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ANSI ASME B18.2.1 Carbon Steel Heavy Hex Cap Screw

ANSI ASME B18.2.1 Carbon Steel Heavy Hex Cap Screw

MOQ: 900kg
Price: Negotiation
Standard Packaging: 25kg Carton+900kg/Pallet
Delivery Period: 30days
Payment Method: L/C, T/T,OA
Supply Capacity: 500TON/MONTH
Detail Information
Place of Origin
CHINA
Brand Name
QBH
Certification
ISO9001
Model Number
ANSI 3/8” to 3"
Material:
Carbon Steel
Size:
3/8 To 3inch
Surface Treatment:
Plain,Zinc,Black,H.D.G
Grade:
2/5/8
Process:
Cold Forging,Hot Forging
Sample:
Free Sample
Packaging:
25kg Carton+900kg/Pallet
Minimum Order Quantity:
900kg
Price:
Negotiation
Packaging Details:
25kg Carton+900kg/Pallet
Delivery Time:
30days
Payment Terms:
L/C, T/T,OA
Supply Ability:
500TON/MONTH
Highlight:

ASME Heavy Hex Cap Screw

,

B18.2.1 Heavy Hex Cap Screw

,

A307B Heavy Hex Head Bolt

Product Description

ANSI ASME B18.2.1 Carbon Steel Heavy Hex Cap Screw

Manufacturing

QBH Bolt manufactures heavy hex bolts from 3/8″ diameter through 3″ diameter in most ASTM, AASHTO, and SAE specifications. Special tooling can be created to produce nonstandard head dimensions or bolt heads with your company’s name and/or logo.

 

 

Several ASTM specifications require a hex head that is larger than a standard (finished) hex head. These specifications include: A193, A320 and A307B. Although A325 and A490 bolts also require a heavy hex head, please refer to Structural Bolts for dimensional specifications, since these bolts have shorter thread lengths than standard heavy hex bolts.

 

Applications

Heavy hex bolts can be used for many different applications that include fastening wood, steel, and other construction materials for projects such as docks, bridges, highway structures, and buildings. Heavy hex bolts with forged heads are also commonly used as headed anchor bolts.

 

 

ANSI ASME B18.2.1 Carbon Steel Heavy Hex Cap Screw 0

Screw Thread
d
3/8 1/2 5/8 3/4 7/8 1 1-1/8 1-1/4 1-3/8
d
ds max
min
s max
min
e max
min
k max
min
r max
min
b L≤6
6<L
0.3750 0.5000 0.6250 0.7500 0.8750 1.0000 1.1250 1.2500 1.3750
0.388 0.515 0.642 0.768 0.895 1.022 1.149 1.277 1.404
0.360 0.482 0.605 0.729 0.852 0.976 1.098 1.223 1.345
0.688 0.875 1.062 1.250 1.438 1.625 1.812 2.000 2.188
0.669 0.850 1.031 1.212 1.394 1.575 1.756 1.938 2.119
0.794 1.010 1.227 1.443 1.660 1.876 2.093 2.309 2.526
0.763 0.969 1.175 1.383 1.589 1.796 2.002 2.209 2.416
0.268 0.364 0.444 0.524 0.604 0.700 0.780 0.876 0.940
0.226 0.302 0.378 0.455 0.531 0.591 0.658 0.749 0.810
0.030 0.030 0.060 0.060 0.060 0.090 0.090 0.090 0.090
0.010 0.010 0.020 0.020 0.020 0.030 0.030 0.030 0.030
1.000 1.250 1.500 1.750 2.000 2.250 2.500 2.750 3.000
1.250 1.500 1.750 2.000 2.250 2.500 2.750 3.000 3.250
Screw Thread
d
1-1/2 1-5/8 1-3/4 1-7/8 2 2-1/4 2-1/2 2-3/4 3
d
ds max
min
s max
min
e max
min
k max
min
r max
min
b L≤6
6<L
1.5000 1.6250 1.7500 1.8750 2.0000 2.2500 2.5000 2.7500 3.0000
1.531 1.658 1.785 1.912 2.039 2.305 2.559 2.827 3.081
1.470 1.591 1.716 1.839 1.964 2.214 2.461 2.711 2.961
2.375 2.562 2.750 2.938 3.125 3.500 3.875 4.250 4.625
2.300 2.481 2.662 2.844 3.025 3.388 3.750 4.112 4.475
2.742 2.959 3.175 3.392 3.608 4.041 4.474 4.907 5.340
2.622 2.829 3.035 3.242 3.449 3.862 4.275 4.688 5.102
1.036 1.116 1.196 1.276 1.388 1.548 1.708 1.869 2.060
0.902 0.978 1.054 1.130 1.175 1.327 1.479 1.632 1.815
0.090 0.090 0.120 0.120 0.120 0.190 0.190 0.190 0.190
0.030 0.030 0.040 0.040 0.040 0.060 0.060 0.060 0.060
3.250 3.500 3.750 4.000 4.250 4.750 5.250 5.750 6.250
3.500 3.750 4.000 4.250 4.500 5.000 5.500 6.000 6.500

