ASTM Stainless Steel Precision Pipe for 304 Grade
Stainless steel pipe is one of the more standardized materials in the building and engineering industries. Stainless Steel Seamless Pipes is a hollow steel bar, a large number of pipes used for conveying fluids, such as oil, gas, water, gas, steam, heat exchanger, mechanical machine.
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Standard
ASTM A-312, ASTM A-269, ASTM A-632, ASTM A-213, DIN 17458, DIN 17456, JIS G3463, JIS G3459, JIS G3448
Material Grade
201 / 202 / 304 / 316
Outer Diameter
0.1mm -- 8mm
Length
2440mm, 3050mm, 5800mm, 6000mm, 6100mm or as customer request
Tolerance
a) Outer Diameter: +/- 0.2mm
b) Thickness: +/- 10% OR as customer request
c) Length: +/- 10mm
Surface
Satin / Hairline: 180#, 320#
Polish
400#, 600#, 800# or Mirror surface
Application
Processed into railings, handrails, doors and Windows
Packing
Plastic bag / woven packing (please send details packing to us if you have other requirements)
Chemical Composition
| Grade |
C(Max) |
Mn(Max) |
P(Max) |
S(Max) |
Si(Max) |
Cr |
Ni |
Mo |
N(Max) |
Cu/Others |
| 304 |
0.08 |
2 |
0.045 |
0.03 |
1 |
18.00-20.00 |
8.00-10.50 |
- |
0.1 |
- |
| 304L |
0.03 |
2 |
0.045 |
0.03 |
1 |
18.00-20.00 |
8.00-12.00 |
- |
0.1 |
- |
| 310S |
0.08 |
2 |
0.045 |
0.03 |
1.5 |
24.00-26.00 |
19.00-22.00 |
- |
- |
- |
| 316 |
0.08 |
2 |
0.045 |
0.03 |
1 |
16.00-18.00 |
10.00-14.00 |
2.00-3.00 |
- |
- |
| 316L |
0.03 |
2 |
0.045 |
0.03 |
1 |
16.00-18.00 |
10.00-14.00 |
2.00-3.00 |
0.1 |
- |
| Element |
201 |
202 |
304 |
316 |
S31803 |
S32750 |
| C |
≤0.15 |
≤0.15 |
≤0.08 |
≤0.08 |
≤0.030 |
≤0.030 |
| Si |
≤1.00 |
≤1.00 |
≤1.00 |
≤1.00 |
≤1.00 |
≤0.80 |
| Mn |
5.5-7.5 |
7.5-10.0 |
≤2.00 |
≤2.00 |
≤2.00 |
≤1.20 |
| P |
≤0.060 |
≤0.060 |
≤0.045 |
≤0.045 |
≤0.030 |
≤0.035 |
| S |
≤0.030 |
≤0.030 |
≤0.030 |
≤0.030 |
≤0.020 |
≤0.020 |
| Cr |
16-18 |
17-19 |
18-20 |
16-18 |
21-23 |
21-23 |
| Ni |
3.5-5.5 |
4.0-6.0 |
42958 |
43022 |
4.5-6.5 |
6.0-8.0 |
| Mo |
- |
- |
- |
2.0-3.0 |
2.5-3.5 |
3.0-5.0 |
| N |
≤0.25 |
≤0.25 |
- |
- |
0.08-0.2 |
0.24-0.32 |
| Cu |
- |
- |
- |
- |
- |
≤0.50 |
Mechanical Properties
| Material Item |
201 |
202 |
304 |
316 |
S31803 |
S32750 |
| Tensile Strength (MPa) |
≥655 |
≥620 |
≥515 |
≥515 |
≥620 |
≥800 |
| Yield Strength (MPa) |
≥260 |
≥310 |
≥205 |
≥205 |
≥450 |
≥550 |
| Elongation (%) |
≥35 |
≥35 |
≥35 |
≥35 |
≥25 |
≥15 |
| Hardness (HV) |
≤230 |
≤230 |
≤200 |
≤200 |
≤303 |
≤323 |
Other Requirements
- Marking: material grade, standard, specification, heat no.
- Surface Treatment: Bright annealed, polished outside and inside surface.
