| After-sales Service: | 10 Years |
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| Warranty: | 10 Years |
| Material: | Carbon Steel, Stainless Steel, Customized |
| Samples: |
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| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier 
| STYLE | ASTM A325/A325M Heavy Hex Bolts and Nuts |
| STANDARD | ASTM A325 A325m |
| Brand | QBH |
| Shop | qbfastener.en.made-in-china.com |
| Model No. | QBH-A325 Series , QBH-A325M |
| SIZE | 1/2"---1-1/2" , M12-M36 |
| CLASS(Carbon steel) | 8.8,10.9,12.9 |
| Coating(Carbon steel) | black, zinc, HDG, Heat treatment, Dacromet, GEOMET |
| MATERIAL | Carbon steel |
| PACKING | bulk/ boxes in cartons, bulk in polybags/ buckets, etc. |
| PALLET | solid wood pallet, plywood pallet, ton box/bag, etc. |
| Product name | HEAVY HEX BOLTS |
| Standard | ASTM A490M |
| Supplier | QBH |
| Shop | qbfastener.en.made-in-china.com |
| Size | M16-M36 |
| Class | A490M |
| Finish | Z.P., B.Z.P.,PLAIN, BLACK, H.D.G., dacromet, geomet, nickle plated, mechanical zinc plated,ect. |
| Packing | bulk/boxes in cartons, bulk in poly bags/-buckets, etc |
| Pallet | solid wood pallet, plywood pallet, ton box/bag, etc. |
| Max body length : | 800mm/32in |
| Mechanical Properties: | GB/T 3098.1 |
| STYLE | Hex Bolt with Single Chamfered Nut |
| STANDARD | DIN 931 |
| Mod No. | QBH-DIN931 Series |
| Brand | QBH |
| Web | qbfastener.en.made-in-china.com |
| SIZE | M4-M64 |
| CLASS(Carbon steel) | 8.8,10.9,12.9(BOLTS) 8,10,12(NUTS) |
| Coating(Carbon steel) | black, zinc, HDG, Heat treatment, Dacromet, GEOMET |
| MATERIAL | Carbon steel |
| PACKING | bulk/ boxes in cartons, bulk in polybags/ buckets, etc. |
| PALLET | solid wood pallet, plywood pallet, ton box/bag, etc. |
| STYLE | Full Thread Hex Bolt and Nut with Spring Washer |
| STANDARD | DIN 933 |
| Mod No. | QBH-DIN933-NBW |
| Brand | QBH |
| Web | qbfastener.en.made-in-china.com |
| SIZE | M4-M24 |
| CLASS(Carbon steel) | / |
| Coating(Carbon steel) | / |
| MATERIAL | Stainless steel(SS304/SS316) |
| PACKING | bulk/ boxes in cartons, bulk in polybags/ buckets, etc. |
| PALLET | solid wood pallet, plywood pallet, ton box/bag, etc. |
| Style | Half Thread Hex Bolt |
| Standard | DIN960 |
| Supplier | QBH |
| Shop | qbfastener.en.made-in-china.com |
| Size | M8-M100 |
| Class | 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 |
| Coating | black, zinc, HDG, Heat treatment, plain, etc. |
| Material | Carbon steel |
| Packing | bulk/ boxes in cartons, bulk in poly bags/ buckets, etc. |
| Pallet | solid wood pallet, plywood pallet, ton box/bag, etc. |
| Shipment Port | Shanghai & Ningbo |
| HEAVY HEX BOLTS DIN6914 | |
| STANDARD: | DIN6914 |
| SIZE: | M12-M64 , Customized |
| SUPPLIER | QBH |
| MATERIAL: | MEDIUM CARBON STEEL, ALLOY STEEL , Customized |
| CLASS: | 10.9 , Customized |
| FINISH: | BLACK,ZP , Customized |
| PACKING: | BULK/BOXES IN CARTONS,BULK IN POLYBAGS/ -BUCKETS,ETC. |
| PALLET: | SOLID WOOD PALLET,PLYWOOD PALLET,TON BOX/BAG.ETC. |
| Mechanical Property | As specified in ISO 898.1 |
| MAX BODY LENGTH: | 800mm/ 32in |
QBH Nut & Washer Series - DIIN6915/DIN934/ASTM F436/F959/DIN127
| STYLE | DIN 934/DIN 970/ISO 4032 HEX NUT |
| STANDARD | DIN,ASTM/ANSI JIS EN ISO,AS,GB |
| Supplier | QBH |
| Web | qbfastener.en.made-in-china.com |
| SIZE | M5-M56(Cold Froging and Hot Forging) |
| CLASS | DIN: Gr.4,5,6,8.8,10,; SAE: Gr.2,5,8 |
| Coating | Black, Zinc, Nickel,H.D.G. ,Dacromet |
| MATERIAL | Carbon Steel |
| PACKING | bulk/ boxes in cartons, bulk in polybags/ buckets, etc. |
| PALLET | solid wood pallet, plywood pallet, ton box/bag, etc. |
| DIN6915 HEAVY HEX NUTS | |
| STANDARD | DIN6915 |
| SIZE | M12-M64 |
| Brand | QBH |
| Mod No. | QBH-DIN933-NBW |
| Web | qbfastener.en.made-in-china.com |
| FINISH | PLAIN, BLACK, Z.P., Y.Z.P., H.D.G., dacromet, geomet, nickle plated, mechanical zinc plated, etc. |
| CLASS | CL.10 |
| MATERIAL | medium carbon steel |
| PACKING | bulk/boxes in cartons, bulk in polybags/buckets, etc |
| PALLET | solid wood pallet, plywood pallet, ton box/bag, etc. |
QBH Bolt & Nut & Washer Series - Railway/Metro/Signal Tower/Ship/Building
QBH Bolt & Nut & Washer Series - Solar Panel Bracket
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
Materials and Chemical Compstition
1008
| QBH DIN934 Hex Nut 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
1035
| QBH DIN934 Hex Nut 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
| QBH DIN934 Hex Nut 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
| QBH DIN934 Hex Nut 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
| QBH DIN934 Hex Nut 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
| QBH DIN934 Hex Nut 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
| QBH DIN934 Hex Nut 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
Our Services
Professional Manufacturer: All of our Fastener are designed and manufactured according to buyers'Free Samples for Standard Fastener from Jiaxing City Qunbang Hardware
We Promise:
1.High quality
2. Competitive price
3. The shortest delivery
4. The fastest response
5. The best service
FAQ
1.What's your experience like?
Our general manager has been engaged in the export of fasteners since 2005.
Our team can provide you with professional fasteners selling and smooth export services.
2.How about your price?
High quality products with reasonable price. Please give me a inquire, We will quoted you a price for you
refer at once.
3. How do you control your quality?
We require the quality control department to inspect every production link of each shipment. And we can provide you MTC and mill certificate when the goods is finished.
4.How about your delivery time?
General speaking, if the goods is in stock, we can delivery them with 2-5days, If the quantity is 1-2container, we can give you with 18-25days,if the quantity is more than 2 container and you are very urgent, we can let factory priority produce
your goods.
5.What is your packing?
Our packing is 20-25kg for one carton,36 or 48pcs cartons for one pallet. One pallets is about 900-960kg, We also can make customer's logo on the cartons. Or we customized cartons according to customers'
requirement.
6.What is your payment term?
We can accept T/T,LC for general order ,Paypal and Western union for small order or samples order.
Awaiting for your kind inquiry! Thanks & best regards!
For more information: http://qbfastener.en.made-in-china.com
Suppliers with verified business licenses
Audited Supplier 
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