10 | Adjustable bearing block | ZG230-450 | GB/T 11352-2009 | Standard configuration |
11 | Supporting Foot | Q235 | GB/T 700-2006 | Standard configuration |
Pump Model | Impeller structure |
Flow (m³/h) |
Head (m) |
Speed (r/min) |
Efficiency (%) |
Shaft Power* (kW) |
NPSHr (m) |
250-200-315 | F | 771 | 30 | 1450 | 76.5 | 82.391 | 6.1 |
R | 798 | 30 | 80.5 | 81.039 | 5 | ||
250-200-400 | F | 826 | 46 | 1450 | 83.5 | 124.00 | 5.3 |
R | 802 | 43 | 83.5 | 112.54 | 4.6 | ||
250-200-500 | F | 1000 | 68 | 1450 | 76.5 | 242.222 | 5.9 |
R | 1200 | 68 | 81 | 274.519 | 6.4 |