Product Description
| Product Name |
Square head bolt, square headed bolt, square bolt |
| Standard |
ASTM B18.2.1 |
| Material |
carbon steel, alloy steel stainless steel, brass, etc. |
| Grade |
ASTM A307 Grade A, SAE J429 Gr.2, 5, 8; CL 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 |
| Size |
1/4"-3", M5-M64 |
| Fine |
black, zinc plated, HDG, Dacromet, Nickel, Chrome,Geomet 500B, Magni, polishing |
| Delivery time |
15-30 days in peak season, 25-45 days in off season |
| Payment |
L/C, T/T, Western union, paypal, etc. |
| Package |
bulk in cartons + pallets |
About Us
Shanghai Hengrui Industry Co., Ltd was established with supplying professional technical support, and high product quality, consistency and excellent customer service for our customers. We are located in Shanghai, close to Shanghai port, specializing in standard & non-standard fasteners and custom finish turning/machining parts, and stamping parts.
Win-Win cooperation is our culture, strictly control product quality, delivery time and offer good service to our customers, we won many big project clients in USA, Canada and European countries, as well as some big distributors worldwide.
Recommend Bolts and Nuts
Test Equipment and Reports
Strictly complies with ISO9001:2008 system, Each production process be well managed through self inspection, routing inspection by our workers. Our test equipments include: tensile machines, hardness tester, salt spray tester, Image measurement instrument, caliper, GO & NO-GO guage, etc.
Test and issue Material Test Report and Inspection Report by Hengrui before shipment to guarantee the product quality. The test report from the third parts are also avaliable as customer's requirments.
Packaging&Transportation
Our Advantages
* Strong Technical support: our engineer in fastener industry for about 20 years are hear for you.
* With 50 friend factories support, we can customize many non-standard fasteners according to the drawings or samples, as well as turning parts and stamping parts.
* 10 years' experience in international trading industry.
* Our company policy: Product quality>lead time>pricing, welcome the customers which have the same belief to inquiry to us!
| Looking forwarding to cooperate with you, we will use our best service to prove your choice right! |
FAQ
1.Why choose Shanghai Hengrui?
Shanghai Hengrui Industry Co., Ltd was founed in 2020, and we are VIP member in Made-In-China for more than 3 years.
Our sales and technical staff have more than 10 years in fastener industry, can offer your professional service, now we have built cooperation relationship with many customers in projects, even Municipal projects from USA and Canada.
2.How to guarantee the quality?
Testing will run through the entire processes, from retest of raw material, and random inspection in each production step, and final inspection for finished production. Hengrui issue material test reports and inspection reports before shipment, also can send products to the third party to inspect according to the clients' requirement.
3.Could you provide free samples?
We can provide free samples for clients reference.We will pay the freight cost.
4.What's the payment?
By T/T, 30% down payment, and balance before shipment.
5.What is the delivery time?
20 -45 days in generally, the precise delivery time based on the detailed order.
| Send inquiry to get free sample. |
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