Complaint
Chongqing New Maritime Import and Export Co., Ltd is a professional manufacturer of medium and large forgings based in mainland China. We mainly focus on the manufacturing of big size special steel forging which are widely used in great equipment manufacturing industry of oil, electricity, chemical, shipping, metallurgy, machinery and military.
Detailed Description
1. Product name:Forged boat/ship propeller shaft
2. Raw material: Carbon steel, Mn-C steel, low alloy steel, stainless steel etc
3. Supply range:OD.150-800mm,Length ≤ 9m Weight≤20T
Manufacturing technique
1. Process: EBT+LF/VD (ESR) + Forged + Heat Treatment (Solution treatment)
2. Delivery condition: Hot forged +Rough machined +Turned+fined machined
3. Inspection Equipments: Metallurgical analysis, Tensile strength tester, Hardness tester, Altimeter, Scale Micrometer, pressure tester, etc.
marine forged propeller shafts can be appliable to any kind of vessels. It can use with kinds of propellers, like fixed pitch propeller, controllable propeller. And it also can be designed to different types according to the requirement of different vessels. Different certificates are also available, such as CCS, ABS, DNV, BV, NK, LR, GL, KR, etc.
Material: Forged steel, SUS 316, SUS 304
Diameter: ø107mm to ø2000mm (Customized)
Length: 1500mm to 11000mm (Customized)
Processing methods: forged and lathe machining
Intermediate shaft:
propeller shaft :
Material List for stainless steel
SUS 304
| Chemical Component (%) | ||||||
| C | Si | Mn | P | S | Cr | Ni |
| ≤0.07 | ≤1.00 | ≤2.00 | ≤0.35 | ≤0.30 | 17.00-19.00 | 8.00-11.00 |
| Mechanical Properties | |||||
| Tensile Test | Hardness Test | ||||
| o b (MPa) | o s (MPa) | o 5(%) | HB | HRB | HV |
| ≥520 | ≥205 | ≥40 | ≤187 | ≤90 | ≤200 |
SUS 316
| Chemical Component (%) | ||||||||||
| C | Si | Mn | P | S | Cr | Ni | Mo | Cu | N | Other |
| ≤0.07 | ≤1.00 | ≤2.00 | ≤0.35 | ≤0.30 | 16.00-18.00 | 10.00-14.00 | 2.00-3.00 | / | / | / |
| Mechanical Properties | |||||
| Tensile Test | Hardness Test | ||||
| o b (MPa) | o 0.2 (MPa) | o 5(%) | HB | HRB | HV |
| ≥520 | ≥205 | ≥40 | ≤187 | ≤90 | ≤200 |
Packaging & Delivery
Packaging Details:Wooden Case
Delivery Time:Within 30 working days
Our advantages
1. Advanced production equipment and experienced manufacturing teams
2. Completed in-house test equipment and strict quality control system
3. Reliable product quality and competitive price
4. After receive the goods, We accept ur feedback at first time.
If any question, pls contact me!
