China wholesale high strength Gr12.9 hex bolt Manufacturers – Black high strength Hex bolts full series – Zhongli bolts

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"Control the standard by the details, show the power by quality". Our firm has strived to establish a extremely efficient and stable employees crew and explored an effective excellent command method for Astm A325 Heavy Hex Structural Bolt , Din555 Nuts , Black A193 B7 , Welcome throughout the world buyers to speak to us for organization and long-term cooperation. We're going to be your reliable partner and supplier.

China wholesale high strength Gr12.9 hex bolt Manufacturers – Black high strength Hex bolts full series – Zhongli bolts Detail:

DIN standard: DIN933 DIN931 DIN960 DIN961 DIN6914
EN standard: EN15048 EN14399
ISO standard: ISO4014 ISO4017
GB standard: GB5783 GB5782 GB5785 GB5786
Size: M10,M12,M16,M18,M20,M22,M24,M27,M36,M39,M42,M45,M48,M56,M64
Length: from 20mm to 500mm
Grade:8.8,10.9,12.9

ANSI standard: ASTM A325,UNC,UNF
Dia: 1/2’’ 5/8’’ 3/4’’ 1’’ 1 1/4’’ 1 1/2’’ 1 3/4’’
Grade: Gr5,Gr8
All surface color: Zinc plated, Yellow Galvanized, Hot dip galvanizing

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Packing:
1. 25kgs carton+36 cartons into wooden pallet
2. small boxes + big carton+ wooden pallet
3. 15kgs in carton+60 cartons + wooden pallet
4. Sacks in bulk + pallet
5. Domestic packing, small boxes into big carton

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1.What is the quality of your products guarantee?
We have passed ISO9001:2015 Quality Management System Certification, our inspectors test each lot at different steps during production process.

2:How can I get a quotation?
Please provide us your details request (standard, logo, size, material, surface treatment, quantity etc.) t leave us an inquiry or email to us and we will response immediately. You can add my wechat/whatsapp: 008615257861940

3:How to get a free sample?
We can send you samples for free,but you must pay DHL courier charge

4:What’s the process of order?
Send us Inquiry →get quotation →confirm orders→ pay deposit→start production

5:When can l expect the customized product to be finished?
Sample:7 weeks (Standard).
Bulk order: 40-50 working days(Standard).
If you have any other questions, please feel free to contact us!

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Persisting in "High top quality, Prompt Delivery, Aggressive Price", now we have established long-term cooperation with customers from the two overseas and domestically and get new and aged clients' large comments for China wholesale high strength Gr12.9 hex bolt Manufacturers – Black high strength Hex bolts full series – Zhongli bolts, The product will supply to all over the world, such as: Stuttgart , Peru , Paraguay , With the technology as the core, develop and produce high-quality products according to the diverse needs of the market. With this concept,the company will continue to develop products with high added values and continuously improve products,and will provide many customers with the best products and services!

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A good manufacturers, we have cooperated twice, good quality and good service attitude.
5 Stars

By Priscilla from Ukraine - 2017.02.14 13:19

The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
5 Stars

By Camille from Zurich - 2018.06.03 10:17