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Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt
Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt
Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt
Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt
Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt
Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt
Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt
Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt
Specifications
Brand Name :
QBH
Model Number :
DIN6921
Certification :
ISO9001
Place of Origin :
CHINA
MOQ :
900kg
Price :
Negotiation
Payment Terms :
L/C, T/T
Supply Ability :
500TON/MONTH
Delivery Time :
30DAYS
Packaging Details :
25KG/CTN,36CTN/PALLET or small packing
Standard :
DIN6921
Material :
stainless steel
Size :
M5-M20
Finish :
plain
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
Description

Specification

DIN 6921 - Hexagon flange bolts metric

Current norm: DIN EN 1665

Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt

Legend:

d2 - the inner diameter of the ring
b - length of the thread (at least)
l - length of bolt
d - the nominal diameter of the thread
k - head height
s - size hex head turnkey

Makings:QBH
Stainless: A2-70,A2-80,A4-70,A4-80
Plastic: -
Non Ferrous: -
Thread: 6g

Table according to DIN 6921:

Tdread M5 M6 M8 M10 M12 (M14) M16 M20
size d - - M8 x 1 M10 x 1,25 M12 x 1,5 (M14x1,5) M16 x 1,5 M20 x 1,5
- - - (M10 x 1) (M10 x 1,25) - - -
P 0,8 1 1,25 1,5 1,75 2 2 2,5
C Min. 1 1,1 1,2 1,5 1,8 2,1 2,4 3
da Min. 5 6 8 10 12 14 16 20
Max. 5,75 6,75 8,75 10,8 13 15,1 17,3 21,6
dc Max. 11,8 14,2 17,9 21,8 26 29,9 34,5 42,8
dw Min. 9,8 12,2 15,8 19,6 23,8 27,6 31,9 39,9
e Min. 8,79 11,05 14,38 16,64 20,03 23,36 26,75 32,95
h Max. 6,2 7,3 9,4 11,4 13,8 15,9 18,3 22,4
m Min. 4,7 5,7 7,6 9,6 11,6 13,3 15,3 18,9
m´ Min. 2,2 3,1 4,5 5,5 6,7 7,8 9 11,1
s Nominal size
=max.		 8 10 13 15 18 21 24 30
Min. 7,78 9,78 12,73 14,73 17,73 20,67 23,67 29,16
r Max. 0,3 0,36 0,48 0,6 0,72 0,88 0,96 1,2

Tab 2

Thread d M5 M6 M8 M10 M12 M14 M16 M 20
- - M8 x 1 M10 x 1,25 M12 x 1,5 M14 x 1,5 M16 x 1,5 M20 x 1,5
- - - (M10 x 1) (M12 x 1,25) - - -
l Shank lengtds
nominal
dimension		 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 ls min. lg max
10 9,71 10,29 - 2,4
12 11,65 12,35 - 2,4 - 3
16 15,65 16,35 - 2,4 - 3 - 4
20 19,58 20,42 - 4 - 3 - 4 - 4,5
25 24,58 25,42 5 9 2 7 - 4 - 4,5 - 5,3
30 29,58 30,42 10 14 7 12 - 8 - 4,5 - 5,3 - 6
35 34,5 35,5 15 19 12 17 6,75 13 - 9 - 5,3 - 6 - 6
40 39,5 40,5 20 24 17 22 11,75 18 6,5 14 - 10 - 6 - 6 - 7,5
45 44,5 45,5 25 29 22 27 16,75 23 11,5 19 6,25 15 - 11 - 6 - 7,5
50 49,5 50,5 30 34 27 32 21,75 28 16,5 24 11,25 20 6 16 - 12 - 7,5
55 54,4 55,6 32 37 26,75 33 21,5 29 16,25 25 11 21 7 17 - 9
60 59,4 60,6 37 42 31,75 38 26,5 34 21,25 30 16 26 12 22 - 14
65 64,4 65,5 36,75 43 31,5 39 26,25 35 21 31 17 27 6,5 19
70 69,4 70,6 41,75 48 36,5 44 31,25 40 26 36 22 32 11,5 24
80 79,4 80,6 51,75 58 46,5 54 41,25 50 36 46 32 42 21,5 34
90 89,3 90,7 56,5 64 51,25 60 46 56 42 52 31,5 44
100 99,3 100,7 66,5 74 61,25 70 56 66 52 62 41,5 54
110 109,3 110,7 71,25 80 66 76 62 72 51,5 54
120 119,3 120,7 81,25 90 76 86 72 82 61,5 74
130 129,2 130,8 80 90 76 86 65,5 78
140 139,2 140,8 90 100 86 96 75,5 88
150 149,2 150,8 96 106 85,5 98
160 159,2 160,8 106 116 95,5 108
180 179,2 180,8 115,5 128
200 199 201 135,5 148

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 Grade A2-70 A2-80 316 Grade 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.

Product tags

a2 70 stainless steel bolt

,

a2 stainless steel bolts

,

stainless steel bolts 316
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Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt

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Product Detail
Brand Name :
QBH
Model Number :
DIN6921
Certification :
ISO9001
Place of Origin :
CHINA
MOQ :
900kg
Price :
Negotiation
Contact Supplier
video
Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt
Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt
Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt
Carbon Steel DIN6921 Metric A2 80 Stainless Steel Flange Bolt

Jiaxing City Qunbang Hardware Co., Ltd

Verified Supplier
6 Years
zhejiang, jiaxing
Since 2014
Business Type :
Manufacturer, Trading Company, Seller
Main Products :
Steel Nut Bolts, Steel Hex Bolt, Carbon Steel Bolt
Total Annual :
3000-4500
Employee Number :
100~150
Certification Level :
Verified Supplier
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