Place of Origin:
ZHEJIANG, CHINA
Brand Name:
TORICH
Certification:
ISO9001, ISO14001, TS16949
Model Number:
ASTM A268
Standard | ASTM A268 |
Matrial | TP405, TP410, TP429, TP430, TP443, TP446-1, TP446-2, TP409 |
Size | OD: 4-230mm WT: 1-30mm Length: According to Customer's Requirement |
Manufacture | Tubes are made by seamless process. At the manufacturer's option,, tubing may be furnished either hot finished or cold finished. |
Surface Condition | The finished tubes are free of scale., slight amount of oxidation is not considered as scale |
Test and Inspection | Tension Test, Flaring Test, Flange Test, Reverse Test, Hardness Test, Hydrostatic or Nondestructive Electric Test |
Heat treatment | As a final treatment, tubes shall be reheated to a temperature of 1200℉(650℃) or higher and cooled (as appropriate for the grade) to meet the requirements of this specification. The martensitic grade UNS S41500 shall be reheated to a temperature of 950℉ (510℃) or higher and cooled as appropriate to meet the requirements of this specification. |
Grade | TP405 | TP410 | TP429 | TP430 | TP443 | TP446-1 | TP446-2 | - | TP409 |
UNS | S40500 | S41000 | S42900 | S43000 | S44300 | S44600 | S40800 | S40900 | |
C, max | 0.08 | 0.15 | 0.12 | 0.12 | 0.20 | 0.20 | 0.12 | 0.08 | 0.08 |
Mn, max | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
P, max | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 | 0.045 | 0.045 |
S, max | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.045 | 0.045 |
Si, max | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
Ni, max | 0.05 | - | - | - | 0.75max | 0.75max | 0.50max | 0.80max | 0.50max |
Cr | 11.5-14.5 | 11.5-13.5 | 14.0-16.0 | 16.0-18.0 | 18.0-23.0 | 23.0-27.0 | 23.0-27.0 | 11.5-13.0 | 10.5-11.7 |
Mo | - | - | - | - | - | - | - | - | - |
Al | 0.10-0.30 | - | - | - | - | - | - | - | - |
Cu | - | - | - | - | 0.90-1.25 | - | - | - | - |
N | - | - | - | - | - | 0.25 | 0.25 | 12xC min | 6xC min |
Ti | - | - | - | - | - | - | - | 1.10max | 0.75max |
Production Show
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 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.
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
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
TORICH ASTM A268 TP405 TP410 Seamless Ferritic and Martenstic Stainless Steel Tube
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