Sell 40Cr 12.9 grade high strength bolt and nut

First grade ,Alloy steel ,12.9 Bolt/nut for for Construction machine: Komatsu, Caterpillar , Hitachi , Simitomor ,Dawoo ,

1.Product imformation:

1)raw material:40CR,35CRMO 2)Grade:10.9,12.9 3)Finish color: grey, black 4)Machine: Heating forging machine

2.Design / Structure / Details Pics

  

3.Advantages / Features:

Plow bolt testing results:

NAME OF SAMPLE	PLOW BOLT				DESCRIPTION	DIAMETER >16
MARKS					RAW MATERIAL	40Cr
GRADE	GRADE:12.9				QUANTITY	4
NBIS	JB/T 5932.5-1991THE BOLT IS USED TO THE CUTTING TIP of Bulldozer,Scooptram and Grader
RESULTS	Chemical Composition	The Chemical Composition of Raw Material%
		Name		C	Si	Mn	Cr	RESULT
		Standard Value	min	0.37	0.17	0.5	0.8
			max	0.44	0.37	0.8	1.1
		Measured Value		0.39	0.23	0.68	0.92	Qualified
	HARDNESS	Standard Value		HRC38-42
		Measured Value		1#	2#	3#	4#	RESULT
				39	40	42	41	Qualified
TEST DATE					REPORT DATE

Workshop Products

  

4.Factory View

Cold Forging Machine        Hot Forging Machine       Heat Treatment production line

   

5.Certificates

There are many track bolts and nuts model as follow:

1	2B5484+7K1706	D2,933C
2	093-0251+093-0316	D3,D4,931,933
3	8H7504+6S3419	DH028/S50/S55/R450/R500
4	TB9/16*1 3/4
5	4K7038+7K2017	D3,D4,D4D,931,933,941,215
6	7H3596+7K2017	931,933,941
7	TB5/8*1 15/16	R130LC
8	7H3597+1M1408	D4,D5,D5H,D6,D7,953,955,977,561,
9	TB5/8*2 3/32	R210
10	9G3110+1M1408	225,941,951C,951B
11	SH8756	225,941,951B
12	1S1859+1S1860	D6,D7,D7H,D8,D6H
13	144-32-11211	D60AEPPLS-6
14	207-32-11310	D60AEPPLS-7
15	150-32-21321	D65AEPS-6
16	154-32-21320	D65AEPPLS-7
17	7H3598+1S1860	235,571,572,583
18	6V1792+1S1860	955,963,973,977
19	1S8804/154-32-11210	D80A-8

Sell 40Cr 12.9 grade high strength bolt and nut