Butterfly Screw Wing Bolt and Nut Stainless Steel DIN316

• Material: Stainless Steel
• Type: Wing
• Connection: Common Bolt
• Head Style: Round
• Standard: DIN, GB, ANSI, JIS
• Grade: 8.8
• Sample: Free
• Transport Package: 25 Kg of Socket Bolt/ Carton, 36 Cartons/Pallet.
• Trademark: WELLBOLT
• Origin: China
• HS Code: 7318150000
• Production Capacity: 1000 Tons Per Year, 200t/Month

Product Description

304 Stainless Steel Wing Bolt and Nut/Din316

Material	carbon steel; Alloy carbon steel;stainless steel;etc.
finish	Plain;black; zinc plated;H.D.G.; dacromet;nickle plated;cadmium plated,etc
Grade	3.6/4.8/5.6/5.8/8.8/9.8/10.9/12.9
effect	Fastening two parts with a through-hole
standard	GB/T 879.2-2000, ISO8753; JIS B2808; DIN 7346; ASME B18.8.2, etc

FINISH FOR BOLT

Different fittings different finishs request , suitable finishs can make BOLT keep nice surface and anti-rust .

1) Zinc .
this is the most popular treatment , the usual color cover black , silver , yellow and white . more colors see below color card .
2) Nickel .
this is more good finish than zinc and is sole color , many parts are plated also in this finish .
3) Oxidization .
this finish is used for part stainless steel pieces , and the most aluminum parts .
4) Polish .
the parts will be more bright after polished , especially for stainless steel parts .
5) Paint .

Our company supply various kinds of fasteners , we provide many types of bolts, screws, washers, etc.Not only standard parts can be provides,but also Customized for u .