GB /T 2671.1 Hexalobular Socket Cheese Short Head Screws Negro

• Material: High Strength Steel
• Type: Hexagon Head
• Connection: Common Bolt
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: GB /T 2671.1
• Head Style: Hexagonal
• Standard: DIN, ANSI, GB, JIS, GOST
• Grade: 8.8
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Hot Galvanizing
• Product Name: Hexalobular Socket Head Cap Screws
• Standard for Size: ISO 14579
• Standard Name: ASME/ANSI B 18.3
• Material Grade: 8.8 9.8 10.9 12.9 A2-70 A4-70 A3-70 A5-70
• Diameter Range: M2 - M20
• Inch Diameter Range: 1# to 1"
• Transport Package: Pallet
• Specification: 25cm x 25cm x 15cm
• Trademark: GT
• Origin: Shanghai
• HS Code: 7318130000
• Production Capacity: 10000 Tons Per Year
• Package Size: 25.00cm * 25.00cm * 15.00cm
• Package Gross Weight: 25.000kg

Product Description

Product Details

Thread Size
d

M2

M2.5

M3

M4

M5

M6

M8

M10

M12

(M14)

M16

(M18)

M20

P		Pitch
dk		max	plain heads
			knurled heads
		min
da		max
ds		max
		min
L1		max
k		max
		min
r		min
V		max
dw		min
w		min
Socket No.
A		Ref.
t		max
		min

0.4	0.45	0.5	0.7	0.8	1	1.25	1.5	1.75	2	2	2.5	2.5
3.8	4.5	5.5	7	8.5	10	13	16	18	21	24	27	30
3.98	4.68	5.68	7.22	8.72	10.22	13.27	16.27	18.27	21.33	24.33	27.33	30.33
3.62	4.32	5.32	6.78	8.28	9.78	12.73	15.73	17.73	20.67	23.67	26.67	29.67
2.6	3.1	3.6	4.7	5.7	6.8	9.2	11.2	13.7	15.7	17.7	20.2	22.4
2	2.5	3	4	5	6	8	10	12	14	16	18	20
1.86	2.36	2.86	3.82	4.82	5.82	7.78	9.78	11.73	13.73	15.73	17.73	19.67
0.51	0.51	0.51	0.6	0.6	0.68	1.02	1.02	1.45	1.45	1.45	1.87	2.04
2	2.5	3	4	5	6	8	10	12	14	16	18	20
1.86	2.36	2.86	3.82	4.82	5.7	7.64	9.64	11.57	13.57	15.57	17.57	19.48
0.1	0.1	0.1	0.2	0.2	0.25	0.4	0.4	0.6	0.6	0.6	0.6	0.8
0.2	0.25	0.3	0.4	0.5	0.6	0.8	1	1.2	1.4	1.6	1.8	2
3.48	4.18	5.07	6.53	8.03	9.38	12.33	15.33	17.23	20.17	23.17	25.87	28.87
0.55	0.85	1.15	1.4	1.9	2.3	3.3	4	4.8	5.8	6.8	7.8	8.6
6	8	10	20	25	30	45	50	55	60	70	80	90
1.75	2.4	2.8	3.95	4.5	5.6	7.95	8.95	11.35	13.45	15.7	17.75	20.2
0.84	1.04	1.27	1.8	2.03	2.42	3.31	4.02	5.21	5.99	7.01	8	9.2
0.71	0.91	1.01	1.42	1.65	2.02	2.92	3.62	4.82	5.62	6.62	7.5	8.69

 

Size

2#

3#

4#

5#

6#

8#

10#

12#

1/4

d		Screw Diameter
PP		UNC
		UNF
		UNEF
ds		max=nominal size
		min
dk		max
		min
k		max
		min
A		Ref.
t		min
b		min
c		chamfer or radius	max
r		chamfer or radius	max
R		min
Socket No.

0.086	0.099	0.112	0.125	0.138	0.164	0.19	0.216	0.25
56	48	40	40	32	32	24	24	20
64	56	48	44	40	36	32	28	28
-	-	-	-	-	-	-	32	32
0.086	0.099	0.112	0.125	0.138	0.164	0.19	0.216	0.25
0.0822	0.0949	0.1075	0.1202	0.1329	0.1585	0.184	0.2095	0.2435
0.14	0.161	0.183	0.205	0.226	0.27	0.312	0.324	0.375
0.134	0.154	0.176	0.198	0.216	0.257	0.298	0.314	0.354
0.086	0.099	0.112	0.125	0.138	0.164	0.19	0.216	0.25
0.083	0.095	0.108	0.121	0.134	0.159	0.185	0.21	0.244
0.094	0.094	0.111	0.111	0.132	0.178	0.2	0.2	0.221
0.019	0.019	0.022	0.022	0.026	0.036	0.040	0.040	0.044
0.62	0.62	0.75	0.75	0.75	0.88	0.88	0.88	1
0.008	0.008	0.009	0.012	0.013	0.014	0.018	0.022	0.025
0.007	0.007	0.008	0.008	0.008	0.008	0.008	0.01	0.01
0.003	0.004	0.004	0.005	0.005	0.006	0.006	-	0.007
T8	T8	T10	T10	T15	T25	T27	T27	T30

