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China factories

China factory - Jiaxing City Qunbang Hardware Co., Ltd

Jiaxing City Qunbang Hardware Co., Ltd

  • China,Jiaxing ,Zhejiang
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  3. Advantage products Hex nuts DIN 970 NUTS M3-M68 cold forging and hot forging ZP
China Advantage products Hex nuts DIN 970 NUTS M3-M68 cold forging and hot forging ZP
China Advantage products Hex nuts DIN 970 NUTS M3-M68 cold forging and hot forging ZP

  1. China Advantage products Hex nuts DIN 970 NUTS M3-M68 cold forging and hot forging ZP
  2. China Advantage products Hex nuts DIN 970 NUTS M3-M68 cold forging and hot forging ZP
  3. China Advantage products Hex nuts DIN 970 NUTS M3-M68 cold forging and hot forging ZP
  4. China Advantage products Hex nuts DIN 970 NUTS M3-M68 cold forging and hot forging ZP

Advantage products Hex nuts DIN 970 NUTS M3-M68 cold forging and hot forging ZP

  1. MOQ： 500kg/size
  2. Price： Negotiation
  3. Get Latest Price
Payment Terms T/T, L/C
Supply Ability 500TON/MONTH
Delivery Time 30days
Packaging Details 25kg Carton+900kg/Pallet or 5KG/CTN
MATERIAL 1008 1035 1045
CLASS 6\8\10
STANDARD DIN970
Mechanical properties ISO898-2
Surface ZP YZP HDG BLACK AND SO ON
PACKING BULK AND SMALL PACKING
Brand Name QBH
Model Number M3-M68
Certification ISO9001
Place of Origin CHINA

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T, L/C Supply Ability 500TON/MONTH
Delivery Time 30days Packaging Details 25kg Carton+900kg/Pallet or 5KG/CTN
MATERIAL 1008 1035 1045 CLASS 6\8\10
STANDARD DIN970 Mechanical properties ISO898-2
Surface ZP YZP HDG BLACK AND SO ON PACKING BULK AND SMALL PACKING
Brand Name QBH Model Number M3-M68
Certification ISO9001 Place of Origin CHINA
High Light ZP Hex nuts ，HDG Hex nuts ，BLACK Hex nuts

 

Specification

 

DIN 970 Hex Nut, style 1 by available Material and Size

DIN 970 Hex Nut, style 1 are in the group Nuts. Nuts, or mating fasteners, are available in hundreds of different shapes and sizes for any project or application. Varieties are normally hexagonal or square in shape, and have either coarse or fine internal threads that correspond to those of a mating bolt or screw.

 

DIN EN 970

Non-destructive examination of fusion welds - Visual examination; German version EN 970:1997

 

 

DIN970 NUTS

 

 

 

 

 

Unit:mm

 

Thread d preferred
threads		 M1,6 M2 M2,5 M3 M4 M5 M6 M8 M10 M12
P 0,35 0,4 0,45 0,5 0,7 0,8 1 1,25 1,5 1,75
c max. 0,20 0,20 0,30 0,40 0,40 0,50 0,50 0,60 0,60 0,60
min. 0,10 0,10 0,10 0,15 0,15 0,15 0,15 0,15 0,15 0,15
da max. 1,84 2,30 2,90 3,45 4,60 5,75 6,75 8,75 10,80 13,00
min. 1,60 2,00 2,50 3,00 4,00 5,00 6,00 8,00 10,00 12,00
dw min. 2,40 3,10 4,10 4,60 5,90 6,90 8,90 11,60 14,60 16,60
e min. 3,41 4,32 5,45 6,01 7,66 8,79 11,05 14,38 17,77 20,03
m max. 1,30 1,60 2,00 2,40 3,20 4,70 5,20 6,80 8,40 10,80
min. 1,05 1,35 1,75 2,15 2,90 4,40 4,90 6,44 8,04 10,37
mw min. 0,80 1,10 1,40 1,70 2,30 3,50 3,90 5,20 6,40 8,30
s nominal = max. 3,20 4,00 5,00 5,50 7,00 8,00 10,0 13,00 16,00 18,00
min. 3,02 3,82 4,82 5,32 6,78 7,78 9,78 12,73 15,73 17,73


