| Customization: | Available |
|---|---|
| Material: | High Strength Steel |
| Type: | Hexagon Head |
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ASTM A193 Grade B7 is a standard material specification for chromium-molybdenum alloy steel fasteners for use in high tensile, higttemperature and special purpose applications. Grade B7 is a heat-treated chromium-molybdenum alloy steel with minimum tensilereguirement of 100 ksi, vield of 75 ksi and maximum hardness of 35 HRC, ASTM A193 specification covers reguirements for chemicacomposition, mechanical properties, hardness, heat-treatment, recommended nuts-washers for Grade B7 fasteners, ASTM A193 Grade Bis the most widely fastener specifications, commonly found in bolting or piping, pressure vessels, valves, flanges and fittings.
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.
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.
* 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!
| Q1.Why choose us? |
| Rich experience: we have more than 10-years staff to support all technical issues and sales issues. Reputation: many of our customer are the project customers, especially in Municipal Projects. |
| Q2.What's MOQ? |
| 900kg/size for bolt, 500kg/size for nut and washer |
| Q3.What's the payment? |
| By T/T, 30% down payment, and balance before shipment |
| Q4.What is the delivery time? |
| 30-45 days in generally, the precise delivery time based on the detailed order |
| Q5.How to guarantee the quality? |
| For non standard products, the samples to be sent to customer before mass production. and the material test report and inspection report will be sent to customer before shipment. |
| Q6.How to Custom-made (OEM/ODM) |
| If you have a new product drawing or a sample, please send to us, and we can custom-made the hardware as your required. We will also provide our professional advices of the products to make the design to be more realized & maximize the performance. |
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