MOQ: | 900kg |
Price: | Negotiation |
Standard Packaging: | 25KG/CTN,36CTN/PALLET or small packing |
Delivery Period: | 30DAYS |
Payment Method: | L/C, T/T,OA |
Supply Capacity: | 600TON/MONTH |
JIS B1186 Carbon Steel Hex Head Grade F8T Steel Nut Bolts
The advantages of QBH
Specification
Sets of high strength hexagon bolt, hexagon nut and plain washers for friction grip joints
Bulong F10T owns quite a lot of advantages such as the ability to withstand very good thanks to materials with high durability, easily constructed with the machine, save time and construction costs compared to construction.
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Process flow
Cold forging
Annealing treatment(if need) ➨ wiredrawing ➨ clod forging ➨ thread rolling ➨make heat treatment(if need) ➨ Finish ➨ Packing
Hot forging
Cutting material ➨ hot forging ➨ turning ➨ shrink diameter(half thread) ➨thread rolling ➨ make heat treatment(if need) ➨ Finish ➨ Packing
Classes and Grades
Classes of sets | Combination of grade according to mechanical properties of component parts |
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Class according to mechanical properties |
Class according to torque coefficient |
Bolt | Nut | Washer |
Class 2 | A | F 10 T | F 10 | F 35 |
Mechanical Properties
Machined Test Pieces
Grade of bolt according to mechanical properties |
Yield strength (N/mm2) |
Tensile strength (N/mm2) |
Elongation (%) |
Reduction of area (%) |
F 10 T | 900 min. | 1000 ~ 1200 min. | 16 min. | 45 min. |
Full Size Bolts
Grade of bolt according to mechanical properties |
Tensile load (min.) (KN) | Hardness | ||||||
Nominal size of thread | ||||||||
M12 | M16 | M20 | M22 | M24 | M27 | M30 | ||
F 10 T | 84 | 157 | 245 | 303 | 353 | 459 | 561 | HRC 27 ~ 38 |
Determination of Bolt Length ( Unit: mm )
Nominal size of threads | To determine required bolt length add to grip | ![]() |
M12 | 25 | |
M16 | 30 | |
M20 | 35 | |
M22 | 40 | |
M24 | 45 | |
M27 | 50 | |
M30 | 55 |
Materials and Chemical compstition
1035
CHEMICAL COMPOSI % | |||||||
C | Si | Mn | P | S | Cr | Ni | Cu |
0.34 | 0.13 | 0.73 | 0.012 | 0.002 | 0.02 | 0.01 | 0.02 |
10B21
CHEMICAL COMPOSI % | ||||||
C | Si | Mn | P | S | Cr | B |
0.2 | 0.04 | 0.81 | 0.017 | 0.007 | 0.017 | 0.0021 |
1045
CHEMICAL COMPOSI % | |||||||
C | Si | Mn | P | S | Cr | Ni | Cu |
0.45 | 0.23 | 0.58 | 0.014 | 0.006 | 0.057 | 0.008 | 0.016 |
40CR
CHEMICAL COMPOSI % | |||||||
C | Si | Mn | P | S | Cr | Ni | Cu |
0.4 | 0.21 | 0.54 | 0.015 | 0.008 | 0.95 | 0.02 | 0.02 |
35CRMO
CHEMICAL COMPOSI % | ||||||||
C | Si | Mn | P | S | Cr | Ni | Cu | Mo |
0.35 | 0.22 | 0.59 | 0.01 | 0.003 | 0.93 | 0.01 | 0.01 | 0.21 |
42CRMO
CHEMICAL COMPOSI % | ||||||||
C | Si | Mn | P | S | Cr | Ni | Cu | Mo |
0.42 | 0.27 | 0.92 | 0.013 | 0.004 | 1.01 | 0.03 | 0.04 | 0.2 |
Finish
PLAIN ZP YZP BLACK HDG DACROMET GEOMET CHROME NICKEL AND SO ON
PACKING
QBH BULK
20-25KG/CTN,36CTNS/PALLET
20-30KG/BAGS,36BAGS/PALLET
ONE TON/BOXES
50KG/ IRON DRUM,12 IRON DRUMS/PALLET
QBH SMALL PACKING
Packing in small boxes according to customer’s requirements
Packing in plastic bag according to customer’s requirements
QBH PALLET TYPE
SOLID WOOD FUMIGATION PALLET
EURO Pallet
THREE SPLINT PALLET
WOODEN BOX
FAQ
MOQ: | 900kg |
Price: | Negotiation |
Standard Packaging: | 25KG/CTN,36CTN/PALLET or small packing |
Delivery Period: | 30DAYS |
Payment Method: | L/C, T/T,OA |
Supply Capacity: | 600TON/MONTH |
JIS B1186 Carbon Steel Hex Head Grade F8T Steel Nut Bolts
The advantages of QBH
Specification
Sets of high strength hexagon bolt, hexagon nut and plain washers for friction grip joints
Bulong F10T owns quite a lot of advantages such as the ability to withstand very good thanks to materials with high durability, easily constructed with the machine, save time and construction costs compared to construction.