 

Thread d preferred
threads		 M16 M20 M24 M30 M36 M42 M48 M56 M64
P 2 2,5 3 3,5 4 4,5 5 5,5 6
c max. 0,80 0,80 0,80 0,80 0,80 1,00 1,00 1,00 1,00
min. 0,20 0,20 0,20 0,20 0,20 0,30 0,30 0,30 0,30
da max. 17,30 21,60 25,90 32,40 38,90 45,40 51,80 60,50 69,10
min. 16,00 20,00 24,00 30,00 36,00 42,00 48,00 56,00 64,00
dw min. 22,50 27,70 33,30 42,80 51,10 60,00 69,50 78,70 88,20
e min. 26,75 32,95 39,55 50,85 60,79 71,30 82,60 93,56 104,86
m max. 14,80 18,00 21,50 25,60 31,00 34,00 38,00 45,00 51,00
min. 14,10 16,90 20,20 24,30 29,40 32,40 36,40 43,40 49,10
mw min. 11,30 13,50 16,20 19,40 23,50 25,90 29,10 34,70 39,30
s nominal = max. 24,00 30,00 36,00 46,00 55,00 65,00 75,00 85,00 95,00
min. 23,67 29,16 35,00 45,00 53,80 63,10 73,10 82,80 92,80


 

Thread d non-preferred
threads		 M3,5 M14 M18 M22 M27 M33 M39 M45 M52 M60
P 0,6 2 2,5 2,5 3 3,5 4 4,5 5 5,5
c max. 0,40 0,60 0,80 0,80 0,80 0,80 1,00 1,00 1,00 1,00
min. 0,15 0,15 0,20 0,20 0,20 0,20 0,30 0,30 0,30 0,30
da max. 4,00 15,10 19,50 23,70 29,10 35,60 42,10 48,60 56,20 64,80
min. 3,50 14,00 18,00 22,00 27,00 33,00 39,00 45,00 52,00 60,00
dw min. 5,00 19,60 24,90 31,40 38,00 46,60 55,90 64,70 74,20 83,40
e min. 6,58 23,36 29,56 37,29 45,20 55,37 66,44 76,95 88,25 99,21
m max. 2,80 12,80 15,80 19,40 23,80 28,70 33,40 36,00 42,00 48,00
min. 2,55 12,10 15,10 18,10 22,50 27,40 31,80 34,40 40,40 46,40
mw min. 2,00 9,70 12,10 14,50 18,00 21,90 25,40 27,50 32,30 37,10
s nominal = max. 6,00 21,00 27,00 34,00 41,00 50,00 60,00 70,00 80,00 90,00
min. 5,82 20,67 26,16 33,00 40,00 49,00 58,80 68,10 78,10 87,80

 

 

Process flow

 

Cold forging

Annealing treatment(if need) ➨ wiredrawing ➨ clod forging ➨ tapping ➨make heat treatment(if need) ➨ Finish ➨ Packing

 

Hot forging

Cutting material ➨ hot forging ➨ turning ➨ tapping ➨ make heat treatment(if need) ➨ Finish ➨ Packing

 

 

Product Grade

 

Class 5 Class 6 Class 8 Class 10 Class 12

 

 

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

 

 

MECHANICAL PROPERTY

 

