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Combined Screw Socket Head Cap Screw With Captive Washer

Jiaxing Aoke Trading is a professional producer and supplier of combined screws. A combined screw, also known as a combination screw, is a type of fastener that features a combination of flat washer, spring washer with screws. Typically, the washers are assembled to screws before making thread, after finish production, the washers can not separate from screw, also called captive washer. Socket head cap screws with captive washers is a kind of combined screws, combined a flat washer and a spring lock washer. It has a special surface treatment stainless steel black oxide. Stainless steel black is formed by a black oxide film on the Stainless steel A2 A4 surface through chemical reflection, which can increase the corrosion resistance of stainless steel and improve the salt spray of stainless steel.

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Product Description

Jiaxing Aoke Trading is a Chinese dedicated factory and vendor of combined screws.Hex socket head cap screws with captitive washer is combined with a DIN912 hexagon socket head cap screw, a spring washer and a flat washer.

The material of combination screw DIN 912 hexagon socket head cap screw is made of stainless steel wire SUS304 or SUS316, it has the characteristics of oxidation resistance, high temperature resistance and corrosion resistance.

Jiaxing Aoke hardware is a fastener factory in China. As a experienced manufacturer, the dimensions of flat washer and spring washer could be customized according to customer’s drawing. There are lots of sizes of combined screw socket head cap screw with captive washers in our warehouse. Contact us to get low price and free sampels of ombined screw socket head cap screw with captive washers.

Product Parameter (Specification)

Standard	DIN,ASTM/ANSI JIS EN ISO,AS	Material	SS304,SS316, Stainless Steel A2 A4
Surface Treatment	Plain, Passivation, black oxide, nerinox coating, gleitmo 615/625	Shank	Full thread/ Half thread
Grade	A2-70 A2-80 A4-70 A4-80	Size	M2-M36
Unite	Piece	Head type	Hexsocketcaphead
Packing	Bulk cartons with pallet, small boxes in cartons with pallet	Lead time	Busy season:20-30days,Slack season:10-20days

Product Application

Combined screw hexagon socket head cap screw is widely used in heavy Industry, mining, water treatment, healthcare, retail industry, general industry, Oil & Gas, automotive industry, solar system mounting etc.