
Product Name | Car Rear Rack Release Hook |
Brand name | Zeren |
Material | Carbon Steel |
Feature | Vehicle Accessories |
Process | Investment Casting + CNC Machining |
Certification | ISO9001:2015 |
Customized support | OEM |


Product General Specs: | |
Material | Austenitic stainless steel: 201, 303, 304, 316, 316L, 1.4581, scs14, scs16 |
Hardened stainless steel:17-4PH, 410, 420, 440C | |
Alloy cast steel: 4140, 4150, 4340, 8620, GS-25CrMo4 | |
Casting alloy tool steel: CS-2, CS-7, CrWMn | |
Carbon steel: 1020, 1025(WCB), 1030, 1040, 1045, 1050 | |
Weight | 1g-30kg |
Casting tolerance | CT4-CT7/GBT6414-1999; VDG Merkblad P690 |
Surface Roughness | Ra1.6-Ra6.3 |
Thickness | Min 2mm (1mm in Micro-region) |
Casting Radius | Round radius ≥0.3mm, Internal fillet radius≥0.5mm |
Blind Hole Depth | Max 30mm (Diamter 10mm) |
Machining | Turning,Milling,Drilling,Boring,Threading, Grinding,CNC Machining & test equipment |
Heat Treatment | Annealing,Hardening, Normalizing,Carburizing, Aging |
Surface Finishing | Black Oxide,Black Coating,Anti-Pollution Flashover Coating,Mirror Polish |
Industry Standards | ASTM, ICI, BS, DIN, JIS, ISO |
Design Software | Pro-E, UG,Solidworks, AutoCAD |
File Format | IGS, STP, XT, PDF, JPEG, JPG |
Our Advantage:



Product Example

Company Introduction


Foshan Zeren Precision Casting Co.,Ltd. is founded in 2009, with a precision casting plant and a mechanical processing plant, located in Zhaodaxinzhao Industry Park in Shishan Town of Nanhai District of Foshan City, Guangdong province.


Tolerances For Investment Casting


FAQ
Q1: What size products can you produce?
A: We can produce products of various sizes for different industries, weighing anywhere from a few ounces to as much as 250 pounds.
Q2: What materials can you cast? Can I OEM logo on the product?
A: We work with a variety of materials, including stainless steel, carbon steel, aluminum alloys, copper alloys, nickel-based alloys, and more. We can assist in material selection based on your specific requirements. Yes we can OEM logo.
Q3: What surface finish can be produced?
A: Ra3.2, and the machining finish can reach about Ra0.4. Other surface treatments can be done from electrophoresis, blackening, polishing, galvanizing to chrome plating, etc.
Q4: How to get sample?
A: Sample is acceptable. Please tell us what product you need.
Q5: What kind of CAD files can I send? How do I upload a CAD/large file to you?
A: You can send anything you run but the most beneficial are UG, STP, or Parasolid.
Q6: What's your payment policy?
A: For the sample order, our payment policy is 100% T/T payment (Telegraphic transfer payment) in advance or other payment method. For the bulk order, our payment policy is 30% T/T in advance, 70% balance should be paid 7 working days before delivery.
Q7: How long is your delivery time?
A: It depends on product quantity and specific requirements. Usually sample needs 7-10 days, mass order needs 20-50 days.
Certificate