 

 

 

 

Mechanical property :SAEJ429

 

ANSI ASME B18.2.1 Carbon Steel Heavy Hex Cap Screw 1

 

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

 

 

 

 

 

Product Grade

 

Grade2 Grade5 Grade8 or A307B A325  A490 A320 A193

 

 

 

 

Materials and Chemical compstition

 

 

 

1008

CHEMICAL COMPOSI %
C Si Mn P S Cr Ni Cu Al
0.06 0.06 0.33 0.013 0.003 0.01 0 0.01 0.028

 

 

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

 

 

The advantages of QBH

  • QBH brand sales to the main quality assurance.
  • Years of export trade management, excellent service, word-of-mouth guarantee.
  • By working with TUV,escort for quality.
  • Customization of non-standard parts can be made according to customer's requirements and drawings.
  • For quality customers,we can provide a certain credit period.
     

 

products
PRODUCTS DETAILS
ANSI ASME B18.2.1 Carbon Steel Heavy Hex Cap Screw
MOQ: 900kg
Price: Negotiation
Standard Packaging: 25kg Carton+900kg/Pallet
Delivery Period: 30days
Payment Method: L/C, T/T,OA
Supply Capacity: 500TON/MONTH
Detail Information
Place of Origin
CHINA
Brand Name
QBH
Certification
ISO9001
Model Number
ANSI 3/8” to 3"
Material:
Carbon Steel
Size:
3/8 To 3inch
Surface Treatment:
Plain,Zinc,Black,H.D.G
Grade:
2/5/8
Process:
Cold Forging,Hot Forging
Sample:
Free Sample
Packaging:
25kg Carton+900kg/Pallet
Minimum Order Quantity:
900kg
Price:
Negotiation
Packaging Details:
25kg Carton+900kg/Pallet
Delivery Time:
30days
Payment Terms:
L/C, T/T,OA
Supply Ability:
500TON/MONTH
Highlight

ASME Heavy Hex Cap Screw

,

B18.2.1 Heavy Hex Cap Screw

,

A307B Heavy Hex Head Bolt

Product Description

ANSI ASME B18.2.1 Carbon Steel Heavy Hex Cap Screw

Manufacturing

QBH Bolt manufactures heavy hex bolts from 3/8″ diameter through 3″ diameter in most ASTM, AASHTO, and SAE specifications. Special tooling can be created to produce nonstandard head dimensions or bolt heads with your company’s name and/or logo.

 

 

Several ASTM specifications require a hex head that is larger than a standard (finished) hex head. These specifications include: A193, A320 and A307B. Although A325 and A490 bolts also require a heavy hex head, please refer to Structural Bolts for dimensional specifications, since these bolts have shorter thread lengths than standard heavy hex bolts.

