Product Details:
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Section Shape: | Round | Length: | 2000-6000mm |
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OD: | 8-630mm | Thickness: | 0.5-60mm |
Surface: | NO.1 | Process Method: | Cold Draw, Cold Roll |
High Light: | ss seamless pipes,astm stainless steel pipe |
ASTM A312 17-4PH/EN1.4438/SUS630 SS Seamless Pipe Precipitation Hardening
17-4PH/EN1.4438/SUS630 Stainless Steel Seamless Pipe/Tube
1.Chemical Composite for Stainless Steel
Material | ASTM A249 Chemical Composition % Max | ||||||||||
C | Mn | P | S | Si | Cr | Ni | Mo | N B | Nb | Ti | |
TP304 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-11.0 | ^ | ^ | ^ . | ^ |
TP304L | 0.035 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-12.0 | ^ | ^ | ^ | ^ |
TP316 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | ^ | ^ | ^ |
TP316L | 0.035 D | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 10.0-15.0 | 2.00-3.00 | ^ | ^ | ^ |
TP321 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-12.0 | ^ | ^ | ^ | 5C -0.70 |
TP347 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-12.0 |
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| 10C -1.10 | ^ |
Material | Heat treatment | Temperure F (C) Min. | Hardness | |
Brinell | Rockwell | |||
TP304 | Solution | 1900 (1040) | 192HBW/200HV | 90HRB |
TP304L | Solution | 1900 (1040) | 192HBW/200HV | 90HRB |
TP316 | Solution | 1900(1040) | 192HBW/200HV | 90HRB |
TP316L | Solution | 1900(1040) | 192HBW/200HV | 90HRB |
TP321 | Solution | 1900(1040) F | 192HBW/200HV | 90HRB |
TP347 | Solution | 1900(1040) | 192HBW/200HV | 90HRB |
OD, inch | OD Tolerance inch(mm) | WT Tolerance % | Length Tolernace inch(mm) | |
+ | - | |||
≤ 1 / 2 | ± 0.005 ( 0.13 ) | ± 15 | 1 / 8 ( 3.2 ) | 0 |
> 1 / 2 ~1 1 / 2 | ± 0.005(0.13) | ± 10 | 1 / 8 (3.2) | 0 |
> 1 1 / 2 ~< 3 1 / 2 | ± 0.010(0.25) | ± 10 | 3 / 16 (4.8) | 0 |
> 3 1 / 2 ~< 5 1 / 2 | ± 0.015(0.38) | ± 10 | 3 / 16 (4.8) | 0 |
> 5 1 / 2 ~< 8 | ± 0.030(0.76) | ± 10 | 3 / 16 (4.8) | 0 |
8~< 12 | ± 0.040(1.01) | ± 10 | 3 / 16 (4.8) | 0 |
12~< 14 | ± 0.050(1.26) | ± 10 | 3 / 16 (4.8) |
Name | Stainless Steel Seamless Pipes/Tubes |
Available Size | Austenitic steel:O.D.: 6mm – 630mm / DN 6 – 600 / NPS 1/8’’- 24’’ |
Austenitic/ Super | 304, 304L, 304H, 316, 316L, 316Ti, 316H, 316Mod, 317L, 317Mod, |
Ferrite Steel | TP410,TP430 |
Duplex/Super Duplex Steel | S31803(SAF2205), S32750(SAF2507), S32760 |
Special Metarial | Custom produced per your requirements. |
Specification | ASTM/ASME A312, A269, A213, A511, A789, A790 |
Quality Control | ISO 9001:2000, Pressure Equipment Directive 97/23/EC & AD2000-W0, |
Classification Society Approvals | BV,DNV,GL,ABS,KR. |
Test | Flattening test,hydrostatic test,intergranular corrosion test,hardness |
Applications | petroleum, chemical industry, chemical fiber, smelt, medicalmachinery, |
Contact Person: Gao Ben
Tel: +8618068357371