TESTING STANDARD:DIN267- 4 OR ISO898-2

SIZE CLASS
04 05
PROOF LOAD
N/mm2
HV		 NUT PROOF LOAD
N/mm2
HV		 NUT
＞ ≤ min max HEAT TREATMENT TYPE min max HEAT TREATMENT TYPE
/ M4 380 188 302 NO THIN NUT 500 272 353 YES THIN NUT
M4 M7
M7 M10
M10 M16
M16 M39
SIZE CLASS
4 5
PROOF LOAD
N/mm2		 HV NUT PROOF LOAD
N/mm2		 HV NUT
＞ ≤ min max HEAT TREATMENT TYPE min max HEAT TREATMENT TYPE
/ M4 / / / / / 520 130 302 NO 1
M4 M7 580
M7 M10 590
M10 M16 610
M16 M39 510 117 302 NO 1 630 146
SIZE CLASS
6 8
PROOF LOAD
N/mm2		 HV NUT PROOF LOAD
N/mm2		 HV NUT
＞ ≤ min max HEAT TREATMENT TYPE min max HEAT TREATMENT TYPE
/ M4 600 150 302 NO 1 800 180 302 NO 1
M4 M7 670 855 200
M7 M10 680 870
M10 M16 700 880
M16 M39 720 170 920 233 353 YES
SIZE CLASS
8 9
PROOF LOAD
N/mm2		 HV NUT PROOF LOAD
N/mm2		 HV NUT
＞ ≤ min max HEAT TREATMENT TYPE min max HEAT TREATMENT TYPE
/ M4 / / / / / 900 170 302 NO 2
M4 M7 915 188
M7 M10 940
M10 M16 950
M16 M39 890 180 302 NO 2 920
SIZE CLASS
10 12
PROOF LOAD
N/mm2		 HV NUT PROOF LOAD
N/mm2		 HV NUT
＞ ≤ min max HEAT TREATMENT TYPE min max HEAT TREATMENT TYPE
/ M4 1040 272 353 YES 1 1140 295 353 YES 1
M4 M7 1040 1140
M7 M10 1040 1140
M10 M16 1050 1140
M16 M39 1060 / / / / /
SIZE CLASS  
12
PROOF LOAD
N/mm2		 HV NUT
＞ ≤ min max HEAT TREATMENT TYPE
/ M4 1150 272 353 YES 2
M4 M7 1150
M7 M10 1160
M10 M16 1190
M16 M39 1200

 

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 application

DIN 970 Hexagonal nuts use in conjunction with external threaded mating fasteners such as bolts, stud, screws, etc. Analogues. ISO 4032 modified. Benefits. DIN 970 nuts are hexagonal nut. This made from high strength standard material. Highly resist chemical and corrosion. It can use for light duty low-clearance application.

 

 

 

 

Analogues

  • ISO 4032 modified.

Benefits

  • DIN 970 nuts are hexagonal nut.
  • This made from high strength standard material.
  • Highly resist chemical and corrosion.
  • It can use for light duty low-clearance application.
  • Nut available with various plating that protect from rust.
  • Due to Finishing or coating increase service life.
  • Strong threads resist loosing due to vibrations.
  • It can disassemble and reuse.
  • Design of nut make it easy to tighten and loosen.

Operation

  • The structure of DIN 970 nut is widely used for industrial as well as commercial use.
  • DIN 970 hex nut easily and quickly assemble with wrencher.
  • Metric coarse thread of nuts ensures thread engagement with mating fasteners do not allow loosening.

 

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Trading Company,Seller

  • Year Established:

    2014

  • Total Annual:

    3000-4500

  • Employee Number:

    100~150

  • Ecer Certification：

    Verified Supplier

     Jiaxing City Qunbang Hardware Co,ltd is a productiondesignsales and after-sales as one of the fasteners business,The company is located in HangjiaHu Plain,close to ShanghaiNingboZhapu ports.The geographical position is superior,the transportation is convenient,has created the nat...      Jiaxing City Qunbang Hardware Co,ltd is a productiondesignsales and after-sales as one of the fasteners business,The company is located in HangjiaHu Plain,close to ShanghaiNingboZhapu ports.The geographical position is superior,the transportation is convenient,has created the nat...

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Get in touch with us

  • Reach Us
  • Jiaxing City Qunbang Hardware Co., Ltd
  • No.375,Tongle Road,Jiaxing City,Zhejiang Province,China
  • https://www.steelnutbolts.com/

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