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China factory - Jiaxing City Qunbang Hardware Co., Ltd

Jiaxing City Qunbang Hardware Co., Ltd

  • China,Jiaxing ,Zhejiang
  • Verified Supplier
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  3. ISO4775 Hexagon Nuts 10S ZP YZP HDG BLACK Carbon Steel Nuts
China ISO4775 Hexagon Nuts 10S ZP YZP HDG BLACK Carbon Steel Nuts
China ISO4775 Hexagon Nuts 10S ZP YZP HDG BLACK Carbon Steel Nuts

  1. China ISO4775 Hexagon Nuts 10S ZP YZP HDG BLACK Carbon Steel Nuts
  2. China ISO4775 Hexagon Nuts 10S ZP YZP HDG BLACK Carbon Steel Nuts
  3. China ISO4775 Hexagon Nuts 10S ZP YZP HDG BLACK Carbon Steel Nuts
  4. China ISO4775 Hexagon Nuts 10S ZP YZP HDG BLACK Carbon Steel Nuts

ISO4775 Hexagon Nuts 10S ZP YZP HDG BLACK Carbon Steel Nuts

  1. MOQ： 900KG
  2. Price： Negotiation
  3. Get Latest Price
Payment Terms L/C, T/T,OA
Supply Ability 600TON/MONTH
Delivery Time 30days
Packaging Details 25kg Carton+900kg/Pallet or 5KG/CTN
Standard ISO4775
Material Carbon Steel
Size M12-M36
Grade 10S
Color black,Environmental protection /blue zinc/ black zinc/ nickel plating color
Sample Sample is free
Lead time Per on order quantity
Type Hexagon Head
Function Fastening,Fastening and Decoration,Connection,Prevention of thievery
Advantage we can manufacture according to client design,OEM / ODM / customized service provided
Oem yes,welcome
Thread metric
Package Suitable for sea and air transportation or as required,Cartons&pallets or according to custom
tolerance ISO4759-1
Brand Name QBH
Model Number M12-M36
Certification ISO9001
Place of Origin CHINA

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C, T/T,OA Supply Ability 600TON/MONTH
Delivery Time 30days Packaging Details 25kg Carton+900kg/Pallet or 5KG/CTN
Standard ISO4775 Material Carbon Steel
Size M12-M36 Grade 10S
Color black,Environmental protection /blue zinc/ black zinc/ nickel plating color Sample Sample is free
Lead time Per on order quantity Type Hexagon Head
Function Fastening,Fastening and Decoration,Connection,Prevention of thievery Advantage we can manufacture according to client design,OEM / ODM / customized service provided
Oem yes,welcome Thread metric
Package Suitable for sea and air transportation or as required,Cartons&pallets or according to custom tolerance ISO4759-1
Brand Name QBH Model Number M12-M36
Certification ISO9001 Place of Origin CHINA
High Light ZP Carbon Steel Nuts ，GB1229 Carbon Steel Nuts ，ISO 4775 Hexagon Head Nut

 

Specification

 

ISO 4775 - Hexagon nuts with large widths across flats for high-voltage connections

Current norm: DIN EN 14399-4
Equivalent norms: DIN 6915; PN 82171; UNI 5713; EU 780;

 

 

 

 

 

 

 

Nominal
size and
thread pitch
d		 S E M dw C Total
runout of
bearing
surface
Width across flats Width across corners Thickness Bearing face diameter Washer face thickness
max min max min max min min max min max
M16 x 2 27 26.16 31.18 29.56 17.1 16.4 24.9 0.8 0.4 0.47
M20 x 2.5 34 33 39.26 37.29 20.7 19.4 31.4 0.8 0.4 0.58
M22 x 2.5 36 35 41.57 39.55 23.6 22.3 33.3 0.8 0.4 0.63
M24 x 3 41 40 47.34 45.2 24.2 22.9 38 0.8 0.4 0.72
M27 x 3 46 45 53.12 50.85 27.6 26.3 42.8 0.8 0.4 0.8
M30 x 3.5 50 49 57.74 55.37 30.7 29.1 46.6 0.8 0.4 0.87
M36 x 4 60 58.8 69.28 66.44 36.6 35 55.9 0.8 0.4 1.05

 

 

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

 

ISO4775 10S

 

 

 

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

 

 

 

Mechanical property

 

 

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

 

 

 

Finish

 

BLACK HDG ZP YZP Dacromet 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.

 

 

 

 

 

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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