DIN 931 Stainless Steel/Carbon Steel Galvanized Black Hexagon Bolts

Size M4-M48 Color Black Oxide/Galvanized Standard  DIN GB ISO JIS BA ANSI Grade  8.8 10.9 12.9 A2-70 A4-80 Used building industry machinery Non-standards OEM is available if you provide drawings or samples. Warranty we confirm our goods will satisfy your request of 100%, After sales service we will follow up goods for every customer and help solve problem after sales. Professional We are profession in fastener products more than 10 years Service All the services/High quality service Manufacture Process Heading/washer-assembly/Threading/Secondary machine/heat treatment/plating/Anti-slipping/Baking/QA/Package/Shipping Delivery time working days as usual,It will based on the detailed order Equipment Hardness test, torque test, salt spray endurance test, mechanical sizes test,certification and etc as per your need. Inspection process Incoming quality control →Process Quality Control →Final Quality Control → Pre-shipment Quality Control Company ProfileHandan Qina Metal Products Co., LTD., founded on April 24, 2019, is located at No. 5, Row 1, in the southwest Industrial Park, South Ring Road Bridge, Shahe City, Xingtai City, Hebei Province. The industry is general equipment manufacturing industry, the business scope includes: metal products manufacturing and sales; Fasteners, industrial and mining accessories, railway accessories, electric power fittings, construction accessories, hardware tools, wire and cable, steel, stainless steel products, fire equipment, traffic equipment accessories, bridge accessories sales; Goods import and export business.Company product previewenterprise cultureGiving is no less than anyone's effort    /    Be humble, not proud   /    Reflect every day   /    To be alive, be thankful    /    Good deeds, altruism   /   Do not have emotional troublesCompany descriptionOur History  Engaged in the fastener production and sales industry for 20 years.Since 1999, it has 4 branches and 2 companies.   In 2020, it established a foreign trade company to expand overseas markets and serve overseas customers.  Follow the "one belt and one way " policy of the state.  Invest and cooperate with countries and regions along the line, sell brand products to overseas countries, and promote the two-way flow of Chinese and foreign brands.  Our Factory  The factory is located in Yongnian, the capital of China's fasteners.   It has a large advantage in raw materials, supporting facilities, logistics, personnel costs, and product types, and can provide the most professional products and services to customers.  Our Product  Bolts, nuts, thread bars, drywall screws, drill tail wires, car repair geckos, internally forced geckos, washers.  Product Application  Housing construction anchoring, installation field, mechanical installation field.  Our Certificate  Quality Management System Certification.  Production Equipment  Cold heading machine, stamping machine, surface treatment equipment, testing equipment.  Production Market  Dubai, Indonesia, Malaysia, Japan, South Korea, Canada, Russia, Philippines, etc.  Our Service  Professional product knowledge and sales team, strict quality management system, intimate after-sales tracking, honest service.   FAQQ: What is your main business? A: Manufacturing and sales of metal products; Fasteners, industrial and mining accessories, railway accessories, power accessories, building accessories, hardware tools, wire and cable, steel, stainless steel products, fire equipment, traffic equipment accessories, bridge accessories sales; Goods import and export business. Q: Do you accept small orders? A: Don't worry. Please feel free to contact us, in order to give our customers more convenience, we accept small orders. Q: How can I get a sample to test your quality? A: After the price is confirmed, you can ask for samples to test our quality. Samples free, freight to collect. We will charge you for the sample. Sample fee will be determined according to the product process.Q: How can I customize my product? A: Please attach the detailed drawing. (Surface, treatment, material, quantity and special requirements, etc.). We can print your logo according to your request and brand authorization letter Q: What is your lead time? A: It usually takes five to ten days if they are available. If not in stock, 15-20 days, by quantity. Q:What are your payment terms? A: Payment = $5000, 30%-70% telegraphic transfer in advance (depending on the situation), balance before delivery. Q: What's your package? A: We usually use cartons of 20-25 kg each. We can also pack the products according to your requirements. Q: Do you have after-sale service?A: Of course. You can contact us at any time. Moreover, we are very confident about our products. We have packaged the products very well to ensure that the goods are well protected and avoid subsequent quality problems. I suggest you to check the goods after you receive them. If there is any shipping damage or quality problems, don't forget to take detailed ph