GL LR KR NK Heavy Steel Forgings Concerned Standard For Diesel
1. Crank shaft, steel shaft, shaft forging
2. Alloy steel, carbon steel or as per customer’s requirements
3. Good quality, good service, short delivery time
Crank shaft, steel shaft, shaft forging can be made of alloy steel,
carbon steel or other kind of material as per the customer’s
requirements. The factory has been certified by ABS, DNV, BV, GL,
LR, KR, NK,CCS.
The manufacturing equipment is 30MN hydraulic press, the forging
ratio >3, the technical condition is in accordance with the
requirements of ABS, DNV, BV, GL, LR, KR, NK and CCS.
The product can be provided as per your drawing or specified
The forged steel shaft- crank shaft forging
Alloy steel (42CrMo, 34CrNiMo6, 25Mn etc.)
ASTM or GB/T3077-1999
As per customer’s specified requirements
Max. 50 ton
EF+LF + VD
Ingot→heat → forging → Heat treatment (Normalizing+ tempering) →
rough machining→UT →2nd Heat treatment →finishing machining
The forged steel shaft- crank shaft forging is widely used for low
speed diesel engine, medium speed and high speed diesel engine of
marine industry. For example: Weichai Power company and China
Changchai power company.
Quality control and management to the whole produce process,
including ingot smelting, forging, heat treatment, machining and
strictly final inspection prior to delivery.
Excellent product quality and service, competitive price, “in-time”
1. Short production time, “in-time” delivery;
2. We can provide the steel forgings whatever size, material or
type as per your requirements;
3. Good quality and competitive price
Our Zhongzhong company has long term business in the big size
crankshaft forgings. The factory is a stated enterprise, and the
product price and service are in a high level.