China High Quality Cylinder Barrel Manufacturer – Hot Forging Hydraulic Cylinder Barrel – Rongli Forging Detail:
Introduction
Rongli Forging Co., Limited is able to supply forged & machined horizontal and vertical hydraulic cylinder barrels up to 2.7 meters (8.9 feet) in length as one single piece. A specialised Automatic Welding System takes place when necessary. A variety of material grades to different standards are in practice here in our modernized shop. Our highly-spoken cylinder barrels are used on forging presses, vertical hydraulic presses, and horizontal hydraulic presses. They are delivered to all over the world, in industries of Heavy Equipment & Machinery, Oil & Gas, Mine & Metal Processing, Construction etc.
Material
Standard | |||||
North America | Germany | Britain | ISO | EN | China |
AISI/SAE | DIN | BS | GB | ||
Cylinder Barrel (Forging) | |||||
1035 | C35E | C35E | C35E4 | 35 | |
1040 | C40E | C40E | C40E4 | 40 | |
1045 | C45E | C45E | C45E4 | 45 | |
20Mn5 | 20SiMn | ||||
4135 | 35CrMo | ||||
34CrNiMo6 | 817M40 | 34CrNiMo6 | 36CrNiMo6 | 34CrNiMo | |
Any other material grade as per customer’s require | |||||
Plunger (Forging) | |||||
1035 | C35E | C35E | C35E4 | 35 | |
Plunger surfaces can be hardened with overlay welding of 2Cr13 to 45-50 HRC |
Forging method: Open die forging / free forging
1. Material: Carbon steel, alloy steel, stainless steel
2. Material standard: DIN/ ASTM/AISI/ASME/BS/EN/JIS/ISO
3. Mechanical properties: According to customer requirement or standard.
4. Weight: Up to 70 Tons of finished forging. 90 Tons for ingot
5. Length: Up to 2.7 meters (8.9 feet) w/o welding connection. Welding is available to fabricate longer cylinder barrels
6. Delivery Status: Heat treated and rough machined
7. Industries: Oil and Gas, Mine & Metal processing, Heavy Industry Machinery, Construction, etc.
8. Inspection: Chemical analysis with spectrometer, Tensile test, Charpy test, Hardness Test, Metallurgy test, Ultrasonic test, Magnetic Particle test, Liquid Penetration test, Hydro test, Radiographic test are implementable.
9. Quality Assurance: Per ISO9001-2008
Product detail pictures:

Related Product Guide:
Our well-equipped facilities and excellent quality control throughout all stages of production enables us to guarantee total customer satisfaction for China High Quality Cylinder Barrel Manufacturer – Hot Forging Hydraulic Cylinder Barrel – Rongli Forging, The product will supply to all over the world, such as: Gabon, Dominica, Muscat, Good quality and reasonable price have brought us stable customers and high reputation. Providing 'Quality Products, Excellent Service, Competitive Prices and Prompt Delivery', we are now looking forward to even greater cooperation with overseas customers based on mutual benefits. We will work whole-heartedly to improve our products and services. We also promise to work jointly with business partners to elevate our cooperation to a higher level and share success together. Warmly welcome you to visit our factory sincerely.

This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.
