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Shanghai Vastar International Co., Ltd.

Steel pipe, stainless steel tube, seamless steel pipe manufacturer / supplier in China, offering ASTM A334/A334M Seamless and Welded Carbon and Alloy-Steel Tube, Stainless Steel Bar Round Square Bar, Stainless steel sheet 304 304L 316 316L and so on.

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ASTM A334/A334M Seamless and Welded Carbon and Alloy-Steel Tube

FOB Price: Get Latest Price
Min. Order: 5 Tons
Port: Shanghai, China
Production Capacity: 50000 Tons/Year
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: ASTM A334
  • Technique: Cold Drawn
  • Section Shape: Round
  • Transport Package: Bundle
  • Origin: China
  • Type: Seamless
  • Usage: Boiler Pipe, Chemical Industry, Special Purpose
  • Trademark: VASTAR
  • Specification: OD(3.2-50.8mm)
Product Description
ASTM A334/A334M Seamless and Welded Carbon and Alloy-Steel Tube
Standard: ASTM A334/A334
Steel grade: grade 1, grade 3, grade 6, grade 7, grade 8, grade 9, grade 11
Size: OD(3.2-50.8mm) * (1.8-30mm)
Application: widely used at low temperature

Chemical Composition
ElementGrade 1Grade 3Grade 6Grade 7Grade 8Grade 9Grade 11
C, max0.30.190.30.190.130.20.1
Mn0.40-1.060.31-0.640.29-1.060.90, max0.90, max0.40-1.080.60, max
Ph, max0.0250.0250.0250.0250.0250.0250.025
S , max0.0250.0250.0250.0250.0250.0250.025
Si---0.18-0.370.10, min0.13-0.320.13-0.32---0.35, max
Ni---3.18-3.82---2.03-2.578.40-9.601.60-2.2435.0-37.0
Cr------------------0.50, max
Cu---------------0.75-1.26---
Co------------------0.50, max
Mo------------------0.50, max
 
Mechanical Property

 
Grade 1Grade 3Grade 6Grade 7Grade 8Grade 9Grade 11
Ksi  MPaKsi  MPaKsi  MPaKsi  MPaKsi  MPaKsi  MPaKsi  MPa
Tensile Strength, min55  38065   45060  41565  450100  69063  43565  450
Yield Strength, min30  20535   24035  24035  24075  52046   31535   240
 
Size Tolerance
Wall  ThicknessElongation in 2 inch. Or 50mm, min %
In.mm.Grade 1Grade 3Grade 6Grade 7Grade 8Grade 9
5/16 (0.312)8353030302228
9/32(0.281)7.2332828282126
1/4 (0.250)6.4322727272025
7/32 (0.219)5.6302626261824
3/16(0.188)4.8282424241722
5/32(0.156)4262222221620
1/8 (0.125)3.2252121211519
3/32 (0.094)2.4232020201318
1/16(0.062)1.6211818181216


ASTM A334/A334M Seamless and Welded Carbon and Alloy-Steel Tube
 
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