| Grade: | TP304，TP304L，TP304H， TP304N， TP310S，TP316，TP316L，TP316Ti，TP316H， TP317，TP317L， TP321， TP321H，TP347， TP347H，904L… | NDT: | Ultransonic Test， Eddy Current Test， Hydrostatic Test |
|---|---|---|---|
| Standard: | ASTM A269 (Welded) | ||
| High Light: | stainless steel coil tube， welded steel pipes | ||
TONG CHUANG GROUP deal with Stainless Steel and tube already more than 10 years， every year sell more than 80000 tons of Stainless Steel and tube. Our client already cover more than 45 countries. Our Stainless Steel and tube was width used in Mining， Energy， Petrochemical， Chemical Industry， Food plant， Paper plant， Gas and Fluid Industry etc. ANSI B16.10: B16.19 SCH 5S， SCH 10S， SCH 20， SCH 30， SCH 40S， SCH 60， SCH80S， XS， SCH 100， SCH 120， SCH160， XXS
Characteristic: With cold press (mainly cold rolling)， the gas protects heat treatment， with high precision:
ID:Ra≤0.4μm，OD:Ra≤0.8μm；Mainly for precision instrument， Hydraulic pressure system， exhaust gas
system etc.
Standard: ASTM/ASME A/SA213， A/SA269， DIN17458/17457， EN10216-5/10217-7. After negotiation， we can supply pipe with customers’ requirement.
TP317L ASTM A269 / ASME SA269 Stainless Steel Seamless Instrument Tube
Grade
| TP 304; TP304H; TP304L; TP316; TP316L; TP 321;TP321H; TP317L; TP310S; TP347H |
Standard
| ASTM A213， ASTM A 269， ASTM A 270，EN10216-5; ASTM B 622;ASTM B516;ASTM A789， etc |
| Size | OD:3.18-101.6mm |
| WT:0.5-20mm | |
| Length:Max.12M | |
| Advantage | Superior surface finish ，better mechanical property; more precise dimension; perfect inspection method and inspection equipment |
| Application | Boiler tube applies to petroleum，chemical industry，electric power，boiler，high temperature resistant，low temperature resistant，corrosion resistant.The size can be made according to the customers requirements.High pressure boiler pipe applies to container，petrochemical and so on.Note:Generally，high pressure boiler pipe’s working pressure above 9.88Mpa and working temperature between 450 to 650. |
| Package | Plastic in both ends， then packed in iron case |
Specification :
Size | OD : 3.18 – 101.6mm |
| WT : 0.5 – 20mm | |
| Length : >1000Meters | |
| 4.76 * 0.71mm / 4.76 * 0.89mm / 4.76 * 1.24mm | |
| 6 * 1mm / 6 * 1.5mm | |
| 6.35 * 0.71mm / 6.35 * 0.89mm / 6.35 * 1.24mm / 6.35 * 1.65mm | |
| 7.94 * 0.71mm / 7.94 * 0.89mm / 7.94 * 1.24mm / 7.94 * 1.65mm | |
| 9.53 * 0.71mm / 9.53 * 0.89mm / 9.53 * 1.24mm / 9.43 * 1.65mm | |
| 10 * 1mm / 10 * 1.5mm | |
| 12 * 1mm / 12 * 1.5mm / 12 * 2mm | |
| 12.7 * 0.71mm / 12.7 * 0.89mm / 12.7 * 1.24mm / 12.7 * 1.65mm / 12.7 * 2.11mm | |
| 14 * 1mm / 14 * 1.5mm / 14 * 2mm | |
| 15.88 * 0.89mm / 15.88 * 1.24mm / 15.88 * 1.65mm / 15.88 * 2.11mm | |
| 16 * 1mm / 16 * 1.5mm / 16 * 2mm | |
| 19.05 * 0.89mm / 19.05 * 1.24mm / 19.05 * 1.65mm / 19.05 * 2.11mm | |
| 25.4 * 0.89mm / 25.4 * 1.24mm / 25.4 * 1.65mm / 25.4 * 2.11mm |
Chemical Composition
| C(max) | Si(max) | Mn(max) | P(max) | S(max) | Cr | Ni | Mo | Ti | |
| TP304/1.4301 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-10.5 | ||
| TP304L/1.4307 | 0.035 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-12.0 | ||
| TP304H/1.4948 | 0.04-0.10 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-12.0 | ||
| TP316/1.4401 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 | |
| TP316L/1.4404 | 0.035 | 1.00 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | |
| TP316Ti/1.4571 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | 0.7>5x(C+N) |
| TP321/1.4541 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 17.0-19.0 | 9.0-12.0 | 0.7>5x(C+N) | |
| TP317L/1.4449 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 11.0-14.0 | 3.0-4.0 | |
| TP347H/1.4912 | 0.04-0.10 | 1.00 | 2.00 | 0.045 | 0.030 | 17.0-19.0 | 9.0-13.0 | ||
| TP309S/1.4833 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 22.0-24.0 | 12.0-15.0 | 0.75 | |
| TP310S/1.4845 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 24.0-26.0 | 19.0-22.0 | 0.75 |
Application:
Bright annealed stainless steel welded pipe is widely used in making military products， semiconductor， biological medicine， precision instruments and meters， hydraulic parts and many other industrial products.
