- Add: Heping Industrial Park, Heping town, Changxing county, Huzhou City, Zhejiang Province, China
- Tel: 0572-6972982
- Fax: 0572-6972582
- Email: sales@dsssco.com
Stainless steel welded tube
- Standard：ASTM A249
- Grade: 304
- Size：8 - 610 mm
- Others：
- Product description: China best stainless steel welded tube manufacturer and supplier, tube standard ASTM, JIS, DIN, GB, GOST, stainless steel material 300 series, 400 series, duplex steel etc.
Product introduction
1.Standard：
ASTM A249 – Standard Speci?cation for Welded Austenitic SteelBoiler, Superheater, Heat Exchanger, and Condenser TubesASTM A312 – Specification for Seamless and Welded Austenitic Stainless Steel Pipes
ASTM A268 – Standard Speci?cation for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
ASTM A269 – Speci?cation for Seamless and Welded Austenitic Stainless Steel Tubing for General Service
ASTM A270 – Standard Speci?cation for Seamless and Welded Austenitic and Ferritic / Austenitic Stainless Steel Sanitary Tubing
ASTM A554 – Specification for Welded Stainless Steel Mechanical Tubing
ASTM A688 – Standard Speci?cation for Welded Austenitic Stainless Steel Feedwater HeaterTubes
ASTM A789 – Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service
ASTM A790 – Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe
ASTM A213 – Specification for Seamless Ferric and Austenitic Alloy-Steel Boiler, Su[perheater, and Heat-Exchanger Tubes
ASTM A 511 – Specification for Seamless Stainless Steel Mechanical Tubing
ASTM A999 – Specification for General Requirements for alloy and Stainles Steel Pipe
DIN 17456 – Seamless circular austenitic stainless steel tubes for general service
DIN 17457 – Welded circular austenitic stainless steel tubes subject to special requirements
DIN 17458 Seamless circular austenitic stainless steel tubes subject to special requirement
DIN 17459 – Seamless circular high-temperature austenitic stainless steel tubes
DIN EN ISO 1127 Seamless stainless steel tubes
EN 10216-7 – welded stainless steel tube
EN 10216-5 – Seamless steel tubes for pressure purposes
EN 10217-7 – Welded steel tubes for pressure purposes–Technical delivery conditions–Part 7:Stainless steel tubes
GOST 9940 – Seamless stainless steel tubes, hot finished
GOST 9941-81 – Seamless stainless steel tubes, cold and hot finished
2.Grade:
| EN Designation | Alternative Designations | |||||
|---|---|---|---|---|---|---|
| Steel name | Steel number | AISI | UNS | Other US | BS |
