High strength custom size 10.9 grade black U-shaped truck bolts and nuts

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Product details

quality:	6.8/8.8/10.9	tensile strength:	850N/mm2 ~1120N/mm2
Packaging Details:	Plastic bag, 5pcs/box, 10boxes/carton. Outer packing: standard neutral carton, fixed with plastic straps. 40pcs/carton. (or as per your request)	Material:	ASTM1045(45#)/5140(40Cr), steel
finishing:	Phosphating, Galvanized, Black Oxide, Dacromet	Product Standards:	ISO/GB/DIN/ANSI/JIS/BS
payment terms:	L/C, D/P, T/T	brand:	Baobu
color:	Red, blue, black, gray, silver, yellow	Package:	Neutral export carton/pallet
Supply capacity:	2000 tons per month	CET-6:	ISO9001:2008/ TS16949:2009
port:	Xiamen	Surface treatment:	Phosphating/Galvanizing/Black Oxidation/Dacromet
place of origin; place of origin:	Fujian China	Hardness HRC:	23-34 / 32-38
Advantage:	Produce strictly according to drawings (or according to your requirements)

Product Description

PotassiumErnst & Youngparameter

Rockwell hardness:	23° - 34°
tensile strength:	940N/mm²
Grade/Material:	8.8-ASTM1045(45#)
Surface treatment:	Phosphating/Oxidation/Galvanizing/Baking

MeterOrdellparameter

size	Bolt: M19x82x356 Nut: SW27 H27mm
Outer box size (lengthwidthheight)	42cmX24cmX14cm
Packing Quantity	10pcs/carton; 20pcs/carton
20GP container:	28-30kg/box

1. The main body is directly formed, the size is accurate, there is no defect, and the roughness is less than 3.2um.

2. Perpendicularity and concentricity tolerance is less than 0.1mm.

3. No burrs on the head, Crack & Roughness less than 6.3 um.

4. The thread is clear and the assembly precision is high.