- Package: knitting strip bundle, wooden box or steel box
- Mill test certificate: according to EN 10204 3.2
- Inspection: Third party inspection, or by clients
| Square Steel Tube (mm) |
Rectangular Steel Tube (mm) |
Round Steel Tube (mm) |
| 10×10×0.6~3.0 |
10×20×0.6~3.0 |
6x0.6~1.0 |
| 15×15×0.6~3.0 |
20×30×0.6~3.0 |
12x0.6~1.5 |
| 20×20×0.6~3.0 |
20×40×0.6~3.0 |
13x0.6~1.5 |
| 25×25×0.6~3.0 |
25×50×0.6~3.5 |
16x0.6~2.0 |
| 30×30×0.6~3.5 |
30×50×0.6~3.5 |
19x0.6~3.0 |
| 40×40×0.6~3.5 |
40×60×0.6~3.5 |
20x0.6~3.0 |
| 50×50×0.6~3.5 |
40×80×0.6~3.5 |
22x0.6~3.0 |
| 60×60×0.6~3.5 |
60×80×1.0~6.0 |
25x0.6~3.0 |
| 70×70×0.6~3.5 |
50×100×1.0~6.0 |
27x0.6~3.0 |
| 75×75×0.6~3.5 |
60×120×1.0~6.0 |
32x0.6~3.0 |
| 80×80×1.0~6.0 |
80×120×2.0~8.0 |
40x0.6~3.5 |
| 100×100×2.0~8.0 |
80×160×2.0~8.0 |
38x0.6~3.0 |
| 120×120×2.0~8.0 |
100×150×2.0~8.0 |
48x0.6~3.5 |
| 150×150×2.0~8.0 |
100×200×2.0~8.0 |
60x0.6~3.5 |
| 200×200×4.0~16.0 |
150×250×4.0~12.0 |
76x0.6~3.5 |
| 250×250×4.0~16.0 |
200×300×4.0~16.0 |
89x1.0~6.0 |
| 300×300×4.0~16.0 |
300×400×4.0~16.0 |
104x1.0~6.0 |
| 400×400×4.0~16.0 |
300×500×4.0~16.0 |
114x1.0~6.0 |
Physical Properties of Stainless Steel Polishing Pipe
| Grade |
Composition, % |
| Carbon, max |
Manganese, max |
Phosphorus, max |
Sulfur, max |
Silicon, max |
Nickel |
Chromium |
Molybdenum |
Titanium |
Columbium + Tantalum |
| Austenitic |
| 301 |
0.15 |
2.00 |
0.040 |
0.030 |
1.00 |
6.0–8.0 |
16.0–18.0 |
... |
... |
... |
| 302 |
0.15 |
2.00 |
0.040 |
0.030 |
1.00 |
8.0–10.0 |
17.0–19.0 |
... |
... |
... |
| 304 |
0.08 |
2.00 |
0.040 |
0.030 |
1.00 |
8.0–11.0 |
18.0–20.0 |
... |
... |
... |
| 304L |
0.035A |
2.00 |
0.040 |
0.030 |
1.00 |
8.0–13.0 |
18.0–20.0 |
... |
... |
... |
| 305 |
0.12 |
2.00 |
0.040 |
0.030 |
1.00 |
10.0–13.0 |
17.0–19.0 |
... |
... |
... |
| 309S |
0.08 |
2.00 |
0.040 |
0.030 |
1.00 |
12.0–15.0 |
22.0–24.0 |
... |
... |
. . . |
| 309S-Cb |
0.08 |
2.00 |
0.040 |
0.030 |
1.00 |
12.0–15.0 |
22.0–24.0 |
... |
... |
B |
| 310S |
0.08 |
2.00 |
0.040 |
0.030 |
1.00 |
19.0–22.0 |
24.0–26.0 |
... |
... |
... |
| 316 |
0.08 |
2.00 |
0.040 |
0.030 |
1.00 |
10.0–14.0 |
16.0–18.0 |
2.0–3.0 |
... |
... |
| 316L |
0.035A |
2.00 |
0.040 |
0.030 |
1.00 |
10.0–15.0 |
16.0–18.0 |
2.0–3.0 |
... |
... |
| 317 |
0.08 |
2.00 |
0.040 |
0.030 |
1.00 |
11.0–14.0 |
18.0–20.0 |
3.0–4.0 |
... |
... |
| 321 |
0.08 |
2.00 |
0.040 |
0.030 |
1.00 |
9.0–13.0 |
17.0–20.0 |
... |
C |
... |
| 330 |
0.15 |
2.00 |
0.040 |
0.030 |
1.00 |
33.0–36.0 |
14.0–16.0 |
... |
... |
... |
| 347 |
0.08 |
2.00 |
0.040 |
0.030 |
1.00 |
9.0–13.0 |
17.0–20.0 |
... |
... |
B |
| 429 |
0.12 |
1.00 |
0.040 |
0.030 |
1.00 |
0.50 max |
14.0–16.0 |
... |
... |
... |
| 430 |
0.12 |
1.00 |
0.040 |
0.030 |
1.00 |
0.50 max |
