Zhengzhou Yili Machinery Co., Ltd., ISO9001:2008 certified, is located in Zhengzhou City, Henan Province, China.
ZhengZhou Yili Co., Ltd., mainly specialize in iron and steel casting,forging, stamping, and machined products with superior quality and competitive prices.
We supply the casting, forging, stamping, and machining products according to the drawings or samples from customers, following customer-designated standards such as ASTM, BS, DIN or JIS. Our products are used in many industrial fields such as autos, trucks & trailers, trains, oil and gas pipelines, machinery equipment, and power devices. Our products are mostly exported to North America, Europe, Australia, and Japan, and we have established long-term and close relationships with our customers with our good quality and excellent service.

We have been the qualified supplier for multinational companies for many years, such as Bral Corporation, Dresser Industries Inc., Hendrickson Truck Suspension Systems Company, New York Air Brake Co., Transglobal Co., Joyce Dayton Co., and Trumbull Industries.

Through more than years of development, we have accumulated abundant experience and are making progress. All staff members in Yili have a common faith of "improve the production using advanced technique, and provide products with perfect performance and competitive price to our customers".

Our Products
1. Parts used for autos, trucks, and trailers:
Front hanger castings; Top pad castings; Rear hanger castings; and Upper kingpin connection castings
Torque rod castings; Exhaust plug castings; Flange castings; Rivet castings; and Trigger pin castings
Outrigger castings; Wheel hub castings; and Actuating cam castings

2. Parts used for trains:
Manganese steel wear plate castings; Handle castings; Actuating lever castings; Control Rod Assembly castings; Clevis castings; Tee branch castings; Actuating tube castings; and Actuating collar castings

3. Parts used for municipal constructions and residence water tubes, coal gas tubes, and natural gas tubes:
Sleeve body cast steel parts; Saddle bodies castings; Cast iron bonnets; and Manhole cover casting and tube coupling body castings

4. Parts used for engineering and machinery equipment:
Cast iron pistons; and Stuffing box castings

5. Gear box parts:
Turbo Box castings

6. Hardware and tools products;
Door hinge base parts; hinge stamping parts; Door hinge strap parts; and Lift handle stamping parts
Anchor stamping parts; Spring gauge parts; Spring plug repair block casting; and Sheave castings
Sheave block castings; bolts and nuts; Washer castings; Manhole cover hooks; and Inverted trolley castings

7. Chainwheels:
Stainless steel safety restraint caps; Ductile iron chainwheels; Stainless steel chainwheels; and Aluminum chainwheels

8. Valves:
All types of valves are made of different materials.

9. Parts used for agricultural machinery

The material standards we have used:
1. Carbon Steel Casting: ASTM A27 (Grade 60-30, 65-35, and70-36)
2. Grey Iron Casting: ASTM A48 (Class 20 A B C S; Class 25 A B C S; Class 30 A B C S; Class 35 A B C S)
3. Grey Iron Castings used on valve flanges and pipes: ASTM A126-04 (Class A B C)
4. High Manganese Steel Casting: ASTM A128/128M-93
5. Structure High Strength Steel: ASTM A148 (80-40, 80-50, 90-60, and105-85)
6. Grey Iron Castings used on vehicles: ASTM A159 (G 2500a; G 3500b)
7. Carbon Steel Casting used in high temperature with good weldability: ASTM A216 (WCA, WCB, and WCC)
8. Pressure Steel Castings: ASTM A487/487M
9.Wear-resistant Ductile Iron Casting: ASTM A532/A522M (12%Cr; 15%Cr-Mo)
10. Ductile Iron Casting: ASTM A536-84