A320 A193 A194 A563 A325 A490 IFI 111 IFI 145 DIN557 DIN934 DIN931 DIN933 DIN960 DIN961 DIN603 DIN601 DIN6923 DIN6921 DIN125 DIN127

HOMEPAGE ABOUT US PRODUCT CATALOG TECHNICAL CENTRE MATERIAL CENTRE SALES NETWORK CONTACT

Welcome to Ningbo Beilun Milfast Metalworks Co.,Ltd - Stud Bolts,Threaded Rods,Bolts, Nuts,Washers, Metal Parts Welcome to Ningbo Beilun Milfast Metalworks Co.,Ltd - Stud Bolts,Threaded Rods,Bolts, Nuts,Washers, Metal Parts Welcome to Ningbo Beilun Milfast Metalworks Co.,Ltd - Stud Bolts,Threaded Rods,Bolts, Nuts,Washers, Metal Parts Welcome to Ningbo Beilun Milfast Metalworks Co.,Ltd - Stud Bolts,Threaded Rods,Bolts, Nuts,Washers, Metal Parts Welcome to Ningbo Beilun Milfast Metalworks Co.,Ltd - Stud Bolts,Threaded Rods,Bolts, Nuts,Washers, Metal Parts Welcome to Ningbo Beilun Milfast Metalworks Co.,Ltd - Stud Bolts,Threaded Rods,Bolts, Nuts,Washers, Metal Parts Welcome to Ningbo Beilun Milfast Metalworks Co.,Ltd - Stud Bolts,Threaded Rods,Bolts, Nuts,Washers, Metal Parts Welcome to Ningbo Beilun Milfast Metalworks Co.,Ltd - Stud Bolts,Threaded Rods,Bolts, Nuts,Washers, Metal Parts

THREAD RODS&STUD BOLTS			Diameter	Materials	HEAVY HEX NUTS			Diameter	Materials
ASTM A193 Grade B7/B7M			1/4"-4"	B7 (4140)	ASTM A194 Grade 2H/2HM			1/4"-4"	C1040 C1045
ASTM A320 Grade L7/L7M			1/4"-3"	B7 (4140)	DIN934 H=D Grade 2H/2HM			1/4"-4"
SAE J429 Grade 2/5/8			3/16"-2'	C1018 C1035 C1045 40CR4	ASTM A194 Grade7/ 7M			1/2"-2"	B7 (4140)
DIN 975 Class 4.8/8.8/10.9			M6-M52		DIN934 H=D Grade 7/7M			1/2"-2"	B7 (4140)
ASTM A193 Grade B16			1/4"-3"	12CrMoV
ASTM A193 Grade B8/B8M			1/4"-3"	S304/316	STRUCTURAL NUTS
ASTM A320 Grade B8/B8M			1/4"-3"	S304/316	ASTM A563 Grade A /B/ C/DH			1/4"-4"	C1040 C1045
					DIN 6915 Class 10			M12-M42
STRUCTURAL BOLTS
ASTM A325 Type 1			1/2"-1 1/2"	C1045/41Cr4	FLANGE NUTS
ASTM A490 Type 1			1/2"-1 1/2"	41Cr4 42CrMo	IFI 145 Grade 2/Grade 5/ Grade 8			1/4"-1 1/2"	Q235/C1035/ C1045
DIN6914 Class 10.9			M12-M42		DIN 6923 Class 4/ 5/ 6/8/10			M4-M36
FLANGE BOLTS					HEX NUTS
IFI 111 Grade 2/ Grade 5/Grade 8			1/4"-1 1/2"	Q235/C1035/ C1045	ANSI Grade 2/Grade 5/Grade 8			1/4"-4"	Q235 C1035 C1045 40CR 42CrMo
DIN6921Grade 4.8/6.8/8.8/10.9			M4-M36		DIN934 Class 4/Class 5,Class 6			M4-M100
HEX BOLTS					DIN934 Class 8/Class 10,Class 12			M4-M100
ASTM A307 GradeA/GradeB			1/4"-2"	C1035 C1045 41Cr4 42CrMo	CASTLE NUTS
ANSI Grade 2/ Grade 5 / Grade 8			1/4"-3"		ANSI B18.2.4.3M Grade 2/Grade 5			3/4"-1 1/2"	C1035 C1045
DIN931 Class 8.8 /10.9/12.9			M6-M80		DIN935 Class 6/ Class 8			M20-M36
DIN933 Class 8.8 /10.9/12.9			M6-M80		FLAT WASHERS
DIN960 Class 8.8 /10.9/12.9			M6-M80		ASTM F436			3/8"-4"	C1045
DIN961 Class 8.8 /10.9/12.9			M6-M80		DIN6916 HV 10			M12-M42	C1045
					DIN125 / DIN126			M4-M100	C1018/C1045
CARRIAGE BOLTS					LOCK/SPRING WASHERS
ANSI/ ASME B18.5 (IFI C-40)			1/4"-3/4"	C1035 C1045	ANSI/ASME B18.21.1			1/4"-3 1/2"	65Mn C1070
DIN603 Class 4.8/ 6.8/8.8			M5-M20		DIN127A / DIN127B			M4-M100


MATERIALS	C%	Si%	Mn%	B%	Ti%	P%	S%	Cr%	Mo%
12CrMoV	0.08-0.15	0.17-0.37	0.40-0.70	V%(0.15-0.30)		≤0.030	≤0.030	0.30-0.60	0.25-0.35
B7 (4140)	0.38-0.42	0.15-0.35	0.65-0.95			≤0.025	≤0.025	0.80-1.10	0.15-0.25
20MnTiB	0.17-0.24	0.17-0.37	1.30-1.60	0.0005-0.0035	0.04-0.10	≤0.035	≤0.035
41Cr4	0.37-0.45	0.17-0.37	0.50-0.80			≤0.030	≤0.030	0.80-1.10
C1045	0.42-0.50	0.17-0.37	0.50-0.80			≤0.035	≤0.035	≤0.25
C1035	0.32-0.40	0.17-0.37	0.50-0.80			≤0.035	≤0.035	≤0.25


Performance		Tensile Strength		Yield Strength	Elongation δ ≥ %	Contraction Ψ ≥ %	HRC	Tempering (℃ )	Quenching (℃)
		(Stress) N/m㎡ α b≥		N/m㎡ α q≥
A193-B7		862 (125000 PSI)		724 (105000 PSI)	16	50	26-35	593(min)	820-880
A320-L7		862 (125000 PSI)		724 (105000 PSI)	16	50	26-35	593(min)	820-880
12.9s		1220		1080	8	44	39-44
10.9s		1040		940	10	48	33-39
8.8s		800 m16≤d≥m16 830		660	12	52	24-31

NINGBO BEILUN MILFAST METALWORKS CO.,LTD

XIAOGANG , BEILUN AREA,NINGBO,CHINA P.O.BOX: 315803

TEL: 0086-574-86231388 FAX: 0086-574-86231398

HOMEPAGE ABOUT US PRODUCT CATALOG TECHNICAL CENTRE MATERIAL CENTRE SALES NETWORK CONTACT