Brand Name: | TORICH |
Model Number: | GB/T 3093 |
MOQ: | 5 Ton |
Price: | negotiable |
Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
Supply Ability: | 50000 Ton/Year |
GB/T 3093 TORICH High Pressure Seamless Steel Tubes for Diesel Engine
Spec:
Material:10A 20A Q345A
Size Range:OD:4-1200mm
WT:0.3-200mm
General Length:1.5-6m
Tolerance:
According to the following tables or customers’ request.
Characteristic:Technical Requirements
Chemical component:
Name
| Grade | Chemical component(mass fraction )% | |||||||
C | Si | Mn | P | S | Cr | Ni | Cu | ||
Max | |||||||||
U20103 | 10A | 0.07-0.13 | 0.17-0.37 | 0.35-0.65 | 0.03 | 0.03 | 0.15 | 0.30 | 0.20 |
U20203 | 20A | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | 0.03 | 0.03 | 0.25 | 0.30 | 0.20 |
L03451 | Q345A | 0.20Max | 0.55Max | 1.00-1.60 | 0.03 | 0.30 | 0.30 | 0.30 | 0.20 |
Mechanical Properties:
Grade | Tensile strength /Mpa | Yeild strength/Mpa | Elongation/% |
Max | |||
10A | 335-470 | 205 | 30 |
20A | 390-540 | 245 | 25 |
Q345A | 470-630 | 345 | 22 |
Producing Method:cold drawn
Technical Delivery Conditions:Cold drawn + Heat treatment
Widely used in the field of/Application:Diesel engine
Product Images:
1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.