Product Name

High strength Hexagon Nuts With Collar DIN 6331 

Available Material

1. STAINLESS STEEL SS201, SS303, SS304, SS316, SS410, SS420

2. CARBON STEEL C45(K1045), C46(K1046),C20

3. IRON 1010, 1035, 1045

4. ALUMINIUM OR ALLOY AL6061, AL6063, AL7075 ETC

5. BRASS H59, H62, COPPER and BRONZE

Grade(Hardness)

4.8, 8.8, 10.9, 12.9

Thread Type

UNC, UNF, UNEF, UNS and UN Series

Surface Treatment

Plain, Zinc-plated, Yellow Zinc-plated, Black Zinc-plated, Brass-plated, Nickel-plated, Trivalent Chromium Plated, Hexvalent Chromium Plated, Cadmium-plated, Geomet, Dacromet, HDG, Nylok, Black-oxide, Phosphatizing, Powder Coating and Electrophoresis

Standard

ISO, DIN, ANSI, JIS, BS and Non-standard as clients' requirements

Certificate

GB/T19001-2008/ISO9001:2008

Match ROHS and Eco-friendly

Size Range

As per customers' requirement

Manufacturing Process

Cold Heading/Tapping/Heat Treatment/Surface Treatment

Sample

Free excluding freight

Lead Time

20-30 days after order confirmed(Reception of Deposit Payment or L/C Original)

Packaging

Normal neutral packaging------PP bag inner, A=A corrugated carton, pallet w/slatted crate