1.High strength bolt with hexagon head 2.Used for steel structures 3.Apply to per international standard 4.High quality Sets of high strength large hex head bolt for steek structures1.Materials: carbon steel or alloy steel2.Property grade; 8.8s,10.9s3.Standard; DIN, JIS, ANSL/ASTM,BS,AS,NF,GB,ect.4.Main size: M16-M30 length according to the request of customersWe are professional fastener factory, will offer high quality products with competitive price and service.

Product information

Steel structure hexagon head bolts
Type	Grade	Material	Specification		Hardness		standard	Surface
Bolt	10.9S	20MnTiB	M12-M30		HRC33-39		DIN	ZP
		35VB					GB
	8.8S	40B			HRC24-31		ASTM	BLACK
		45#					ANSI
		35#					BS	YZP
Nut	10H	45#,35#	M12-M30		HRC28-HRB98		JS
		15MnVB					ANSI	WZP
	8H	35#			HRC22-HRB95
washer		45#,35#	12-30(mm)		HRC35-45			HDG

Property grade	Tensile strength sb	Yield strength  sb	Elongation sb	Reduction rate p	Impact value ak
	(Mpa)	(Mpa)	%	%	(J/cm)
			≥	≥	≥
10.9s	1040-1240	940	10	42	59
8.8s	830-1030	660	12	45	78

 

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