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Описание продукта



1.High Quality Stainless Steel Valve Stems. 
2.High-precision balls Roundness in 0.01MM 
3.Balls Roughness less than Ra 0.05


Valve Stems For Valves

Products Valve Stems
Size DN6-DN1000 (1/8"-40")
Drive Seat
Support type Slot
Roundness 0.01MM
Roughness Less than RA0.05
Pressure Rating Class 150~600(PN16~100)
Certificate ISO9001

ASTM A105   

A350 LF2   

A182 F304  

A182 F316  

A182 F6A  

A182 F51 

A182 F53
A182 F55
A564 630(17-4PH)

Other materials according to customers requirments

Coatings ENP, Chrome Plating, Tungsten Carbide, Chrome Carbide, Stellite, Inconel, other Special.
Used Field Ball valve in oil, gas, water   conservancy, pharmaceuticals, Chemical, heating and refrigeration equipment industry field.
Remark We can also produce according to customer's drawing.


Specifications ball valve stem/STELO/TIGE/SPINDEL/Shaft
Product ID DN15
Material: 316l
Dimension: 1.Rod:Φ30mm
Tolerances: 1.Rod:0.05mm
Tolerances of geometrical characteristics: 1.Head Parallelism:0.04mm
2.Head Symmetry:0.25mm
3.Head and End Perpendicularity:0.12mm
4.End Symmetry:0.1mm
5.End and Rod Coaxiality:0.1mm
6.Rod total run-out:0.1mm
Surface roughness: Ra:0.8~3.2
Packing methods: Each expandable polyethylene packing, then Wood case
Ball valve stem  
Used field: large and medium ball valve in oil, gas, water   conservancy, pharmaceuticals, Chemical, heating equipment industry field.
Export: America,Europe,Asia
Material: 304,316,304L,316L,630(17-4PH),410 
Material could be each AISI grade or ASTM grade.
Nominal Size: DN15-1200
Place of Origin: Shanghai China
Brand Name: BC
Packaging Detail: Standard export packing: Hardcard carton for small in size and lightweight product,Wooden box.
Delivery Detail: 30 days depends on the demand quantity
Certificate: ISO 9001
Equipment List Sawing Machine,Forging machines,heat-treatment equipment,Lathes,Milling machines,Drilling machines,Threading Machine,Grinding machines,wire cutting machine,Engraving machines




A few Tips:

♦ How to identify authentic 304 stainless steel bolt?


 (1) support for 304 stainless steel special testing potion, if don't change color is the original 304               stainless steel.


(2) Go througt the chemical composition analysis,you can get it.


(3) support the smoke test, and simulated conditions of actual use


Company Information


     Ningjin Hengyu Valce indusry Co., Ltd  was located in beautiful coastal city of Qingdao Development Zone ; We are factory specializing in manufacturing and exporting of stainless steel products, such as bolt stainless steel thread fittingsstainless steel valvequick couplings,screw,nut and so on. We have many designs with series quality grade covering 304,316.  We also have advantages on the production size.Three production lines are included.The first one is precision casting line. The second one is processing line. The third one is assembly line.So this can assure our products high quality.

Now,please visit to our producing department of valve stem:





Please look at our sertificate about valve stem:


    In the past few years,our company has gained lots of achievements,including ISO9000,CE,GOST,API 6D and other sertificates.



Packaging & Shipping


♦  Our regular packing is that the ball valve and parts are placed in the carton, finally are placed on the pallet or in a big wooden case if the customers have this requirement of package of ball valve. 

♦  Of course if the customers have specifical packing requirement, we can make adjustment according to your request.

♦  Standard Carton Size: 32cm×22cm×20cm

♦  Standard Wooden Case Size: 105cm×105cm×95cm

♦  Sually,48 small cartons are loaded into a big pallet.(We can make adjustment on the size according to the cargo quatity.)

Now,please visit to our packing workshop of valve stem:







Группа Продуктов : Части Клапана > Шток Клапана

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