Customization: | Available |
---|---|
Type: | Round |
Standard: | AISI, ASTM, DIN, JIS, GB |
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ASTM A334 Low Temperature Pipe is suitable for seamless steel tubes used in pressure vessels at -45ºC~-195ºC and heat exchangers at Low Temperature.The steel tube has strong structure, corrosion resistance, high quality and other excellent properties.
Specifications:ASTM A 334, ASME SA 334
Size Range:4" NB to 26" NB
Wall Thickness:2.0mm-14 mm
Schedules:20, 30, 40, Standard (STD), Extra Heavy (XH), 80, 100, 120, 140, 160, XXH & heavier
Type:Seamless / Welded/ Low Temperature
Length:5800mm; 6000mm; 6096mm; 7315mm; 11800mm; and so on.
Outer Dimensions:6mm-1020mm
ASME SA / ASTM A334 Low Temperature Pipe Chemical Composition :
C, % |
Mn, % |
Si, % |
P, % |
S, % |
0.30 max |
0.29-1.06 |
0.10 min |
0.025 max |
0.025 max |
A334 Grade 6 Seamless Pipes and Tubes Mechanical properties:
Tensile Strength , MPa |
Yield Strength, MPa |
Elongation, % |
Hardness, HB |
415 min |
240 min |
30 min |
190 max |
Chemical Requirements For ASTM A334 Grade 6 Seamless Tubes
Grade |
Mfg. Process |
Chemical composition(%) |
||||||||
C |
Si |
Mn |
P |
S |
Ni |
Cr |
Mo |
Others |
||
Grade 1 |
S, E, AT |
0.30Max |
- |
0.40~1.06 |
0.05Max |
0.60Max |
- |
- |
- |
(STBL450) |
Grade 3 |
S, E, AT |
0.19Max |
0.18~0.37 |
0.31~0.64 |
0.05Max |
0.050Max |
3.18-3.82 |
- |
- |
- |
Grade 6 |
S, E, AT |
0.30Max |
0.10Max |
0.29~1.06 |
0.048Max |
0.058Max |
- |
- |
- |
- |
Grade 7 |
S, E, AT |
0.19Max |
0.13~0.32 |
0.90Max |
0.04Max |
0.050Max |
2.03~2.57 |
- |
- |
(STBL690) |
Grade 8 |
S, E, AT |
0.18Max |
0.13~0.32 |
0.90Max |
0.045Max |
0.045Max |
8.40~9.60 |
- |
- |
(Cu 0.75~1.25) |
Grade 9 |
S, E, AT |
0.20Max |
- |
0.40~1.06 |
0.045Max |
0.50Max |
1.60~2.24 |
- |
- |
- |
Tensile Requirements For ASTM A334 Grade 6 Seamless Tubes
Grade |
Tensile Test MPa or N/mm2 |
Remaks |
|
Min Yield point |
Tensile Strength |
||
Gr. 1 |
205 |
380Min |
Impact Test(J) |
Gr. 3 |
240 |
450Min |
2V 18 |
Gr. 6 |
240 |
415Min |
2V 18 |
Gr. 7 |
240 |
450Min |
2V 18 |
Gr. 8 |
520 |
690Min |
2V 18 |
Gr. 9 |
315 |
435Min |
2V 18 |
Shipping Information
FOB Port | Tianjin | ||||
---|---|---|---|---|---|
Weight per Unit | 1500.0 Kilograms | ||||
HTS Code | 7304.41.90 00 | ||||
Export Carton Dimensions L/W/H | 11.8 x 1.0 x 0.8 Meters |
Lead Time | 15-30 days | ||||
---|---|---|---|---|---|
Dimensions per Unit | 11.8 x 1.0 x 0.8 Meters | ||||
Units per Export Carton | 25.0 | ||||
Export Carton Weight | 1500.0 Kilograms |