16.0–18.0 |
... |
... |
... |
| 430-Ti |
0.10 |
1.00 |
0.040 |
0.030 |
1.00 |
0.075 max |
16.0–19.5 |
... |
5 × C min, 0.75 max |
... |
Stainless Steel Coiled Tubing / Coiled Tubes Material Grade Reference
| U.S.A. |
GERMANY |
GERMANY |
FRANCE |
JAPAN |
ITALY |
SWEDEN |
U.K. |
E.U. |
SPAIN |
RUSSIA |
| AISI |
DIN 17006 |
W.N. 17007 |
AFNOR |
JIS |
UNI |
SIS |
BSI |
EURONORM |
|
|
| 201 |
|
|
|
SUS 201 |
|
|
|
|
|
|
| 301 |
X 12 CrNi 17 7 |
1.4310 |
Z 12 CN 17-07 |
SUS 301 |
X 12 CrNi 1707 |
23 31 |
301S21 |
X 12 CrNi 17 7 |
X 12 CrNi 17-07 |
|
| 302 |
X 5 CrNi 18 7 |
1.4319 |
Z 10 CN 18-09 |
SUS 302 |
X 10 CrNi 1809 |
23 31 |
302S25 |
X 10 CrNi 18 9 |
X 10 CrNi 18-09 |
12KH18N9 |
| 303 |
X 10 CrNiS 18 9 |
1.4305 |
Z 10 CNF 18-09 |
SUS 303 |
X 10 CrNiS 1809 |
23 46 |
303S21 |
X 10 CrNiS 18 9 |
X 10 CrNiS 18-09 |
|
| 303 Se |
|
|
Z 10 CNF 18-09 |
SUS 303 Se |
X 10 CrNiS 1809 |
|
303S41 |
|
X 10 CrNiS 18-09 |
12KH18N10E |
| 304 |
X 5 CrNi 18 10 / X 5 CrNi 18 12 |
1.4301 / 1.4303 |
Z 6 CN 18-09 |
SUS 304 |
X 5 CrNi 1810 |
23 32 |
304S15 / 304S16 |
X 6 CrNi 18 10 |
X 6 CrNi 19-10 |
08KH18N10 / 06KH18N11 |
| 304 N |
|
|
|
SUS 304N1 |
X 5 CrNiN 1810 |
|
|
|
|
|
| 304 H |
|
|
|
SUS F 304H |
X 8 CrNi 1910 |
|
|
|
X 6 CrNi 19-10 |
|
| 304 L |
X 2 CrNi 18 11 |
1.4306 |
Z 2 CN 18-10 |
SUS 304L |
X 2 CrNi 1911 |
23 52 |
304S11 |
X 3 CrNi 18 10 |
X 2 CrNi 19-10 |
03KH18N11 |
| 304 LN |
X 2 CrNiN 18 10 |
1.4311 |
Z 2 CN 18-10-Az |
SUS 304LN |
X 2 CrNiN 1811 |
23 71 |
|
|
|
|
| 305 |
|
|
Z 8 CN 18-12 |
SUS 305 |
X 8 CrNi 1812 |
23 33 |
305S19 |
X 8 CrNi 18 12 |
X 8 CrNi 18-12 |
|
| XM7 |
|
|
Z 6 CNU 18-10 |
SUS XM7 |
|
|
|
X 6 CrNiCu 18 10 4 Kd |
|
|
| 309 |
X 15 CrNiS 20 12 |
1.4828 |
Z 15 CN 24-13 |
SUH 309 |
X 16 CrNi 2314 |
|
309S24 |
X 15 CrNi 23 13 |
|
|
| 309 S |
|
|
|
SUS 309S |
X 6 CrNi 2314 |
|
|
X 6 CrNi 22 13 |
|
|
| 310 |
X 12 CrNi 25 21 |
1.4845 |
|
SUH 310 |
X 22 CrNi 2520 |
|
310S24 |
|
|
20KH23N18 |
| 310 S |
X 12 CrNi 25 20 |
1.4842 |
Z 12 CN 25-20 |
SUS 310S |
X 5 CrNi 2520 |
23 61 |
|
X 6 CrNi 25 20 |
|
10KH23N18 |
| 314 |
X 15 CrNiSi 25 20 |
1.4841 |
Z 12 CNS 25-20 |
|
X 16 CrNiSi 2520 |
|
|
X 15 CrNiSi 25 20 |
|
20KH25N20S2 |
| 316 |
X 5 CrNiMo 17 12 2 / X 5 CrNiMo 17 13 3 |
1.4401 / 1.4436 |
Z 6 CND 17-11 / Z 6 CND 17-12 |
SUS 316 |
X 5 CrNiMo 1712 / X 5 CrNiMo 1713 |
23 47 / 23 43 |
316S31 / 316S33 |
X 6 CrNiMo 17 12 2 / X 6 CrNiMo 17 13 3 |
X 6 CrNiMo 17-12-03 |
|
| 316 F |
X 12 CrNiMoS 18 11 |
1.4427 |
|
|
|
|
|
|
|
|
| 316 N |
|
|
|
SUS 316N |
|
|
|
|
|
|
| 316 H |
|
|
|
SUS F 316H |
X 8 CrNiMo 1712 / X 8 CrNiMo 1713 |
|
|
|
X 5 CrNiMo 17-12 / X 6 CrNiMo 17-12-03 |
|
| 316 L |
X 2 CrNiMo 17 13 2 / X 2 CrNiMo 18 14 3 |
1.4404 / 1.4435 |
Z 2 CND 17-12 / Z 2 CND 17-13 |
SUS 316L |