 

Size

5/16

3/8

7/16

1/2

9/16

5/8

3/4

7/8

1

d		Screw Diameter
PP		UNC
		UNF
		UNEF
ds		max=nominal size
		min
dk		max
		min
k		max
		min
A		Ref.
t		min
b		min
c		chamfer or radius	max
r		chamfer or radius	max
R		min
Socket No.

0.3125	0.375	0.4375	0.5	0.5625	0.625	0.75	0.875	1
18	16	14	13	12	11	10	9	8
24	24	20	20	18	18	16	14	12
32	32	28	28	24	24	20	20	20
0.3125	0.375	0.4375	0.5	0.5625	0.625	0.75	0.875	1
0.3053	0.3678	0.4294	0.4919	0.5538	0.6163	0.7406	0.8647	0.9886
0.469	0.562	0.656	0.75	0.843	0.938	1.125	1.312	1.5
0.446	0.54	0.631	0.725	0.827	0.914	1.094	1.291	1.476
0.312	0.375	0.438	0.5	0.562	0.625	0.75	0.875	1
0.306	0.368	0.43	0.492	0.554	0.616	0.74	0.864	0.988
0.312	0.352	0.446	0.446	0.529	0.619	0.795	0.882	0.882
0.055	0.062	0.078	0.078	0.093	0.108	0.139	0.154	0.154
1.12	1.25	1.38	1.5	1.5	1.75	2	2.25	2.5
0.033	0.04	0.047	0.055	0.062	0.07	0.085	0.1	0.114
0.01	0.01	0.015	0.015	0.015	0.015	0.015	0.02	0.02
0.009	0.012	0.014	0.016	-	0.021	0.025	0.031	0.034
T45	T50	T55	T55	T60	T70	T90	T100	T100

 

Thread Rods and Stud Bolts

----DIN 976-1 Fasteners - Stud bolts - Part 1: Metric thread
----DIN 975   Threaded Rods
----ASME B 18.31.1M - 2008 (R2016) Metric Continuous-Thread Studs [Table 1] (ASTM F568, F738M, F468M)
----ASME B 18.31.2 - 2014  Continuous Thread Stud(A193 / A320 / A437 / A453/A540/A1014)(Inch Series) [Table 1]
----ASME B 18.31.3 - 2014  Inch Threaded Rod (F568M, A193/A193M, F738M, F468M)
 

Heavy Hex Bolts

----ASME B 18.2.6 - 2019  Heavy Hex Structural Bolts (ASTM F3125 / F3125M)
----ASME B 18.2.1 - 2012 [Table 3]  Heavy Hex Bolts [Table 3] (ASTM A307 / A394)
----ASME B 18.2.1 - 2012 [Table 7]  Heavy Hex Screws [Table 7] (ASTM A193 / A320 / A394)
----ASME/ANSI B 18.2.3.7M - 2006  Metric heavy hex structural bolts
----EN 14399 (-3 Bolt) - 2015  High-strength structural bolting assemblies for preloading - Part 3: System HR - Hexagon bolt assemblies
----EN 14399 (-4 Bolt) - 2005  High-strength structural bolting assemblies for preloading - Part 4: System HV - Hexagon bolt
 

Heavy Hex Nuts

----ASME B 18.2.2 - 2022 [Table 10]  Heavy Hex Flat Nuts and Heavy Hex Flat Jam Nuts [Table 10] (ASTM A563 / F594 / F467)
----ASME B 18.2.6 - 2019  Heavy Hex Nuts for Use With Structural Bolts (ASTM A563 / A194 / A194M)
----EN 14399 (-3 Nut) - 2015  High-strength structural bolting assemblies for preloading - Part 3: System HR - Hexagon nut assemblies
----EN 14399 (-4 Nut) - 2005  High-strength structural bolting assemblies for preloading - Part 4: System HV - Hexagon nut
 

Testing Equipment

Exhibition

F A Q

Q1: Are you a factory or a trading company?
A1: we are manufacturer

Q2: Where are your main customers located?
A2: Our customers are mainly from North America, Europe and Southeast Asia

Q3: How many years of foreign trade experience do you have?
A3: We have nearly 20 years of foreign trade experience

Q4: Do you have a minimum order quantity requirement?
A4: No, our company has a certain amount of inventory for regular products.