Generic/Brand |
| Ferritic stainless steels | ||||||
| X2CrNi12 | 1.4003 | S40977 | 3CR12 | |||
| X2CrTi12 | 1.4512 | 409 | S40900 | 409S19 | ||
| X6CrAl13 | 1.4002 | 405 | S40500 | 405S17 | ||
| X6Cr17 | 1.4016 | 430 | S43000 | 430S17 | ||
| X3CrTi17 | 1.4510 | 439 | S43035 | |||
| X2CrMoTi18-2 | 1.4521 | 444 | S44400 | |||
| X6CrMoNb17-1 | 1.4526 | 436 | S43600 | |||
| X2CrTiNb18 | 1.4509 | 441 | S43932 | 18CrCb | ||
| Austenitic stainless steels | ||||||
| X2CrNiN18-7 | 1.4318 | 301LN | S30153 | |||
| X2CrNi18-9 | 1.4307 | 304L | S30403 | 304S11 | ||
| X2CrNi19-11 | 1.4306 | 304L | S30403 | |||
| X2CrNiN18-10 | 1.4311 | 304LN | S30453 | 304S51 | ||
| X5CrNi18-10 | 1.4301 | 304 | S30400 | 304S15 | ||
| X6CrNiTi18-10 | 1.4541 | 321 | S32100 | 321S31 | ||
| X6CrNiNb18-10 | 1.4550 | 347 | S34700 | 347S31 | ||
| X2CrNiMo17-12-2 | 1.4404 | 316L | S31603 | 316S11 | ||
| X5CrNiMo17-12-2 | 1.4401 | 316 | S31600 | 316S31 | ||
| X6CrNiMoTi17-12-2 | 1.4571 | 316Ti | S31635 | 320S31 | ||
| X2CrNiMo17-12-3 | 1.4432 | 316L | S31603 | 316S13 | ||
| X2CrNiMoN17-3-3 | 1.4429 | 316LN | S31653 | |||
| X3CrNiMo17-13-3 | 1.4436 | 316 | S31600 | 316S33 | ||
| X2CrNiMo18-14-3 | 1.4435 | 316L | S31603 | 316S13 | ||
| X2CrNiMoN17-13-5 | 1.4439 | 317LMN | S31726 | |||
| X1NiCrMoCu25-20-5 | 1.4539 | N08904 | 904S13 | 904L | ||
| X1CrNiMoCuN20-18-7 | 1.4547 | S31254 | F44 | 254SMO | ||
| X6CrNiMoNb17-12-2 | 1.4580 | S31640 | ||||
| X2CrNiMo18-15-4 | 1.4438 | 317L | S31703 | 317S12 | ||
| X1CrNiMoCuN24-22-8 | 1.4652 | S32654 | 654SMO | |||
| X1NiCrMo31-27-4 | 1.4563 | N08028 | Sanicro 28 | |||
| X1CrNiMoCuN25-25-5 | 1.4537 | N08932 | ||||
| X1CrNiMoCuNW24-22-6 | 1.4659 | S31266 | ||||
| X1NiCrMoCuN25-20-7 | 1.4529 | N08925 | 1925hMo | |||
| Austenitic stainless steels – heat resisting Grades | ||||||
| X15CrNiSi20-12 | 1.4828 | |||||
| X9CrNiSiNCe21-11-2 | 1.4835 | S30815 | 253 MA | |||
| X12CrNi23-13 | 1.4833 | 309 | S30900 | 309S24 | ||
| X8CrNi25-21 | 1.4845 | 310S | S31000 | 310S24 | ||
| X6CrNiSiNCe19-10 | 1.4818 | S30415 | 153 MA | |||
| X6NiCrSiNCe35-25 | 1.4854 | S35315 | 353MA | |||
| X10NiCrSi35-19 | 1.4886 | N08330 | 330 | |||
| Austenitic-ferritic stainless steels | ||||||
| X2CrMnNiN21-5-1 | 1.4162 | S32101 | 2101 LDX | |||
| X2CrNiN23-4 | 1.4362 | S32304 | 2304 | |||
| X2CrNiMoN12-5-3 | 1.4462 |
S31803/ S32205 |
F51 | 2205 | ||
| X2CrNiMoN25-7-4 | 1.4410 | S32750 | F53 | 2507 | ||
| X2CrNiMoCuEWN25-7-4 | 1.4501 | S32760 | F55 |
