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DIN 603 Carbon Steel Mushroom Head Square Neck Bolts

  • DIN 603 Carbon Steel Mushroom Head Square Neck Bolts
  • DIN 603 Carbon Steel Mushroom Head Square Neck Bolts
  • DIN 603 Carbon Steel Mushroom Head Square Neck Bolts
  • DIN 603 Carbon Steel Mushroom Head Square Neck Bolts
  • DIN 603 Carbon Steel Mushroom Head Square Neck Bolts
Place of Origin CHINA
Brand Name QBH
Certification ISO9001
Model Number DIN603
Minimum Order Quantity 900kg
Price 850USD/TON-1500USD/TON
Packaging Details 25KG/CTN,36CTN/PALLET or small packing
Delivery Time 30DAYS
Payment Terms L/C, T/T
Supply Ability 500TON/MONTH
Product Details
Standard DIN603 Material Stainless Steel
Size M5-M20 Grade A2-70 A2-80 A4-70 A4-80
Packing Carton And Pallet Or According To The Customer's Requirement Sample Free Sample
Thread Machine Thread Lead Time Per On Order Quantity
Type Hexagon Head Advantage We Can Manufacture According To Client Design,OEM / ODM / Customized Service Provided
Oem Yes,welcome
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DIN 603 Mushroom Head Square Neck Bolts

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Carbon Steel Mushroom Head Square Neck Bolts

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M20 304 Stainless Steel Bolts
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Product Description

DIN 603 Carbon Steel Mushroom Head Square Neck Bolts

 

Specification

 

DIN 603 - Mushroom head square neck bolts

Current norm: DIN 603
Equivalent norms: ISO 8677; CSN 021319; PN 82406; UNI 5731

 

DIN 603 Carbon Steel Mushroom Head Square Neck Bolts 0

Legend:

b - length of the thread (at least)
l - length of bolt
d - the nominal diameter of the thread
k - head height
ds - diameter of the screw shank
dk - head diameter
f - height squared
v - width of the square
r1 - Head radius
lg - length of the shank to thread
ls - length of the shank to the start of the thread

Makings:QBH

Steel: 4.6,8.8
Stainless: A2, A4
Plastic: -
Non Ferrous: -
Thread: 6g

Table according to DIN 603:

Thread d M5 M6 M8 M10 M12 M16 M20
P 0,8 1 1,25 1,5 1,75 2 2,5
b l < 125mm 16 18 22 26 30 38 46
125 < l < 200mm 22 24 28 32 36 44 52
l > 200mm - - 41 45 49 57 65
dk max. 13,55 16,55 20,65 24,65 30,65 38,8 46,8
min. 12,45 15,45 19,35 23,35 29,35 37,2 45,2
ds max. 5 6 8 10 12 16 20
min. 4,52 5,52 7,42 9,42 11,3 15,3 19,16
f max. 4,1 4,6 5,6 6,6 8,75 12,9 15,9
min. 2,9 3,4 4,4 5,4 7,25 11,1 14,1
k max. 3,3 3,88 4,88 5,38 6,95 8,95 11,05
min. 2,7 3,12 4,12 4,62 6,05 8,05 9,95
r1 approx. 10,7 12,6 16 19,2 24,1 29,3 33,9
r2 max. 0,5 0,5 0,5 0,5 1 1 1
r3 max. 0,75 0,9 1,2 1,5 1,8 2,4 3
v max. 5,48 6,48 8,58 10,58 12,7 16,7 20,84
min. 4,52 5,52 7,42 9,42 11,3 15,3 19,16

Tab2

l M5 M6 M8 M10   M12   M16   M20  
nominal
size		 min. max. ls min. lg max. ls min. lg max. ls min. lg max. ls min. lg max. ls min. lg max. ls min. lg max. ls min. lg max.
16 15,1 16,9 - 8 - 10                    
20 18,95 21,05 - 8 - 10 - 12 - 14            
25 23,95 26,05 - 8 - 10 - 12 - 14            
30 28,95 31,05 - 18 - 10 - 12 - 14 - 18        
35 33,75 36,25 15 19 12 17 - 12 - 14 - 18        
40 38,75 41,25 20 24 17 22 11,75 18 - 14 - 18        
45 43,75 46,25 25 29 22 27 16,75 23 11,5 19 - 18        
50 48,75 51,25 30 34 27 32 21,75 28 16,5 24 - 18        
55 53,5 56,5 35 39 32 37 26,75 33 21,5 29 16,25 25 - 23    
60 58,5 61,5 40 44 37 42 31,75 38 26,5 34 21,25 30 - 23    
65 63,5 66,5 45 49 42 47 36,75 43 31,5 39 26,75 35 17 27    
70 68,5 71,5 50 54 47 52 41,75 48 36,5 44 31,25 40 22 32 - 28,5
80 78,5 81,5 60 64 57 62 51,75 58 46,5 54 41,25 50 32 42 21,5 34
90 88,25 91,75     67 72 61,75 68 56,5 64 51,25 60 42 52 31,5 44
100 98,25 101,75     77 82 71,75 78 66,5 74 61,25 70 52 62 41,5 54
110 108,25 111,75     87 92 81,75 88 76,5 84 71,25 80 62 72 51,5 64
120 118,25 121,75     97 102 91,75 98 86,5 94 81,25 90 72 82 61,5 74
130 128 132     101 106 95,75 102 90,5 98 85,25 94 76 86 65,5 78
140 138 142     111 116 105,75 112 108,5 108 95,25 104 86 96 75,5 8
150 148 152     121 126 115,75 122 110,5 118 105,25 114 96 106 85,5 98
160 156 164             120,5 128 115,25 124 106 116 95,5 108
180 176 184             140,5 148 135,25 144 126 136 115,5 128
200 195,4 204,6             160,5 168 155,25 164 146 156 135,5 148

