| Standards |
ASTM 249/ 269 DIN17457 EN10216 |
| Specification |
OD:6mm-1219mm,WT:0.5-30mm, Length: Max. 20meters |
| Material |
TP304, TP304H, TP304LN, TP304L,TP310/S, TP316L, TP316H,TP316/316L,TP317L,TP321/321H,TP347,S31803,2205,2507,ect |
| Process method |
ERW,TIG |
| Surface finish |
Annealed & Pickled /Bright Annealed,Polished |
| Applications |
For fluid and gas transport, structure and Machining, heat exchanger, boiler |
| Packing |
Seaworthy Wooden Cases / Steel Framed Cases / Bundle |
| Marking |
All tubes are marked as follows: SPEZILLA. Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer's request. ) |
Material |
ASTM A249 Chemical Composition % Max |
| C |
Mn |
P |
S |
Si |
Cr |
Ni |
Mo |
N B |
Nb |
Ti |
| TP304 |
0.08 |
2 |
0.045 |
0.03 |
1 |
18.0-20.0 |
8.0-11.0 |
^ |
^ |
^ . |
^ |
| TP304L |
0.035 |
2 |
0.045 |
0.03 |
1 |
18.0-20.0 |
8.0-12.0 |
^ |
^ |
^ |
^ |
| TP316 |
0.08 |
2 |
0.045 |
0.03 |
1 |
16.0-18.0 |
10.0-14.0 |
2.00-3.00 |
^ |
^ |
^ |
| TP316L |
0.035 D |
2 |
0.045 |
0.03 |
1 |
16.0-18.0 |
10.0-15.0 |
2.00-3.00 |
^ |
^ |
^ |
| TP321 |
0.08 |
2 |
0.045 |
0.03 |
1 |
17.0-19.0 |
9.0-12.0 |
^ |
^ |
^ |
5C -0.70 |
| TP347 |
0.08 |
2 |
0.045 |
0.03 |
1 |
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 |
|
| |
Kingmetal steel industry Co., Ltd is a subsidiary of Kingmetal Group. We are a professional pipe manufacturer, specialized in stainless steel seamless pipe, stainless steel welded pipe, stainless steel pipe fitting, and also are capable to supply sheet, plate, bar, fastener, flange in all stainless steel grade with competitive price and excellent quality.
Products are exported to more than 50 Countries and Areas in last 26 years. Including Europe, America, Russia, South Korea, South Africa, Middle East, Taiwan, Chile, Peru, Brazil and so on.
Existing testing equipment include PMI Chemical Testing, Ultrasonic Detector test deceive, Eddy Current Inspection decieve, Universal Testing Machine and Hardness Tester. Chemical composition, mechanical property are 100% guaranteed.
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