Product Detail
Building Hardware_90 degree elbow
Technology: Silica Sol Investment Casting
Certificate: ISO9001;CE/PED;IATF16949,RoHS
Size: According to Drawing Requirements
Transport: By sea/By air/DHL/Fedex,etc

OEM investment casting stainless steel 90 degree elbow for building hardware


1. Company Brief Introduction


   Established in 2004, plant area covers more than   square meters, with about 210 employees.

Using advanced lost wax investment casting process, equipped with several modern types of energy-saving & environmentally-friendly production lines, including automatic or   semi-automatic production lines of key processes: wax making, shell making, pouring, heat treatment.

   Annual supply capacity is 1500 tons.

   Equipped with complete advanced over 50 sets CNC and machining equipments.

The machining facility is fully independent from the casting foundry and has an independent management team and tailored business model to suit. In addition to the casting, forging and machining, it also has the facility to machine various profiles.

2. Product Description

Product Name

Investment casting stainless steel 90 degree elbow building hardware


AISI316 stainless steel


Lost wax casting + CNC machining

Casting Dimension Tolerance

VDG P690 D2

Raw Casting Surface Roughness

Ra 1.6-6.3um

Finished Casting Surface Roughness

Ra 0.8-1.6um

Maximum Size

≤1200mm×800mm×400mm OR 1000mm*ø700mm

Machining Precision


Max Travel Of Spindle


Max Turning Diameter


Material Standard


Surface Treatment

Pickling, Passivation, Shot Blasting, Sand Blasting, Grinding, Plating, E-polishing, Mirror Polishing, Dull Polishing, Zinc-plating, Black Oxide, Anodizing Powder Coating, Spray-paint, Cataphoretic, Electrodeposition, Chromeplate, Nickel plating, Teflon Coating

Service Available


Quality Control

0 defects,100% inspection before packing


Construction hardware

Design Tolerance


4. Your Order Procedure

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5. Manufacturing Process

Process design ⇒ Tooling making Wax injection Wax pattern assembly Shell making Dewax Roasting shell Pouring Shot blasting Cutting Gate Removing Heat treatment Repairing Reshaping surface inspection Dimension inspection Machining Final inspection Packing & transport

manufacturing process

6. Key Testing Equipments


7. Our Certificates


8. Quality Control

1) Checking the raw material after they reach our factory------- Incoming quality control ( IQC)

2) Checking the details before the production line operated

3) Have full inspection and routing inspection during mass production---In process quality control(IPQC)

4) Checking the goods after they are finished---- Final quality control(FQC)

5) Checking the goods after they are finished-----Outgoing quality control(OQC)

9. Package


10. Contact Detail

WhatsApp/Wechat/Skype: +86-15839942915


We are looking forward to receiving your RFQs in the near future.

Tel:+86 546 7770906
Skype: hyyanchh
WeChat: +86 18653692479
WhatsApp: +86 18653692479
Highyond Investment Casting