Blue Carbon Steel Threaded Rod, White Carbon Steel Threaded Rod

We are offering blue carbon steel threaded rod, white carbon steel threaded rod-007 grade 4.8,6.8,8.8,10.9 example: raw material: q235,q215,q195 standard: din975,din976 specification: din 3mm to 56mm¡¡ bs,ansi 5/32¡¯¡¯to 2¡¯¡¯ length: din 20mm to 6000mm¡¡bs,ansi 1¡¯¡¯ to 144¡¯¡¯ finish: blue-white inspection standard: 420 hardness(hv): 130 the yield strength (mpa): ¡y340.