Jis G3441 Carbon Steel Seamless Tubes For Machinery
Product Details
Jis G3441 Carbon Steel Seamless Tubes
,Steel Seamless Tubes For Machinery
JIS G3441 CARBON STEEL SEAMLESS TUBES
Standard: JIS G 3441
Application of JIS G 3441 Alloy Seamless Steel Tubes
Pipe ordered under this specification for machinery, automobiles and other machine parts.
Manufacturing Process of JIS G 3441 Alloy Seamless Steel Tubes:
By a seamless process: hot finished and cold finished (with annealed)
Details of JIS G 3441 Alloy Seamless Steel Tubes We can supply:
Manufacture:seamless pipe (hot finished and cold finished)
Size: O.D.: 15.0～114mm W.T.: 2～20mm
Grade: Class1, Class2, Class3
Length: 6M or specified length as required.
Ends: Plain End, Beveled End.
Grade and Chemical Composition (％)
| Grade | C≤ | Si | Mn | P≤ | S≤ | Cr | Mo |
| SCM 420TK | 0.18~0.23 | 0.15~0.35 | 0.60~0.85 | 0.030 | 0.030 | 0.90~1.20 | - |
| SCM 415TK | 0.13~0.18 | 0.15~0.35 | 0.60~0.85 | 0.030 | 0.030 | 0.90~1.20 | 0.15~0.30 |
| SCM 418TK | 0.16~0.21 | 0.15~0.35 | 0.60~0.85 | 0.030 | 0.030 | 0.90~1.20 | 0.15~0.30 |
| SCM 420TK | 0.18~0.23 | 0.15~0.35 | 0.60~0.85 | 0.030 | 0.030 | 0.90~1.20 | 0.15~0.30 |
| SCM 430TK | 0.28~0.33 | 0.15~0.35 | 0.60~0.85 | 0.030 | 0.030 | 0.90~1.20 | 0.15~0.30 |
| SCM 435TK | 0.33~0.38 | 0.15~0.35 | 0.60~0.85 | 0.030 | 0.030 | 0.90~1.20 | 0.15~0.30 |
| SCM 440TK | 0.38~0.43 | 0.15~0.35 | 0.60~0.85 | 0.030 | 0.030 | 0.90~1.20 | 0.15~0.30 |
| Note: 1. Ni as an impurity in various steel pipes does not exceed 0.25%, and Cu does not exceed 0.30%; 2. When the purchaser requests the analysis of the finished product, the allowable deviation is as specified in Table 3 of JIS G0321. | |||||||
Tolerance of OD and W.T
| Division | Tolerance on O.D | Tolerance on W.T | ||
| Class 1 | D＜50m | ±0.5 mm | S＜4mm | +0.6mm-0.5mm |
| 50mm≤D | ±1% | S≥4mm | +1% -12.5% | |
| Class 2 | D＜50m | ±0.25mm | S＜3mm | ±0.3mm |
| 50mm≤D | ±0.5% | S≥3mm | ±10% | |
| Class 3 | D＜25m | ±0.12mm | S＜2mm | ±0.15mm |
| 40mm＞D≥25mm | ±0.15mm | |||
| 50mm＞D≥40mm | ±0.18mm | S≥2mm | ±8% | |
| 60mm＞D≥50mm | ±0.20mm | Notes: tolerance on each wall thickness shall be rounded off to one decimal place in accordance with rule a JIS Z 8401 | ||
| 70mm＞D≥60mm | ±0.23mm | |||
| 80mm＞D≥70mm | ±0.25mm | |||
| 90mm＞D≥80mm | ±0.30mm | |||
| 100mm＞D≥90mm | ±0.40mm | |||
| D≥100mm | ±0.50% | |||
| 1. The OD tolerance of hot finish seamless steel pipe according to Class1 2. Quenched and tempered steel pipes according to 4 categories. | ||||
Product Pictures:
Company Introduction:
Packaging and Delivery:
FAQ:
Q: Are you trading company or manufacturer?
A: We are a professional steel pipes materials manufacturer.
Q: How long is your delivery time?
A: Generally it takes 7-14 days if the goods are in stock or 30-60 days if there is no stock, this mainly depends on quantity.
Q: Do you provide free sampleas?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us.
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