Jiaxing City Qunbang Hardware Co., Ltd
| Supply Ability | 500TON/MONTH |
| Delivery Time | 30days |
| Packaging Details | 25kg Carton+900kg/Pallet or 5KG/CTN |
| Standard | DIN6915 |
| Material | 1045 40CR 42CRMO |
| Size | M12-M64 |
| Surface treatment | YZP ZP BLACK HDG |
| Grade | 10 |
| Sample | Free samples |
| Lead time | within 30days |
| 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 |
| Brand Name | QBH |
| Model Number | M12-M64 |
| Certification | ISO9001 |
| Place of Origin | CHINA |
View Detail Information
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Product Specification
| Supply Ability | 500TON/MONTH | Delivery Time | 30days |
| Packaging Details | 25kg Carton+900kg/Pallet or 5KG/CTN | Standard | DIN6915 |
| Material | 1045 40CR 42CRMO | Size | M12-M64 |
| Surface treatment | YZP ZP BLACK HDG | Grade | 10 |
| Sample | Free samples | Lead time | within 30days |
| 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 | Brand Name | QBH |
| Model Number | M12-M64 | Certification | ISO9001 |
| Place of Origin | CHINA | ||
| High Light | DIN 6915 Carbon Steel Nuts ，M12 Carbon Steel Nuts ，DIN 6915 M12 Stainless Steel Nuts | ||
Specification
DIN 6915 - Hexagon nuts with large widths across flats for high-voltage connections
Current norm: DIN EN 14399-4
Equivalent norms: ISO 4775; PN 82171; UNI 5713; EU 780;
s - size of the hexagon
e - the diameter of the circumscribed circle (not less than)
m - height of the nut
d - the nominal diameter of the thread
dw - contact surface diameter
Steel: 10
Stainless: -
Plastic: -
Non Ferrous: -
Thread: 6H
dimensions in mm
| thread size d | M12 | M16 | M20 | M22 | M24 | M27 | M30 | M36 | |
| P | 1,75 | 2 | 2,5 | 2,5 | 3 | 3 | 3,5 | 4 | |
| dw | Min. | 20 | 25 | 30 | 34 | 39 | 43,5 | 47,5 | 57 |
| e | Min. | 23,91 | 29,56 | 35,03 | 39,55 | 45,2 | 50,85 | 55,37 | 66,44 |
| m | Nominal size = max. | 10 | 13 | 16 | 18 | 19 | 22 | 24 | 29 |
| Min. | 9,64 | 12,3 | 14,9 | 16,9 | 17,7 | 20,7 | 22,7 | 27,7 | |
| m´ | Min. | 7,71 | 9,84 | 11,92 | 13,52 | 14,16 | 16,56 | 18,16 | 22,16 |
| s | Nominal size = max. | 22 | 27 | 32 | 36 | 41 | 46 | 50 | 60 |
| Min. | 21,16 | 26,16 | 31 | 35 | 40 | 45 | 49 | 58,8 | |
| Weight kg/1000pcs | 23,3 | 44,8 | 73,9 | 104 | 155 | 224 | 300 | 515 | |
| QBH. No. | Size | Pitch (p) | Width across corner (e) | Width across Flat (s) | Thickness (m) | da | dw | Minor diameter (Bore) (d) | ||||
| QBH-8 | M-39 | 4.0 | 71.30 | 63.10 | 65.00 | 29.40 | 31.00 | 33.00 | 35.60 | 60.00 | 35.10 | 35.20 |
| QBH-9 | M-42 | 4.5 | 76.95 | 68.10 | 70.00 | 32.40 | 34.00 | 36.00 | 38.90 | 64.70 | 37.70 | 37.80 |
| QBH-10 | M-45 | 4.5 | 82.60 | 73.10 | 75.00 | 34.40 | 36.00 | 39.00 | 42.10 | 69.50 | 40.90 | 41.00 |
| QBH-11 | M-48 | 5.0 | 88.25 | 78.10 | 80.00 | 36.40 | 38.00 | 42.00 | 45.40 | 74.20 | 43.10 | 43.20 |
| QBH-12 | M-56 | 5.5 | 99.20 | 87.80 | 90.00 | 43.40 | 45.00 | 45.00 | 48.60 | 83.40 | 50.80 | 50.90 |
| QBH-13 | M-64 | 6.0 | 110.50 | 97.80 | 100.00 | 49.10 | 51.00 | 48.00 | 51.80 | 92.90 | 57.80 | 57.90 |
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 10
Materials and Chemical compstition
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
Product application
DIN 6915 Grade Class 10 Material Steel Coating Plain Unit Metric Description High Strength. Structural Nut. Application Internal Thread, For Bolt, For Cap Screw, For Threaded Rod, For Anchor Bolt Availability In select sizes. Special order
Company Details
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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