ASTM A194 2h Heavy Hex Nuts Zinc Yellow

Name of Product: ASTM A194 2H Heavy Hex Nuts with Yellow Zinc Plating Screw Details: Size: M2 to M10, Length: 5mm to 200mm (Customization is available) Delivery Time: Typically within 30 days. The exact delivery time depends on the order quantity and specific requirements. Main Products: Screws, nuts, bolts, chair nails, wrenches, washers, Stamping Parts, and other hardware accessories. Screw Specifications: - Machine Screws: Diameter from M2 to M24, Length from 5mm to 150mm (Customization available). Also available in Diameter M4 to M24, Length 5mm to 200mm. - Standards: ANSI, ISO, DIN, BS, JIS, AS, GB - Materials: Low carbon steel, medium carbon steel, high carbon steel, stainless steel, brass, zinc alloy, and alloy steel. - Grades: 4.8, 5.5, 8.8, 10.9, 12.9 - Surface Treatments: Zinc plating, black plating, color zinc, black oxide, chrome plating, nickel plating, nylok, etc. - Additional Services: Non-standard, OEM, ODM, and customized options are available. Product Images: [Image 1] [Image 2] [Image 3] [Image 4] [Image 5] About Us: With over 14 years of experience in manufacturing and exporting chair nail screws, nuts, bolts, rods, rivets, and other fasteners, we have successfully exported our products to countries such as Argentina, UAE, USA, Italy, Mexico, Germany, Canada, Malaysia, Brazil, Ukraine, Egypt, Spain, Iran, Indonesia, Turkey, Saudi Arabia, and more. Our production capacity reaches 10 million pieces per week. With stable quality and competitive factory pricing, we have established a strong presence in China's fastener export market. Customization Options: We can print your logo and create custom packaging according to your specifications. Shipping Terms: We offer various shipping terms. Under FOB, we ensure timely delivery to the port. For CIF, we handle all arrangements, including shipping with major carriers like Maersk, MSC, CMA, COSCO, and PIL. Other Popular Products: In addition to standard fasteners, we also produce drywall screws, chipboard screws, hex head self-tapping/drilling screws, pan head, pan framing head, and modified truss head screws. Quotation: A quotation will be sent shortly after receiving your inquiry. Quality Assurance: As a company with over 40 years of experience in fastener manufacturing and ISO9001 certification, we have a comprehensive quality assurance system. We have strict criteria for quality control, and 80% of our staff are skilled workers with over five years of experience. Employees undergo regular training to ensure they can prevent and resolve any issues effectively. Non-Standard Items: Yes, we do produce non-standard items. Please send your specification drawings to our sales representative, and we will provide you with a quotation. Price List: We do not maintain a published price list due to market fluctuations. Our sales team is flexible and can provide the best pricing based on your needs. Discounts: We offer discounts for large orders. However, our sales team ensures that you receive the most competitive price possible. Samples: We provide free stored samples. However, we cannot cover the cost of express shipping. Delivery Time: It usually takes 20–40 days for standard orders and 35–60 days for non-standard ones. Please consult with your sales representative for an accurate shipment date. Payment Terms: Preferred payment methods are T/T and L/C. Western Union is also accepted for low-value payments, such as sample shipping fees. Factory Visit: We welcome you to visit our factory at any time. Come see how we operate and experience our commitment to quality firsthand.

New Type

Product Description

Production structure have 3 series: Solid fin(big fin) with slant insert tube , single fin(Small fin) with parallel tube expansion and single fin with slant insert tube
Material Composition:
Aluminum Tube OD:: Φ8mm Wall Thickness: 0.508~1.0mm
Aluminum foil thickness: 0.13-0.2mm
Process: Fin stamping and tube bending→tube end press and twist→fins and tube assembly→ leakage test→keeping pressure→packing

Raw material (1)Al tube:OD 8mm, wall thickness:0.508-1.0mm
(2)Al foil thickness: 0.13-0.2mm
Application refrigeration parts
Structure (1)pull and expanded type
(2)slant inserting type
Key process Fin stamping and tube bending→tube end press and twist→fins and tube assembly→ leakage test→keeping pressure→packing

The structure have the Al tube expation and Al tube insert with small fin and big fin
Specially refrigeration Al tube and Al. foil fin, pure surface, light weight.
High quality inner clearance, high capability of heat-exchange.
High performance corrosion resistant.
Apply to the refrigeration R134a, R600a.
Production surface can be painted with blue or black painting

Solid Fin Evaporator:


Small fin with tube expansion
Small fin with slant insert tube
Fin evaporator moudle with heater




Aluminum Tube Aluminum Fin Copper TubeAluminum Tube Aluminum Fin Copper Tube

Our company mainly produces products for:Fin Evaporator.Fin Type Condenser.Capillary Tube.Aluminum Coolant Reservoir.Plate Reinforcement Parts.Stamped Parts.Aluminum Tube.Instrument Testing Equipment.

If you have any interest, pls feel free to contact with us at any time. We can supply copper evaporator and copper condensers according to your drawings or samples.


Aluminum Tube Aluminum Fin Copper TubeAluminum Tube Aluminum Fin Copper Tube

5Changjing

new type

Xinxiang Yukun Refrigeration Technology Co.Ltd , https://www.yukunevaporator.com