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  • KS Stainlees Steel Middle Flange italian fuck

  • KS Stainlees Steel Middle Flange italian fuck

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Technical Requirement: ,booms press

1. Design and Manufacture: KS B 2361;,babes video

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Product Details,very big xxx

KS Stainlees Steel Middle Flange italian fuck


Main parts and materials,tits xx


Parts NameMaterials
Body、BonnetSCS13
DiscSCS13
StemSTS304
PackingPTFE


KS Stainlees Steel Middle Flange italian fuck


Product Features,youporn 2016

The valve is composed of valve body, bonnet, gate, stem and handwheel, etc. By turning the hand wheel, the stem rises or falls, thereby driving the gate to rise or fall, making a straight displacement perpendicular to the fluid, to achieve the purpose of opening and closing.,porn hyb

SUIT MEDIUM: WATER, VAPOUR, OIL AND NITRIC ACID CORROSIVE LIQUIDS,yang xnxx