 

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

304 A2-70 A2-80 316 A4-70 A4-80

 

Materials and Chemical compstition

CHEMICAL COMPOSI(% )
Type C Si Mn P S Ni Cr Mo Cu Others
≤ ≤ ≤ ≤ ≤ ≥ ≥ ≥ ≈ 　
201Cu 0.08 1.00 7.5-10 0.06 0.03 4.00-6.00 14.0-17.0 　 2.0-3.0 　
201 0.15 1.00 8.50 0.06 0.03 3.50-5.50 16.0-18.0 　 　 N≤0.25
130M/202 0.15 1.00 7.5-10 0.06 0.03 4.00-6.00 17.0-19.0 　 　 N≤0.25
202 0.15 1.00 7.5-10 0.06 0.03 4.00-6.00 17.0-19.0 　 　 　
301 0.15 1.00 2.00 0.045 0.03 5.00-8.00 16.0-18.0 　 　 　
302 0.15 1.00 2.00 0.045 0.03 8.00-10.0 17.0-19.0 　 　 　
XM7
(302HQ)		 0.08 1.00 2.00 0.045 0.03 8.50-10.5 17.0-9.00 　 3.0-4.0 　
303 0.15 1.00 2.00 0.20 ≥0.15 8.00-10.0 17.0-19.0 ≤0.60 　 　
303Cu 0.15 1.00 3.00 0.20 ≥0.15 8.0-10.0 17.0-19.0 ≤0.60 1.5-3.5 　
304 0.08 1.00 2.00 0.045 0.03 8.00-10.0 18.0-20.0 　 　 　
304H 0.08 1.00 2.00 0.045 0.03 8.0-10.0 18.0-20.0 　 　 　
304HC 0.08 1.00 2.00 0.045 0.03 8.00-10.0 17.0-19.0 　 2.0-3.0 　
304HCM 0.08 1.00 2.00 0.045 0.03 8.0-10.0 17.0-19.0 　 2.5-4.0 　
304L 0.03 1.00 2.00 0.045 0.03 9.0-13.0 18.0-20.0 　 　 　
304M 0.06 1.00 2.00 0.045 0.03 8.50-10.0 18.0-20.0 　 　 　
305 0.12 1.00 2.00 0.045 0.03 10.5-13.0 17.0-19.0 　 　 　
305J1 0.08 1.00 2.00 0.045 0.03 11.0-13.5 16.5-19.0 　 　 　
309S 0.08 1.00 2.00 0.045 0.03 12.0-15.0 22.0-14.0 　 　 　
310S 0.08 1.50 2.00 0.045 0.03 19.0-22.0 24.0-26.0 　 　 　
314 0.25 15.-3.0 2.00 0.040 0.03 19.0--22.0 24.0-26.0 　 　 　
316 0.08 1.00 2.00 0.045 0.03 10.0-14.0 16.0-18.0 2.0-3.0 　 　
316Cu 0.03 1.00 2.00 0.045 0.03 10.0-14.0 16.0-18.0 2.0-3.0 2.0-3.0 　
316L
(12Ni)		 0.03 1.00 2.00 0.045 0.03 12.0-15.0 16.0-18.0 2.0-3.0 　 　
316L
(10Ni)		 0.03 1.00 2.00 0.045 0.03 10.0-14.0 16.0-18.0 2.0-3.0 　 　
321 0.08 1.00 2.00 0.045 0.03 9.00-13.0 17.0-19.0 　   Ti≤5*C%
410 0.15 　 1.00 　 0.03 　 11.5-13.5 　 　 　
416 0.15 　 1.25 　 ≥0.15 　 12.0-14.0 　 　 　
420 0.26-0.4 　 1.00 　 0.03 　 12.0-14.0 　 　 　
410L 0.30 1.00 1.00 0.040 0.03 　 11.5-13.5 　 　 　
430 0.12 0.75 1.00 0.040 0.03 　 16.0-18.0 　 　 　
430F 0.12 1.00 1.25 0.060 0.15 　 16.0-18.0 　 　 　
631(J1) 0.09 1.00 1.00 0.040 0.03 6.50-8.50 16.0-18.0 　 　 AL 0.75-1.5
2520 0.08 1.00 2.00 0.035 0.03 19.0-22.0 24.0-26.0 　 　 　

 

 

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.
Tags:

M20 High Tensile Stainless Steel Bolts

SUS316 High Tensile Stainless Steel Bolts

M8 316 Stainless Steel U Bolts

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