Zeron 100 |
||
3. Manufacturing process of stainless steel welded tube:
Coil - Inspection and analysis - Slitting - Auto-welding - Seam-grinding - Solution treatment on line - Cut to length - Annealing - Straightening - Picking - End-facing - Eddy current test - Hydrostatic test - Final inspection - Marking - Packing - Shipping
Plate - Inspection - Plasma-cutting - Edging - Bending - Seam- cleaning - Forming - Auto- welding - Degreasing - Annealing - Roundness-calibrating -End-facing - Eddy current test - Hydrostatic test - Final inspection - Marking - Packing - Shipping
4. surface
| No.1 | No.2D | No.2B | No.2B BA | No.3 |
No.4 |
No.6 |
No.7 |
No.8(mirror) |
5. Size comparison and weight of stainless steel pipe
|
外径(OD) |
壁厚(WTH) |
重量(Weight) |
||||
|
英寸(IN) |
毫米(MM) |
单位 |
毫米(MM) |
英寸(IN) |
公斤/米(kg/m) |
磅/英尺(Pound/ft) |
|
1/8” |
10.3 |
10S |
1.24 |
0.049 |
0.28 |
0.19 |
|
1/8” |
10.3 |
STD-40 |
1.73 |
0.068 |
0.37 |
0.25 |
|
1/8” |
10.3 |
XS-80 |
2.41 |
0.095 |
0.48 |
0.32 |
|
1/4” |
13.7 |
10S |
1.65 |
0.065 |
0.50 |
0.34 |
|
1/4” |
13.7 |
STD-40 |
2.24 |
0.088 |
0.64 |
0.43 |
|
1/4” |
13.7 |
XS-80 |
3.02 |
0.119 |
0.81 |
0.55 |
|
3/8” |
17.1 |
10S |
1.65 |
0.065 |
0.64 |
0.43 |
|
3/8” |
17.1 |
STD-40 |
2.31 |
0.091 |
0.85 |
0.57 |
|
3/8” |
17.1 |
XS-80 |
3.20 |
0.126 |
1.11 |
0.75 |
|
1/2” |
21.3 |
5S |
1.05 |
0.042 |
0.53 |
0.36 |
|
1/2” |
21.3 |
10S |
2.11 |
0.083 |
1.01 |
0.68 |
|
1/2” |
21.3 |
STD-40 |
2.77 |
0.109 |
1.28 |
0.86 |
|
1/2” |
21.3 |
XS-80 |
3.73 |
0.147 |
1.63 |
1.10 |
|
1/2” |
21.3 |
160 |
4.78 |
0.188 |
1.97 |
1.33 |
|
1/2” |
21.3 |
XXS |
7.47 |
0.294 |
2.57 |
1.73 |
|
3/4” |
26.7 |
5S |
1.65 |
0.065 |
1.03 |
0.69 |
|
3/4” |
26.7 |
10S |
2.11 |
0.083 |
1.29 |
0.87 |
|
3/4” |
26.7 |
STD-40 |
2.87 |
0.113 |
1.70 |
1.14 |
|
3/4” |
26.7 |
XS-80 |
3.91 |
0.154 |
2.22 |
1.49 |
|
3/4” |
26.7 |
160 |
5.56 |
0.219 |
2.93 |
1.97 |
|
3/4” |
26.7 |
XXS |
7.82 |
0.308 |
3.68 |
2.48 |
|
1” |
33.4 |
5S |
1.65 |
0.065 |
1.31 |
0.88 |
|
1” |
33.4 |
10S |
2.77 |
0.109 |
2.12 |
1.42 |
|
1” |
33.4 |
STD-40 |
3.38 |
0.133 |
2.53 |
1.70 |
|
1” |
33.4 |
XS-80 |
4.55 |
0.179 |
3.27 |
2.18 |
|
1” |
33.4 |
160 |
6.35 |
0.250 |
4.28 |
2.88 |
|
1” |
33.4 |
XXS |
9.09 |
0.358 |
5.51 |
3.71 |
|
1 1/4” |
42.2 |
5S |
1.65 |
0.065 |
1.67 |
1.12 |
|
1 1/4” |
42.2 |
10S |
2.77 |
0.109 |
2.72 |
1.83 |
|
1 1/4” |
42.2 |
STD-40 |
3.56 |
0.140 |
3.43 |
2.31 |
|
1 1/4” |
42.2 |
XS-80 |
4.85 |
0.191 |
4.51 |
