NANJING ROADSKY TRAFFIC FACILITY CO., LTD

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Galvanized Guardrail Bolts Nuts Washers

  • Description

Description

1.    Name: Guardrail Bolt and Nut.

2.    Standard: DIN931/933/912/DIN603, ASTM, JIS, BSW, Nonstandard bolt (according to your order) and etc.

3.    Material and Grade:

  1)  Material: High quality carbon steel.
       Grade: 4.8, 5.8, 6.8, GR.2, A307.
  2)  Material: Alloy steel :20MnTiB ,40Cr ,42CrMo. 
       Grade: 8.8, 10.9,12.9 ,GR.2,GR.5,GR.8,A325-1,A490-1 ,GR.B7,GR.B7M.
  3)  Material: stainless steel :302 ,304 ,305 ,316, 304L ,316L ,410, 430,carbon steel.
       Grade: A2-50 ,A4-50 , A2-70 ,A4-70 ,GR.B8,GR.B8M.

4.  Surface Treatment: Part galvanization, Colorful galvanization, Army green galvanization, Black galvanization, Steam Black, Ash phosphorus, Brass, Nickel plate, Chrome plate, hot dipped galvanized, Zinc plated(yellow, black, green) or according to customers requirements.

5.    Size: M6-M64.

6.    Supply ability: 400tons per month.

7.    Certificate: ISO9001:2008.

8.  Packing: 25kgs per carton, 40 cartons per pallet; or 50kgs per gunny bag, 20bags per pallet; or as to customers' requirement.

9.    Our factory also can produce else of bolt: Hex bolt, hex cap screw, square bolt, carriage bolt, socket cap screw and L bolt and U bolt, threaded rod etc. Our factory also can produce according to the drawing from clients. 

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