RRHX rising stem resilient gate valve-Tonve Valve Co.,Ltd

Products>RRHX rising stem resilient gate valve

Product introduction

Rising stem resilient gate valve has general resilient seated gate valve's advantage and at the same time can show the valve's opening directly.It can open or close liable and quickly so is widely used in fire protection and industry system Generally the valve is installed in high position to the ground.

Material

Serial no.	Part	Material
1	Handwheel	Ductile iron
2	Stem nut	Copper alloy
3	Support	Grey cast iron,ductile cast iron,cast steel
4	Gland	ductile cast iron,cast steel
5	Gasket	Buna-N rubber or EPDM
6	Stem	Stainless steel
7	Gasket	Buna-N rubber or EDPM
8	Disc	Ductile cast iron packed with rubber or EDPM outside
9	Body	Greycast iron,ductile cast iron,cast steel

Main technic-al parameters

Nominal pressure: 1.0-2.5MPaWorking temp.:0-120Flanged end:GB/T17241.6 GB9113,ASME 16.5 etc..
Nominal diameter: 50-400mmService:water,oils,gas etc..Inspection and test:GB 13927 API 598

Main dimensionsunit:mm

DN	50	65	80	100	125	150	200	250	300	350	400	450	500	600
L	178	190	203	229	254	267	292	330	356	381	406	432	457	508
Hmin(full close)	313	332	372	424	497	562	680	837	948	1010	1220	1280	1480	1665
Hmax(full open)	355	375	415	476	540	600	720	875	990	1050	1245	1310	1560	1750