|
||||||||
|
|
|||||||
|
|
|||||||
|
Process flow
Cold forging
Annealing treatment(if need) ➨ wiredrawing ➨ clod forging ➨ thread rolling ➨make heat treatment(if need) ➨ Finish ➨ Packing
Hot forging
Cutting material ➨ hot forging ➨ turning ➨ shrink diameter(half thread) ➨thread rolling ➨ make heat treatment(if need) ➨ Finish ➨ Packing
Classes and Grades
Classes of sets | Combination of grade according to mechanical properties of component parts |
|||
Class according to mechanical properties |
Class according to torque coefficient |
Bolt | Nut | Washer |
Class 2 | A | F 10 T | F 10 | F 35 |
Mechanical Properties
Machined Test Pieces
Grade of bolt according to mechanical properties |
Yield strength (N/mm2) |
Tensile strength (N/mm2) |
Elongation (%) |
Reduction of area (%) |
F 10 T | 900 min. | 1000 ~ 1200 min. | 16 min. | 45 min. |
Full Size Bolts
Grade of bolt according to mechanical properties |
Tensile load (min.) (KN) | Hardness | ||||||
Nominal size of thread | ||||||||
M12 | M16 | M20 | M22 | M24 | M27 | M30 | ||
F 10 T | 84 | 157 | 245 | 303 | 353 | 459 | 561 | HRC 27 ~ 38 |
Determination of Bolt Length ( Unit: mm )
Nominal size of threads | To determine required bolt length add to grip | ![]() |
M12 | 25 | |
M16 | 30 | |
M20 | 35 | |
M22 | 40 | |
M24 | 45 | |
M27 | 50 | |
M30 | 55 |
Materials and Chemical compstition
1035
CHEMICAL COMPOSI % | |||||||
C | Si | Mn | P | S | Cr | Ni | Cu |
0.34 | 0.13 | 0.73 | 0.012 | 0.002 | 0.02 | 0.01 | 0.02 |
10B21
CHEMICAL COMPOSI % | ||||||
C | Si | Mn | P | S | Cr | B |
0.2 | 0.04 | 0.81 | 0.017 | 0.007 | 0.017 | 0.0021 |
1045
CHEMICAL COMPOSI % | |||||||
C | Si | Mn | P | S | Cr | Ni | Cu |
0.45 | 0.23 | 0.58 | 0.014 | 0.006 | 0.057 | 0.008 | 0.016 |
40CR
CHEMICAL COMPOSI % | |||||||
C | Si | Mn | P | S | Cr | Ni | Cu |
0.4 | 0.21 | 0.54 | 0.015 | 0.008 | 0.95 | 0.02 | 0.02 |
35CRMO
CHEMICAL COMPOSI % | ||||||||
C | Si | Mn | P | S | Cr | Ni | Cu | Mo |
0.35 | 0.22 | 0.59 | 0.01 | 0.003 | 0.93 | 0.01 | 0.01 | 0.21 |
42CRMO
CHEMICAL COMPOSI % | ||||||||
C | Si | Mn | P | S | Cr | Ni | Cu | Mo |
0.42 | 0.27 | 0.92 | 0.013 | 0.004 | 1.01 | 0.03 | 0.04 | 0.2 |
Finish
PLAIN ZP YZP BLACK HDG DACROMET GEOMET CHROME NICKEL AND SO ON
PACKING
QBH BULK
20-25KG/CTN,36CTNS/PALLET
20-30KG/BAGS,36BAGS/PALLET
ONE TON/BOXES
50KG/ IRON DRUM,12 IRON DRUMS/PALLET
QBH SMALL PACKING
Packing in small boxes according to customer’s requirements
Packing in plastic bag according to customer’s requirements
QBH PALLET TYPE
SOLID WOOD FUMIGATION PALLET
EURO Pallet
THREE SPLINT PALLET
WOODEN BOX
FAQ