RHMB-Horizontal double shell multi-stage pump-Hebei Shuangda Petroleum Equipment Manufacturing Co., Ltd

Coupling Options

Claw type coupling, elastic pin coupling, and elastic diaphragm coupling are standard configurations to meet the different needs of customers, with elastic pin coupling as the standard configuration;

01

The bearing adopts rolling bearings

Designed to meet the requirements of thin oil lubrication, oil mist lubrication, and grease lubrication, available for customers to choose from, with thin oil lubrication as the standard configuration;

02

Flange Design

Compliant with DIN/ANSI/ISO/GB and other standards;

03

Pipe Mouth Position

Import - horizontal or vertical direction, export - horizontal or vertical direction;

04

Precision Casting

The flow components of small-sized pumps are all precision cast, while the impeller, guide vanes, and middle section of large-sized pumps are all precision cast;

05

Extend the service life of the pump

The replaceable surface hardening wear-resistant ring design extends the service life of the pump;

06

Balance Device

Unidirectional arrangement design of impeller+balancing drum balancing axial force structure, reliable surface treatment process of balancing drum ensures long service life of balancing device;

07

Sealing Member

The sealing components are designed according to packing seals, non containerized mechanical seals, and containerized mechanical seals, which can meet different customer needs. Containerized mechanical seals are standard configurations;

08

Bearing Design

The bearing design reserves installation holes for pump vibration and temperature detection;

09

Modular Design

The pump adopts a modular design to reduce installation and start-up costs, minimize parts inventory, lower maintenance costs, shorten downtime, and enhance operability.

010

Dynamic Axial Force Balance

Back to back arrangement design of impellers+dynamic axial force balance;

11

Unbalanced Mechanism

Especially suitable for conveying media with solid particles.

12

Specification Model	Pump stage n	Traffic m³/h	Head m	Speed r/min	Efficiency %	Shaft power kW	Supporting motor power kW	Cavitation m	Remarks
RHM RHM BRSM RVM 6.5-30	2	6.5	64	2980	40	2.83	5.5	1.5
	3	6.5	96	2980	40	4.25	7.5	1.5
	4	6.5	128	2980	40	5.66	11	1.5
	5	6.5	160	2980	40	7.08	11	1.5
	6	6.5	192	2980	40	8.5	15	1.5
	7	6.5	224	2980	40	9.91	15	1.5
	8	6.5	256	2980	40	11.33	18.5	1.5
	9	6.5	288	2980	40	12.75	22	1.5
	10	6.5	320	2980	40	14.16	22	1.5
	11	6.5	352	2980	40	15.58	30	1.5
	12	6.5	384	2980	40	16.99	30	1.5