Double Head Screws Fully A193 B7 Threaded Studs Bolts, Varilla Roscada, Double End Bolts, Double End Studs for Pipe Flange Connection

• Customization: Available
• Material: Carbon Steel
• Type: Stud
• Model NO.: M4-22)*(1-3 Meter)
• Connection: Stud
• Head Style: Stud
• Standard: DIN, ANSI, GB, JIS, BSW, GOST, A193
• Grade: 8.8/10.9/12.9
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Color-Zinc Plated
• Selling Units: Single Item
• Single Gross Weight: 0.578kg
• Size: M5-M64
• Color: Customized Colors
• Place of Origin: Hebei, China
• Surface Treatment: Customer's Requirement
• Transport Package: Shipping
• Specification: ALL SIZES
• Trademark: HAOSHENG
• Origin: China Handan
• HS Code: 73181590
• Production Capacity: 50000/Month
• Package Size: 1.00cm * 1.00cm * 1.00cm
• Package Gross Weight: 1.000kg

Product Description

product name	high-strength fully threaded studs
Service	OEM/ODM and fast shipping ,strict quality check,free sample for standard fastener
customize lead time	30-60days
standard	DIN, ASTM/ANSI JIS EN ISO, AS, GB
Steel Grade	DIN: Gr.4.6, 4.8, 5.6, 5.8, 8.8, 10.9, 12.9;  SAE: Gr.2, 5, 8;
Production Process	M2-M30:Cold Froging, M30-M100 Hot Forging, Machining and CNC for Customized fastener
finishing	Zinc(Yellow, White, Blue)black oxide, Black Hop Dip Galvanized(HDG), Black Oxide, Geomet, Dacroment, anodization, Nickel plated, Zinc-Nickel plated

 

 

 

Since its establishment in 1996, Handan Haosheng Fasteners Co., Ltd. has blossomed into a premier comprehensive sales center, seamlessly integrating warehousing, processing, and inspection. Over two decades of dedicated efforts have propelled us to the forefront of the industry. With a dynamic team of more than 100 skilled professionals, including 10 senior technicians, we have forged enduring and stable partnerships with major hardware enterprises both domestically and internationally. Our products proudly grace markets around the globe. Strategically positioned in a prime locale with exceptional transportation links, our expansive 30,000-square-meter modern production base boasts a complete in-house production process. From wire drawing and annealing to cold heading, quenching, and tempering, every meticulous step is performed on-site, ensuring we exceed diverse customer expectations.
Our independent inspection laboratory is equipped with a comprehensive suite of state-of-the-art testing equipment. This cutting-edge facility enables us to conduct an extensive array of technical tests, including material chemical analysis, metallographic inspection, mechanical property testing, corrosion resistance testing, and precise measuring tool calibration. This rigorous testing regime guarantees stringent quality control and facilitates ongoing product enhancement, ensuring our esteemed clients receive nothing short of excellence.
Embracing the enterprise spirit of "Crafting every screw with meticulous attention" and the business philosophy of "Customer-first, integrity-driven, and service-oriented," we are committed to ascending as a globally leading fastener enterprise. Our current success is founded on an impeccable quality assurance system, stringent management regulations, robust production capabilities, and innovative inspection methods. Together, these elements weave a tapestry of excellence that is the hallmark of our brand.

Line of production

Certifications

Exhibition

Packaging & Shipping

FAQ

Q1: Are you manufacturer or trading company?
A1: We are professional manufacturer with 30 years experience. We accept OEM, ODM as your needs and assure the competitive price and quality for you.

Q2: Can you offer me sample?
A2: Yes, we can offer you sample to test and check quality.

Q3: How does your factory do regarding quality control?
A3: We have professional QC team to inspect each items from the links of production to package.

Q4: How about your delivery time?
A4: Normally it will take 30-35 days after receiving your deposit.

Q5: What is your terms of payment?
A5: T/T 30% as deposit, and 70% balance before delivery.

Q6: What advantages we have?
A6
1.Strict QC: For each order, strict inspection will be carried out by the QC department before shipping. The bad quality will be avoid within door.
2.Shipping: We have shipping department and forwarder, so we can promise faster delivery and make the goods well protected.
3.Our factory professional production metal box drawer system,hinge,concealed drawer slides ,ball bearing slides , etc furniture fittings.