Mechanical Alloy Steel Seamless Tubes , SAE4140 ASTM A519 Heavy wall round Steel Tubing,Hot rolled seamless pipes
Product Name: Mechanical Alloy Steel Seamless Tubes , SAE4140 ASTM A519 Heavy wall round Steel Tubing,Hot rolled seamless pipes
Material:SAE1010, SAE1020, SAE4130,4140,SAE1026
Size Range: OD: 6-88mm, WT: 1-15mm, Length: 5.8m/6m, maximal 11.8m
Delivery Condition: CW, SR, A, N
Application: For mechanical application
Stable Quality with Comeptitive Price.
+SR Heat Treatment, Strength Relief heat treatment.
Quality Control:
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 or Cold Rolling, On line inspection
5. Heat Treatment: SR, A, N
6. Straightening/Cutting to specified length/Finished Measuring Inspection
7. Quality Testing in own lab with Tensile Strength, Yield Strength, Elongation, Hardness, Straightness, etc.
8. Packing and Stocking.
100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.
| Product Name |
4130 / 4140 Seamless Alloy Steel Tube , Mechanical Alloy Steel Tubing |
| Material |
1010, 1020, 1026, 1045, 4130, 4140 |
| Delivery Condition |
HR, CW, SR, A, N |
| Standard |
ASTM A519 |
| Application |
Mechanical usage |
| Certificate |
TS16949, ISO 9001 |
| HS code |
7304319000 |
| Delivery Time |
45 days |
| Pakcing |
Bundles or Woodern Boxes |
| Grade |
C |
Mn |
P ≤ |
S ≤ |
Si |
Cr |
Mo |
| 1010 |
0.08--0.13 |
0.30--0.60 |
0.40 |
0.05 |
-- |
-- |
-- |
| 1020 |
0.18--0.23 |
0.30--0.60 |
0.40 |
0.05 |
-- |
-- |
-- |
| 1026 |
0.22--0.28 |
0.60--0.90 |
0.40 |
0.05 |
-- |
-- |
-- |
| 1045 |
0.43--0.50 |
0.60--0.90 |
0.40 |
0.05 |
-- |
-- |
-- |
| 4130 |
0.28--0.33 |
0.40--0.60 |
0.04 |
0.04 |
0.15--0.35 |
0.80--1.10 |
0.15--0.25 |
| 4140 |
0.38--0.43 |
0.75--1.00 |
0.04 |
0.04 |
0.15--0.35 |
0.80--1.10 |
0.15--0.25 |
| Grade |
Condition |
Tensile Strength
(Mpa)
|
Yield Strength
(Mpa)
|
Elongation
(%)
|
HRB |
| 1020 |
HR |
345 |
221 |
25 |
55 |
| |
CW |
483 |
414 |
5 |
75 |
| |
SR |
448 |
345 |
10 |
72 |
| |
A |
331 |
193 |
30 |
50 |
| |
N |
379 |
234 |
22 |
60 |
| 4130 |
HR |
621 |
483 |
20 |
89 |
| |
SR |
724 |
586 |
10 |
95 |
| |
A |
517 |
379 |
30 |
81 |
| |
N |
621 |
414 |
20 |
89 |
| Cold drawn and Cold rolled bearing tubes tolerance control level |
| Outer Diameter |
Diameter Tolerance |
Outer Diameter |
Diameter Tolerance |
| (mm) |
(mm) |
(mm) |
(mm) |
| ≤12.70 |
±0.08 |
>50.80～63.5 |
±0.25 |
| 12.7～25.40 |
±0.10 |
>63.50～76.20 |
±0.30 |
| >25.4～38.10 |
±0.15 |
>76.20～101.60 |
±0.40 |
| >38.1～50.80 |
±0.20 |
>101.60～203.20 |
±0.50 |
Remark:Tolrance on outer diameter and Inner diameter,wall thickness
can be specified by customer requested,
|
Delivery Condition: +C, +LC, +SR, +A, +N
