Product Description
Model NO.: 304 Technique: ERW Surface Treatment: Bright Annealed & Annealed & Pickledf Section Shape: Round Material Grade: 304, 304L, 316, 316L, 321, 317, 310S etc. Wt: 0.5-8mm Trademark: PBTD Specification: ASTM, AISI, GB, JIS, DIN, EN HS Code: 7306400 Type: Seamless Material: Stainless Steel Usage: Pipeline Transport, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose Trade Mark: Pbtd Od: 6.35-101.6mm Length: 20mm as Required Transport Package: as Your Requirment Origin: Tianjin, China
Product Description
Stainless Steel Welded Tube for Boiler
Grade: 304, 304L, 316, 316L, 321, 317, 310S etc.
Size: OD(6.35-1016MM), WT(0.5-8MM).
Standards: ASTM, JIS, DIN, EN, ISO, GB, GOST etc.
Finish: BA/AP/Polished
Application: Boiler, heat exchanger, superheater, condenser etc.
Package: Plywood cases.
ASTM A249/A213/A688/A269 etc
1. Material
is ordered to comply with the requirements to ASTM A-240 in grades 304, 304L, 316 and 316L in general
Other grades such as 310, 321, 304H, 316H are manufactured against specific requirements.
2. Size Range
OD: 6.00mm to 101.60mm
Thickness: 0.5mm to 3.0mm
Length: 20mtrs. Maximum
3 .Process method: Cold drawn / cold rolled
4 . Surface finish: Annealed & Pickled /Bright Annealed
5 . Standards: ASTM A312 / 249 / 269 DIN17457 EN10217
6 Applications: For fluid and gas transport, structure and Machining
7 packing: Seaworthy Wooden Cases / Steel Framed Cases / Bundle
8. Marking
All tubes are marked as follows: SPEZILLA. ASTM A-269, Grade, OD, Thickness, Length, Heat No. (Or according to the customer's request. )
Spezilla Tube is professional stainelss steel tube manufacture. We worked in this industry for many years. We export many of our products to European Market, American Market, South American Market. We are sure, with our rich experience, we can offer our best quality products and best service, then to estabish our WIN-WIN Cooperation.
Stainless Steel Welded Tube for Boiler
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 | | | 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) | 0 |
Company Profile
Tianjin peng bo tongda international trade limited company is approved by tianjin government to carry out import and export trading company.Is located in the beautiful coast of the bohai sea, 70 kilometers away from tianjin port.Relying on the northern iron and steel production areas, with the domestic first-class enterprise cooperation, distribution and high quality steel products for export.Operating varieties include all kinds of steel pipe, plate, wire rod, pipe fittings and other series products.
The company insists on high quality, efficient, service customers, quality consciousness and service consciousness to carry out to each link,With high quality, competitive price, timely delivery to win the recognition and trust of many customers.
The company has a group of proficient in foreign trade, foreign language, management, storage and transportation, such as talents, Under the joint efforts of all staff, established a stable cooperation relationship with a large number of customers, products are exported to Europe, central and South America, Africa, the Middle East and other places,Trade partners all over the world more than 30 countries and regions, annual trade volume more than tens of millions of dollars.
Contact us
Tianjin pengbo tongda international trade Co.,Ltd |
Address | Room 801/901-1-4# .QingDaBoYa Yuan, Shuang Jiang Road. ShuangJie Town, BeiChen District, Tianjin China |
Attn | Mr Shane |
Mob | 86-15620067658 |
Tel | 086-22-26825799/22-86899922-801/806 |
Fax | 086-22-86899922-808 |
Website | http://www.pbchinasteel.com |
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