X 2 CrNiMo 1712 / X 2 CrNiMo 1713 |
23 48 / 23 53 |
316S11 / 316S13 |
X 3 CrNiMo 17 12 2 / X 3 CrNiMo 17 13 3 |
X 2 CrNiMo 17-12-03 |
03KH17N14M2 / 03KH16N15M3 |
| 316 LN |
X 2 CrNiMoN 17 12 2 / X 2 CrNiMoN 17 13 3 |
1.4406 / 1.4429 |
Z 2 CND 17-12-Az / Z 2 CND 17-13-Az |
SUS 316LN |
X 2 CrNiMoN 1712 / X 2 CrNiMoN 1713 |
23 75 |
|
|
|
|
| 316 Ti |
X 6 CrNiMoTi 17 12 2 / X 10 CrNiMoTi 18 12 |
1.4571 / 1.4573 |
Z6 CNDT 17-12 |
|
X 6 CrNiMoTi 1712 / X 6 CrNiMoTi 1713 |
23 50 |
320S31 / 320S33 |
X 6 CrNiMoTi 17 12 2 / X 6 CrNiMoTI 17 13 3 |
X 6 CrNiMoTi 17-12-03 |
08KH17N13M2T / 10KH17N13M2T |
| 316 Nb |
X 6 CrNiMoNb 17 12 2 / X 10 CrNiMoNb 18 12 |
1.4580 / 1.4583 |
Z 6 CNDNb 17-12 |
|
X 6 CrNiMoNb 1712 / X 6 CrNiMoNb 1713 |
|
|
X 6 CrNiMoNb 17 12 2 / X 6 CrNiMoNb 17 13 3 |
|
08KH16N13M2B / 09KH16N15M3B |
| 317 |
|
|
|
SUS 317 |
X 5 CrNiMo 1815 |
23 66 |
317S16 |
|
|
|
| 317 L |
X 2 CrNiMo 18 16 4 |
1.4438 |
Z 2 CND 19-15 |
SUS 317L |
X 2 CrNiMo 1815 / X 2 CrNiMo 1816 |
23 67 |
317S12 |
X 3 CrNiMo 18 16 4 |
|
|
| 330 |
X 12 NiCrSi 36 16 |
1.4864 |
Z 12NCS 35-16 |
SUH 330 |
|
|
|
|
|
|
| 321 |
X 6 CrNiTi 18 10 / X 12 CrNiTi 18 9 |
1.4541 / 1.4878 |
Z 6 CNT 18-10 |
SUS 321 |
X 6 CrNiTi 1811 |
23 37 |
321S31 |
X 6 CrNiTi 18 10 |
X 6 CrNiTi 18-11 |
08KH18N10T |
| 321 H |
|
|
|
SUS 321H |
X 8 CrNiTi 1811 |
|
321S20 |
|
X 7 CrNiTi 18-11 |
12KH18N10T |
| 329 |
X 8 CrNiMo 27 5 |
1.4460 |
|
SUS 329J1 |
|
23 24 |
|
|
|
|
| 347 |
X 6 CrNiNb 18 10 |
1.4550 |
Z 6 CNNb 18-10 |
SUS 347 |
X 6 CrNiNb 1811 |
23 38 |
347S31 |
X 6 CrNiNb 18 10 |
X 6 CrNiNb 18-11 |
08KH18N12B |
| 347 H |
|
|
|
SUS F 347H |
X 8 CrNiNb 1811 |
|
|
|
X 7 CrNiNb 18-11 |
|
| 904L |
|
1.4939 |
Z 12 CNDV 12-02 |
|
|
|
|
|
|
|
| UNS31803 |
X 2 CrNiMoN 22 5 |
1.4462 |
|
|
|
|
|
|
|
|
| UNS32760 |
X 3 CrNiMoN 25 7 |
1.4501 |
Z 3 CND 25-06Az |
|
|
|
|
|
|
|
| 403 |
X 6 Cr 13 / X 10 Cr 13 / X 15 Cr 13 |
1.4000 / 1.4006 / 1.4024 |
Z 12 C 13 |
SUS 403 |
X 12 Cr 13 |
23 02 |
403S17 |
X 10 Cr 13 / X 12 Cr 13 |
X 6 Cr 13 |
12Kh13 |
| 405 |
X 6 CrAl 13 / X 10 CrAl 7 / X 10 CrAl 13 / X 10 CrAl 18 |
1.4002 / 1.4713 / 1.4724 / 1.4742 |
Z 6 CA 13 / Z 8 CA 7 |
SUS 405 |
X 6 CrAl 13 / X 10 CrAl 12 |
|
405S17 |
X 6 CrAl 13 / X 10 CrAl 7 / X 10 CrSiAl 18 |
|
10Kh13SYu / 15Kh18SYu |
| 409 |
X 6 CrTi 12 |
1.4512 |
Z 6 CT 12 |
SUH 409 |
X 6 CrTi 12 / X 2 CrTi 12 |
|
409S19 |
X 5 CrTi 12 |
|
|
| 410 / 410 S |
X 6 Cr 13 / X 10 Cr 13 / X 15 Cr 13 |
1.4000 / 1.4006 / 1.4024 |
Z 10 C 13 / Z 12 C 13 / Z 6 C 13 |
SUS 410 / SUS 410S |
X 12 Cr 13 / X 6 Cr 13 |
23 02 / 23 01 |
410S21 / 403S17 |
X 12 Cr 13 / X 6 Cr 13 |
X 12 Cr 13 |
12Kh13 / 08Kh13 |
Factory
Quality Advantage
The quality of our products for the control line in oil and gas sector is assured not just during the controlled manufacturing process but also by way of finished product testing. Typical tests include:
- Non-destructive tests
- Hydrostatic tests
- Surface finish controls
- Dimensional accuracy measurements
- Flare and coning tests
- Mechanical and chemical property testing
Application Capillary Tube
- Medical device industry
- Temperature-guided industrial temperature control, sensors used pipe, tube thermometer
- Pens care industry core tube
- Micro-tube antenna, various types of small precision stainless steel antenna
- With a variety of electronic small-diameter Stainless steel capillary
- Jewelry needle punch
- Watches, picture
- Car antenna tube, bar antennas using tubes, antenna tube
- Laser engraving equipment to use stainless steel tube
- Fishing gear, accessories, Yugan out with possession of
- Diet with stainless steel capillary
- All types of mobile phone stylus, a computer stylus
- Heating pipe industry, oil industry
- Printers, silent box needle
- Pull a double-melt stainless steel tube used in window-coupled
- A variety of industrial small diameter Precision stainless steel tubes
- Precision dispensing with stainless steel needles
- Microphone, headphones and microphone to use stainless steel tube, and so on
Frequently Asked Questions
What are the main standards applicable to these precision stainless steel pipes?
Our precision stainless steel pipes and coiled tubing comply with international standards such as ASTM A-312, ASTM A-269, ASTM A-632, ASTM A-213, DIN 17458, DIN 17456, JIS G3463, JIS G3459, and JIS G3448.
What dimension ranges do you offer for stainless steel capillary tubes?
The outer diameter ranges from 0.1mm to 8mm, with wall thicknesses available between 0.05mm and 2.1mm. Length options include 2440mm, 3050mm, 5800mm, 6000mm, 6100mm, or custom lengths.
What surface finish options are available for the pipes?
We supply Satin/Hairline finishes (180#, 320#) as well as polished finishes (400#, 600#, 800#) and mirror surfaces, along with bright annealed options.
What quality control tests are performed on the tubes?
Quality assurance includes non-destructive testing, hydrostatic testing, surface finish controls, dimensional accuracy checking, flare/coning tests, and mechanical/chemical property evaluation.
What are the primary applications of stainless steel capillary tubes?
They are widely applied in medical devices, temperature sensors, electronics, automotive antennas, printer components, jewelry tools, heating pipes, and other industrial precision components.
Which material grades are available for coiled tubing?
We support multiple material grades including Austenitic and Ferritic types such as 201, 202, 304, 304L, 316, 316L, 310S, and Duplex grades like S31803 and S32750.
Sihe Steel