3.03 |
|
1 1/4” |
42.2 |
160 |
6.35 |
0.250 |
5.67 |
3.81 |
|
1 1/4” |
42.2 |
XXS |
9.70 |
0.382 |
7.85 |
5.28 |
|
1 1/2” |
48.3 |
5S |
1.65 |
0.065 |
1.92 |
1.29 |
|
1 1/2” |
48.3 |
10S |
2.77 |
0.109 |
3.14 |
2.11 |
|
1 1/2” |
48.3 |
STD-40 |
3.68 |
0.145 |
4.09 |
2.75 |
|
1 1/2” |
48.3 |
XS-80 |
5.08 |
0.200 |
5.47 |
3.68 |
|
1 1/2” |
48.3 |
160 |
7.14 |
0.281 |
7.32 |
4.92 |
|
1 1/2” |
48.3 |
XXS |
10.15 |
0.400 |
9.65 |
6.49 |
|
2” |
60.3 |
5S |
1.65 |
0.065 |
2.41 |
1.62 |
|
2” |
60.3 |
2.11 |
0.083 |
3.06 |
2.06 |
|
|
2” |
60.3 |
10S |
2.77 |
0.109 |
3.97 |
2.67 |
|
2” |
60.3 |
3.18 |
0.125 |
4.52 |
3.04 |
|
|
2” |
60.3 |
STD-40 |
3.91 |
0.154 |
5.49 |
3.69 |
|
2” |
60.3 |
XS-80 |
5.54 |
0.218 |
7.56 |
5.08 |
|
2” |
60.3 |
160 |
8.74 |
0.344 |
11.23 |
7.55 |
|
2” |
60.3 |
XXS |
11.07 |
0.436 |
13.58 |
9.13 |
|
2 1/2” |
73.0 |
5S |
2.11 |
0.083 |
3.73 |
2.51 |
|
2 1/2” |
73.0 |
10S |
3.05 |
0.120 |
5.32 |
3.57 |
|
2 1/2” |
73.0 |
30 |
4.78 |
0.188 |
8.12 |
5.46 |
|
2 1/2” |
73.0 |
STD-40 |
5.16 |
0.203 |
8.72 |
5.86 |
|
2 1/2” |
73.0 |
XS-80 |
7.01 |
0.276 |
11.52 |
7.74 |
|
2 1/2” |
73.0 |
160 |
9.53 |
0.375 |
15.08 |
10.14 |
|
2 1/2” |
73.0 |
XXS |
14.02 |
0.552 |
20.60 |
13.84 |
|
3” |
88.9 |
5S |
2.11 |
0.083 |
4.56 |
3.07 |
|
3” |
88.9 |
2.77 |
0.109 |
5.95 |
4.00 |
|
|
3” |
88.9 |
10S |
3.05 |
0.120 |
6.52 |
4.38 |
|
3” |
88.9 |
3.18 |
0.125 |
6.79 |
4.56 |
|
|
3” |
88.9 |
3.58 |
0.141 |
7.61 |
5.12 |
|
|
3” |
88.9 |
3.96 |
0.156 |
8.38 |
5.63 |
|
|
3” |
88.9 |
STD-40 |
5.49 |
0.216 |
11.41 |
7.67 |
|
3” |
88.9 |
XS-80 |
7.62 |
0.300 |
15.43 |
10.37 |
|
3” |
88.9 |
160 |
11.13 |
0.438 |
21.56 |
14.49 |
|
3” |
88.9 |
XXS |
15.24 |
0.600 |
27.96 |
18.79 |
|
3 1/2” |
101.6 |
5S |
2.11 |
0.083 |
5.23 |
3.52 |
|
3 1/2” |
101.6 |
10S |
3.05 |
0.120 |
7.49 |
5.03 |
|
3 1/2” |
101.6 |
30 |
4.78 |
0.188 |
11.53 |
7.75 |
|
3 1/2” |
101.6 |
STD-40 |
5.74 |
0.226 |
13.71 |
9.21 |
|
3 1/2” |
101.6 |
XS-80 |
8.08 |
0.318 |
18.83 |
12.65 |
|
4” |
114.3 |
5S |
2.11 |
0.083 |
5.90 |
3.97 |
|
4” |
114.3 |
10S |
3.05 |
0.120 |
8.46 |
5.68 |
|
4” |
114.3 |
3.18 |
0.125 |
8.81 |
5.92 |
|
|
4” |
114.3 |
3.96 |
0.156 |
10.89 |
7.32 |
|
|
4” |
114.3 |
4.37 |
0.172 |
11.97 |
8.05 |
|
|
4” |
114.3 |
4.78 |
0.188 |
13.04 |
8.76 |
|
|
4” |
114.3 |
5.16 |
0.203 |
14.03 |
9.43 |
|
|
4” |
114.3 |
5.56 |
0.219 |
15.06 |
10.62 |
|
|
4” |
114.3 |
STD-40 |
6.02 |
0.237 |
16.24 |
10.91 |
|
4” |
114.3 |
6.35 |
0.250 |
17.08 |
11.48 |
|
