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Página inicial > Lista de Produto > Peças de válvula > Válvula Haste > free sample stainless steel valve stem key

free sample stainless steel valve stem key

Descrição do produto

2015 high quality free sample stainless steel valve stem

 Detail decription of valve stem:

Name stainless steel valve stem
Size NPS 6-56(DN15-1400)
Pressure Rating Class 150-2500(Pn16-420)
Base Material

ASTM A105,A350 LF2,A182 F304,A182 F316,Aisi316 Fi,A182 F51,A182 F53,A564 630(17-4PH),Monel,Inconel

Coatings ENP,Chrome Plating,Tungsten Varbide,Chrome Carbide,Stellite,Inconel,Special
Support Type,Support Plate
Drive Rectangle Socket
Roundess 0.02-0.04
Roughness Ra0.2-Ra0.4
Coaxiality 0.05-0.10
Packing Wooden Case, Pallet,Containers
Used Field Large and medium ball valve in oil,gas,water,conservancy,pharmaceuticals,chemical,heating equipment in dustry field
Remark We can also produce according to customer's size

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:







Grupo de Produto : Peças de válvula > Válvula Haste