PRODUCT NAME
China Erw Thin Wall Stainless Steel Tube manufacturer
MAIN TEST TERMS AMD PROCEDURE
1. Heat treatment and solution annealing/bright annealing;
2. Cutting to required length and deburring;
3. Chemical composition analysis test with 100% PMI and one tube from each heat by direct reading Spectrometer;
4. Visual test and endoscope test for surface quality test;
5. 100% hydrostatic test and 100% ET;
6. Ultrasonic test subject to the MPS;
7. Mechanical tests includes Tension Test,Flattening Test,Flaring,Hardness Test;
8. Impact Test subject to standard request;
9. Grain size test and Intergranular Corrosion Test;
10. Ultrasonic measuring of wall thickness;
CHEMICAL COMPOSITION
| GRADE | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 304 | min | - | - | - | - | - | 18.0 | - | 8.0 | - |
| max | 0.08 | 2.0 | 0.75 | 0.045 | 0.03 | 20.0 | - | 10.5 | 0.1 | |
| 304L | min | - | - | - | - | - | 18.0 | - | 8.0 | - |
| max | 0.03 | 2.0 | 0.75 | 0.045 | 0.03 | 20.0 | - | 10.5 | 0.1 | |
| 304H | min | 0.04 | - | - | 0.045 | - | 18.0 | - | 8.0 | - |
| max | 0.01 | 2.0 | 0.75 | - | 0.03 | 20. | - | 10.5 | - | |
Erw Thin Wall Stainless Steel Tube
FAQ
1. Q:Are you trading company or manufacturer?
A: We are a professioal facory.
2. Q: How long is your delivery time?
A: Usually,25 days depend on bulk quantity.
3. Q: Where is your raw material from?
A: Bao Steel,TISCO,ZPSS;
4. Q:How about your experience?
A: We have more than 10 years of experience in the field of stainless steel pipes.
5. Q: What is your servise?
A: Quickly delivery date, high quality with competitive price. We treat client as friend.
6. A:What is your payment item?
Q:30%T/T as deposit,70% balance before shipment.
7.A: Can we get the free sample?
Q: Yes, you can get some free sample, but the sample freight cost will be your side.It will be return to you after you place an order.