 

Applications

Heavy hex bolts can be used for many different applications that include fastening wood, steel, and other construction materials for projects such as docks, bridges, highway structures, and buildings. Heavy hex bolts with forged heads are also commonly used as headed anchor bolts.

 

 

ANSI ASME B18.2.1 Carbon Steel Heavy Hex Cap Screw 0

Screw Thread
d
3/8 1/2 5/8 3/4 7/8 1 1-1/8 1-1/4 1-3/8
d
ds max
min
s max
min
e max
min
k max
min
r max
min
b L≤6
6<L
0.3750 0.5000 0.6250 0.7500 0.8750 1.0000 1.1250 1.2500 1.3750
0.388 0.515 0.642 0.768 0.895 1.022 1.149 1.277 1.404
0.360 0.482 0.605 0.729 0.852 0.976 1.098 1.223 1.345
0.688 0.875 1.062 1.250 1.438 1.625 1.812 2.000 2.188
0.669 0.850 1.031 1.212 1.394 1.575 1.756 1.938 2.119
0.794 1.010 1.227 1.443 1.660 1.876 2.093 2.309 2.526
0.763 0.969 1.175 1.383 1.589 1.796 2.002 2.209 2.416
0.268 0.364 0.444 0.524 0.604 0.700 0.780 0.876 0.940
0.226 0.302 0.378 0.455 0.531 0.591 0.658 0.749 0.810
0.030 0.030 0.060 0.060 0.060 0.090 0.090 0.090 0.090
0.010 0.010 0.020 0.020 0.020 0.030 0.030 0.030 0.030
1.000 1.250 1.500 1.750 2.000 2.250 2.500 2.750 3.000
1.250 1.500 1.750 2.000 2.250 2.500 2.750 3.000 3.250
Screw Thread
d
1-1/2 1-5/8 1-3/4 1-7/8 2 2-1/4 2-1/2 2-3/4 3
d
ds max
min
s max
min
e max
min
k max
min
r max
min
b L≤6
6<L
1.5000 1.6250 1.7500 1.8750 2.0000 2.2500 2.5000 2.7500 3.0000
1.531 1.658 1.785 1.912 2.039 2.305 2.559 2.827 3.081
1.470 1.591 1.716 1.839 1.964 2.214 2.461 2.711 2.961
2.375 2.562 2.750 2.938 3.125 3.500 3.875 4.250 4.625
2.300 2.481 2.662 2.844 3.025 3.388 3.750 4.112 4.475
2.742 2.959 3.175 3.392 3.608 4.041 4.474 4.907 5.340
2.622 2.829 3.035 3.242 3.449 3.862 4.275 4.688 5.102
1.036 1.116 1.196 1.276 1.388 1.548 1.708 1.869 2.060
0.902 0.978 1.054 1.130 1.175 1.327 1.479 1.632 1.815
0.090 0.090 0.120 0.120 0.120 0.190 0.190 0.190 0.190
0.030 0.030 0.040 0.040 0.040 0.060 0.060 0.060 0.060
3.250 3.500 3.750 4.000 4.250 4.750 5.250 5.750 6.250
3.500 3.750 4.000 4.250 4.500 5.000 5.500 6.000 6.500

 

 

 

 

Mechanical property :SAEJ429

 

ANSI ASME B18.2.1 Carbon Steel Heavy Hex Cap Screw 1

 

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

 

 

 

 

 

Product Grade

 

Grade2 Grade5 Grade8 or A307B A325  A490 A320 A193

 

 

 

 

Materials and Chemical compstition

 

 

 

1008

CHEMICAL COMPOSI %
C Si Mn P S Cr Ni Cu Al
0.06 0.06 0.33 0.013 0.003 0.01 0 0.01 0.028

 

 

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

 

 

The advantages of QBH

  • QBH brand sales to the main quality assurance.
  • Years of export trade management, excellent service, word-of-mouth guarantee.
  • By working with TUV,escort for quality.
  • Customization of non-standard parts can be made according to customer's requirements and drawings.
  • For quality customers,we can provide a certain credit period.
     

 

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