| Standard: | ASME SA213 | Material Grade: | TP347H |
|---|---|---|---|
| DNT: | ET，UT，PT，HT | Surface: | Pickling Annealing |
| Type: | Seamless | Thickness: | 1mm-20mm |
| Length: | 1-12m Or As Your Requirements | Applications: | Construction，Decoration，Industry，boiler，Chemical |
| High Light: | seamless stainless steel tube， Stainless Steels | ||
ASTM A213 TP347H Stainless Steel Seamless Tube For Heat Exchangers Boilers
TONG CHUANG GROUP has more than 30 years experience for heat exchanger tube / boiler tube/ cooling tube.
Advantage Products: (Boiler & Heat Exchanger & Condenser Tube):
ASTM A213(TP304，TP304L，TP304H，TP310S，TP316L，TP316Ti， TP317/L， TP321/H， TP347/H)
ASTM A249(TP304，TP304L，TP316L， TP321/H)
ASTM A789(S31803(2205)， 32750(2507)， S31254(254MO)，S32304)
ASTM B163/B167/B444 for Nickel Alloy Steel Tube
ASTM B677 UNS NO8904(904L)
ASTM B111(70400， C70600， C71500， C71640， C68700， C44300)
Other Standard: EN10216-5， DIN 17456， DIN17458， GOST9941-81， JIS-G3459， JIS-G3463
Specification:
ASTM A213 / SA213: Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler， Superheater and Stainless Steel Heat Exchanger Tubes.
ASTM A249 / A249M:Standard Specification for Welded Austenitic Steel Boiler， Superheater
Heat-Exchanger， and Condenser Tubes.
Other Standard:DIN 17456 ， DIN 17458， EN10216-5， GOST 9940-81， GOST 9941-81， JIS-G3463…
Material Grade:
| American Standard | Austenitic Steel: Duplex Steel : Others:TP405，TP409， TP410， TP430， TP439，… |
| Europen Standard | 1.4301，1.4307，1.4948，1.4541，1.4878，1.4550，1.4401，1.4404，1.4571，1.4438， 1.4841，1.4845，1.4539，1.4162， 1.4462， 1.4362， 1.4410， 1.4501 |
| Gost Standard | 08Х17Т，08Х13，12Х13，12Х17，15Х25Т，04Х18Н10，08Х20Н14С2， 08Х18Н12Б，10Х17Н13М2Т，10Х23Н18，08Х18Н10，08Х18Н10Т， 08Х18Н12Т，08Х17Н15М3Т，12Х18Н10Т，12Х18Н12Т，12Х18Н9， 17Х18Н9， 08Х22Н6Т， 06ХН28МДТ |
Size Range:
| Production | Outside Diameter | Wall Thickness |
| Heat Exchanger Tube | 6.00mm to 101.6mm | 0.5mm to 8mm |
Final Finishing
Solution Annealed & Pickled/Bright Annealed.
Type of Tubes:
U-bend & Straight.
Some of the quality tests carried out by us includes:
| Corrosion Test | Conducted only when specially requested by the client |
| Chemical Analysis | Test done as per required quality standards |
| Destructive / Mechanical Testing | Tensile | Hardness | Flattening | Flare | Flange |
| Reverse-bend and Re. flat tests | Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms， which ensures trouble-free expansion， welding & use at customers end |
| Eddy Current Testing | Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System |
| Hydrostatic Testing | 100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage， and biggest pressure we can support 20Mpa/7s . |
| Air Under Pressure Test | To check any evidence of air leakage |
| Visual Inspection | After passivation， every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections |
Supplementary Testing:
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